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PAW3101DB a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 1 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 PAW3101DB cmos optical mouse sensor general description the PAW3101DB is a cmos process optical mouse sensor with dsp integration chip that serves as a non- mechanical motion estimation engine fo r implementing a computer mouse. key specification power supply wide operating supply range 3.0v ~ 3.6v (vdd, vref) 4.25v ~ 5.5v (vdd) optical lens 1:1 system clock 18.432 mhz speed 21 inches/sec resolution 400/800 cpi frame rate 3000 frames/sec operating current 10ma @mouse moving (normal) 5ma @mouse not moving (sleep) 100ua @power down mode package staggered dip8 features ? single 5.0/3.3 volt power supply ? precise optical motion estimation technology ? complete 2-d motion sensor ? no mechanical parts ? accurate motion estimation over a wide ran g e of surfaces ? high speed motion detection up to 21 inches/sec ? high resolution up to 800 cpi ? register setting for low power dissipation ? power saving mode during times of no movement ? serial interface for pro g rammin g and data transfer ? i/o pin 5.0 volt tolerance ordering information order number i/o resolution PAW3101DB cmos output 800 cpi
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 2 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 1. pin configuration 1. pin description pin no. name type definition 1 oscin in resonator input 2 oscout out resonator output 3 sdio i/o serial interface bi-direction data (5.0 volt tolerance and 3.3v output) 4 sclk in serial interface clock (5.0 volt tolerance) 5 led out led control 6 vss gnd chip ground 7 vdd pwr chip power, 3.0v ~ 3.6v(v dd1 ) or 4.25v ~ 5.5(v dd2 ) 8 vref bypass voltage reference, 3.3v 1.2 pin assignment lb rb + x + y 1 2 3 4 8 7 6 5 1 2 3 4 8 7 6 5 figure 1. top view pinout figure 2. top view of mouse
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 3 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 2. block diagram and operation cmos image sensor digital signal processor power on reset serial interface led driver control register sclk sdio oscillator voltage regulator and power control led vref vdd oscin oscout serial interface resonator voltage reference 5v power vss figure 3. block diagram the PAW3101DB is a cmos-process optical mouse sensor with dsp integration chip that serves as a non- mechanical motion estimation engine for implementing a computer mouse. it is based on new optical navigation technology, which measures changes in position by optically acquiring sequential surface images (frames) and mathematically determining the direction and magnitude of movement. the mouse sensor is in a 8-pin optical package. the current x and y informa tion are available in registers accessed via a serial port. the word "mouse sensor," instead of PAW3101DB, is used in the document.
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 4 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 3. registers and operation the released registers of the mouse se nsor can be programmed via a serial port interface. the user can modify released dsp configuration and read motion data from these registers. some registers not being listed are reserved not allowed to be modified. 3.1 registers address name r/w reset value data type 0x00 operation_mode1 r/w 0x00 bit field 0x01 product_id1 r 0x01 bit field 0x02 delta_y r - eight bits 2?s complement number 0x03 delta_x r - eight bits 2?s complement number 0x04 image_quality r - eight bits unsigned integer 0x05 | 0x13 - - - reserved for future use 0x14 product_id2 r 0x10 eight bits 11 :4] number with the product identifier 0x15 product_id3 r 0x1x four bits[3:0] number with the product identifier reserved[3:0] number is reserved for future use 0x16 motion_status r - bit field 0x17 delta_x r - eight bits 2?s complement number 0x18 delta_y r - eight bits 2?s complement number 0x19 image_quality r - eight bits unsigned integer 0x1a operation_mode2 r/w - bit field 0x1b configuration r/w - bit field 0x1c | 0x3f - - - reserved for future use 0x40 operation_mode3 r/w 0x20 bit field 0x41 product_id4 r 0x41 bit field 0x42 delta_y r - eight bits 2?s complement number 0x43 delta_x r - eight bits 2?s complement number 0x44 image_quality r - eight bits unsigned integer
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 5 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 3.2 register descriptions 0x00 operation_mode1 bit 7 6 5 4 3 2 1 0 field reset pd_enh 0 0 0 0 0 slp_enl usage register 0x00 allows the user to change the operation of the mouse sensor. shown below are the bits, their default values, and optional values. if slp_enl = 0, after 1 sec not moving during normal mode, the mouse sensor will enter sleep mode, and keep on sleep mode until moving is detected or wakeup is asserted. field name description reset full chip reset 0 = normal operation mode (default) 1 = full chip reset pd_enh power down mode 0 = normal operation mode (default) 1 = power down mode bit [5:1] must always be 00000 notes slp_enl sleep mode enable/disable 0 = enable (default) 1 = disable 0x01 product_id1 bit 7 6 5 4 3 2 1 0 field pid1[2:0] reserved[3:0] opstate usage product id of the mouse sensor an d operation state of the mouse sensor. field name description pid1[2:0] the product id is 000 reserved[3:0] reserved for future use notes opstate operation state 0 = sleep state 1 = normal state 0x02 delta_y bit 7 6 5 4 3 2 1 0 field y7 y6 y5 y4 y3 y2 y1 y0 usage y movement is counts since last report. absolute value is determined by resolution. reading clears the register. report range ?128 ~ +127.
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 6 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 0x03 delta_x bit 7 6 5 4 3 2 1 0 field x7 x6 x5 x4 x3 x2 x1 x0 usage x movement is counts since last report. absolute value is determined by resolution. reading clears the register. report range ?128 ~ +127. 0x04 image_quality bit 7 6 5 4 3 2 1 0 field imgqa[7:0] usage image quality is a quality level of the mouse sensor in the current frame. report range 0 ~ 255. field name description notes imgqa[7:0] image quality report range: 0(worst) ~ 255(best). 0x14 product_id2 bit 7 6 5 4 3 2 1 0 field pid2[11:4] usage the value in this register is fixed. it can be us ed to verify if the status of the serial communications link is ok. 0x15 product_id3 bit 7 6 5 4 3 2 1 0 field pid2[3:0] reserved[3:0] usage the value in this register is fixed. pid2[3:0] can be used to verify if the status of the serial communications link is ok. reserved[3:0] is a value between 0x0 and 0xf, but it can?t be used to verify the status of the serial communications.
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 7 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 0x16 motion_status bit 7 6 5 4 3 2 1 0 field motion reserved[3:2] dyovf dxovf reserved[1:0] res usage register 0x16 allows the user to determine if motion has occurred since the last time it was read. if so, then the user should read registers 0x17 and 0x18 to get the accumulated motion. it also tells if the motion buffers have overflowed since the last reading. the current resolution is also shown. reading this register freezes the delta_x and delta_y register values. read this register before reading the delta_x and delta_y registers. if delta_x and delta_y are not read before the motion register is read a second time, the data in delta_x and delta_y will be lost. field name description motion motion since last report or pd 0 = no motion (default) 1 = motion occurred, data ready for reading in delta_x and delta_y registers reserved[3:2] reserved for future use dyovf motion delta y overflow, y buffer has overflowed since last report 0 = no overflow (default) 1 = overflow has occurred dxovf motion delta x overflow, x buffer has overflowed since last report 0 = no overflow (default) 1 = overflow has occurred reserved[1:0] reserved for future use notes res resolution in counts per inch 0 = 800 (default) 1 = 400 0x17 delta_x bit 7 6 5 4 3 2 1 0 field x7 x6 x5 x4 x3 x2 x1 x0 usage x movement is counts since last report. absolute value is determined by resolution. reading clears the register. report range ?128 ~ +127. 0x18 delta_y bit 7 6 5 4 3 2 1 0 field y7 y6 y5 y4 y3 y2 y1 y0 usage y movement is counts since last report. absolute value is determined by resolution. reading clears the register. report range ?128 ~ +127.
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 8 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 0x19 image_quality bit 7 6 5 4 3 2 1 0 field imgqa[7:0] usage image quality is a quality level of the mouse sensor in the current frame. report range 0 ~ 255. field name description notes imgqa[7:0] image quality report range: 0(worst) ~ 255(best). 0x1a operation_mode2 bit 7 6 5 4 3 2 1 0 field reset pd_enh 0 0 ledsht_enh slp_enh slpmu_enh wakeup usage register 0x1a allows the user to change the operation of the mouse sensor. shown below are the bits, their default values, and optional values. operation_mode2[2:0] ?0xx? = disable sleep mode ?110? = force enter sleep ?101? = force wakeup from sleep mode notes: 1. after 1 sec not moving during normal mode, the mouse sensor will enter sleep mode, and keep on sleep mode until moving is detected or wakeup is asserted. 2. only one of these two bits slpmu_enh and wakeup can be set to 1 at the one time, and the other one has to be set to 0. note that these bits are self-clear. field name description reset full chip reset 0 = normal operation mode (default) 1 = full chip reset pd_enh power down mode 0 = normal operation mode (default) 1 = power down mode bit [5:4] must always be 00 ledsht_enh led shutter enable/disable 0 = disable 1 = enable (default) slp_enh sleep mode enable/disable 0 = disable 1 = enable (default) slpmu_enh manual enter sleep mode, set ?1? will enter sleep and this bit will be reset to ?0? notes wakeup manual wake up from sleep mode, set ?1? will enter wakeup and this bit will be reset to ?0?
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 9 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 0x1b configuration bit 7 6 5 4 3 2 1 0 field res 0 1 0 0 1 0 0 usage the configuration register allows the user to change the configuration of the moue sensor. shown below are the bits, their default values, and optional values. field name description res output resolution setting 0 = 800 (default) 1 = 400 notes bit [6:0] must always be 0100100 0x40 operation_mode3 bit 7 6 5 4 3 2 1 0 field reset pd_enh ledsht_enh 0 0 0 0 slp_enl usage register 0x40 allows the user to change the operation of the mouse sensor. shown below are the bits, their default values, and optional values. if slp_enl = 0, after 1 sec not moving during normal mode, the mouse sensor will enter sleep mode, and keep on sleep mode until moving is detected or wakeup is asserted. field name description reset full chip reset 0 = normal operation mode (default) 1 = full chip reset pd_enh power down mode 0 = normal operation mode (default) 1 = power down mode ledsht_enh led shutter enable/disable 0 = disable 1 = enable (default) bit [4:1] must always be 0000 notes slp_enl sleep mode enable/disable 0 = enable (default) 1 = disable
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 10 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 0x41 product_id4 bit 7 6 5 4 3 2 1 0 field pid3[3:0] reserved[3:0] opstate usage product id of the mouse sensor and operation state of the mouse. field name description pid3[3:0] the product id is 010 reserved[3:0] reserved for future use notes opstate operation state 0 = sleep state 1 = normal state 0x42 delta_y bit 7 6 5 4 3 2 1 0 field y7 y6 y5 y4 y3 y2 y1 y0 usage y movement is counts since last report. absolute value is determined by resolution. reading clears the register. report range ?128 ~ +127. 0x43 delta_x bit 7 6 5 4 3 2 1 0 field x7 x6 x5 x4 x3 x2 x1 x0 usage x movement is counts since last report. absolute value is determined by resolution. reading clears the register. report range ?128 ~ +127. 0x44 image_quality bit 7 6 5 4 3 2 1 0 field imgqa[7:0] usage image quality is a quality level of the mouse sensor in the current frame. report range 0 ~ 255. field name description notes imgqa[7:0] image quality report range: 0(worst) ~ 255(best).
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 11 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 4. specifications 4.1 absolute maximum ratings symbol parameter min max unit notes t stg storage temperature -40 85 c ta operating temperature -15 55 c lead solder temp 260 c for 10 seconds, 1.6mm below seating plane. v dc dc supply voltage -0.5 5.5 v esd 2 kv all pins, human body model mil 883 method 3015 v in dc input voltage -0.5 5.5 v sdio, sclk, vdd 4.2 recommend operating condition symbol parameter min. typ. max. unit notes t a operating temperature 0 40 c v dd1 3.0 3.3 3.6 vdd, vref short v dd2 power supply voltage 4.25 5.0 5.5 v vdd v n supply noise 100 mv peak to peak within 0 - 100 mhz z distance from lens reference plane to surface 2.3 2.4 2.5 mm refer to figure 4. r resolution 800 cpi a acceleration 0.1 20 g sclk serial port clock frequency 10 mhz f clk clock frequency 18.432 24.576 mhz set by ceramic resonator fr frame rate 3000 4000 frames/s 3000 frames/s @ f clk = 18.432 mhz 4000 frames/s @ f clk =24.567 mhz s speed 0 21 28 inches/s 21 inches/s @ f clk = 18.432 mhz 28 inches/s @ f clk = 24.567 mhz
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 12 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 4.3 ac operating condition electrical characteristics over recommended opera ting conditions. typical values at 25 c, v dd = 5.0 v, f clk = 18.432 mhz symbol parameter min. typ. max. unit notes t hold sdio read hold time 3 us minimum hold time for valid data (refer to figure 8) t resync serial interface resync. 1 us @ 3000 frame/sec (refer to figure 9) t siwtt serial interface watchdog timer timeout 1.7 ms @3000 frame/sec (refer to figure 9) t pdr pd pulse register 333 us one frame time maximum after setting pd_enh bit in the operation_mode register @3000 frame/sec (refer to figure 10). t pupd power up from deactivate the power down mode 3 30.5 ms after t pupd , all registers contain valid data from first image after deactivate power down mode. @3000 frame/sec t pu power up from v dd 3 30.5 ms @3000 frame/sec t r , t f rise and fall times: sdio 25, 20 ns c l = 30 pf t r , t f rise and fall times: iled 10, 10 ns led bin grade: r; r1 = 100 ohm
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 13 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 4.4 dc electrical characteristics electrical characteristics over recommended opera ting conditions. typical values at 25 c, v dd = 5.0 v, f clk = 18.432 mhz symbol parameter min. typ. max. unit type: pwr i dd supply current mouse moving (normal) 10 ma sclk, sdio = no load i dd supply current mouse not moving (sleep1) 5 ma i ddpd supply current (power down) 100 ua sclk, sdio = high type: sclk, sdio v ih input voltage high 2.0 v il input voltage low 0.7 v v oh output voltage high 2.4 v @i oh = 2ma (sdio only) v ol output voltage low 0.6 v @i ol = 2ma (sdio only) type: oscin v ih input voltage high 2.0 v when driving from an external source v il input voltage low 0.7 v when driving from an external source type: led v ol output voltage low 150 mv @i ol = 25ma
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 14 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 5. z and 2d assembly lens package lid object surface z figure 4. distance from lens reference plane to surface +x +y esd lens ring base plate plastic spring clip pcb sensor base plate alignment post surface is 0 ref. unit: mm led figure 5. 2d assembly
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 15 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 6. serial interface the synchronous serial port is used to set and read parameters in the mouse sensor. sclk: the serial clock line. it is always generated by the mouse controller. sdio: the serial data line is used to write and read data. 6.1 transmission protocol the transmission protocol is a two-wire link, half duplex protocol between the mouse controller and the mouse sensor. all data changes on sdio are initiated by the fa lling edge on sclk. the mouse controller instead of the mouse sensor has the ability to initiates communication. the transmission protocol consists of the two operation modes: - write operation. - read operation. both of the two operation modes consist of two bytes. the first byte contains the address (seven bits) and has a bit7 as its msb to indicate data directio n. the second byte contains the data. address (7 bit) data (8 bit) first byte second byte msb lsb r/w (1 b it) msb lsb figure 6. transmission protocol 6.1.1 write operation a write operation, which means that data is going from the mouse controller to the mouse sensor, is always initiated by the mouse controller and consists of two bytes. the first byte contains the address (seven bits) and has a ?1? as its msb to indicate data direction. the sec ond byte contains the data. the transfer is synchronized by sclk. the mouse controller changes sdio on fallin g edges of sclk. the mouse sensor reads sdio on rising edges of sclk. sdio driven by the mouse controller sclk sdio 12345678 10 a5 a4 a3 a2 a1 a0 d7 d6 d5 d4 d3 d2 d1 d0 91112131415 a6 don't care 1 don't care 16 figure 7. write operation
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 16 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 6.1.2 read operation a read operation, which means that data is going from the mouse sensor to the mouse controller, is always initiated by the mouse controller and consists of two bytes. the first byte contains the address, is written by the mouse controller, and has a ?0? as its msb to indicate data direction. the second byte contains the data and is driven by the mouse sensor. the transfer is synchronized by sclk. sdio is changed on falling edges of sclk and read on every rising edge of sclk. the mouse controlle r must go to a high z state after the last address data bit. the mouse sensor will go to the high z state after the last data bit. sdio driven by the mouse controller sdio driven by the mouse sensor note "a" note "b" note "a" 7 8 a0 d7 1. the mouse controller sends address to the mouse sensor. 2. the mouse controller releases and set sdio to hi-z after the last address bit. 9 note "b" 16 d0 1. the mouse sensor sends data to the mouse controller . 2. the mouse sensor releases and set sdio to hi-z after the last data bit. hi-z hi-z 1 sclk sdio sdio sclk a1 scl k sdio 12345678 10 a5 a4 a3 a2 a1 a0 d7 d6 d5 d4 d3 d2 d1 d0 9 1112131415 a6 0 don't care 16 hi-z hi-z r/w bit of next address sdio driven by the mouse controller r/w bit of next address t hold 3us,min _ _ figure 8. read operation 6.2 re-synchronous serial interface if the mouse controller and the mouse sensor get out of sync hronization, then the data either written or read from the registers will be incorrect. in such a case, an easy way to solve this condition is to toggle the sclk line from high to low to high and wait at least t siwtt to re-synchronous the parts after an incorrect read. this method is called by ?watchdog timer timeout?. the mouse sensor will reset the serial port but will not reset the registers and be prepared for the beginning of a new transmission. sclk t siwtt 123456789 1 0 1 1 1 2 1 3 1 4 1 5 1 6 sdio hi-z address (r/w) data t resync 1us, min figure 9. re-synchronous serial interface using watchdog timer timeout note that this function is disabled when the mouse sensor is in the power down mode. if the user uses this function during the power down mode, it will get out of synchronization. the mouse sensor and the mouse controller also might get out of synchronization due to following conditions.
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 17 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 z power on problem - the problem occurs if the mouse sensor powers up before the mouse controller sets the sclk and sdio lines to be output. the mouse sensor and the mouse controller might get out of synchronization due to power on problem. an easy way to solve this is to use ?watchdog timer timeout?. z esd events - the mouse sensor and the mouse controller might get out of synchronization due to esd events. an easy way to solve this is to use ?watchdog timer timeout?. 6.3 collision detection on sdio the only time that the mouse sensor drives the sdio line is during a read operation. to avoid data collisions, the mouse controller should release sdio before the falling edge of sclk after the last address bit. the mouse sensor begins to drive sdio after the next falling edge of sclk. the mouse sensor release sdio of the rising sclk edge after the last data bit. the mouse controller can begin driving sdio any time after that. in order to maintain low power consumption in normal operation, the mouse controller should not leave sdio floating until the next transmission (although that will not cause any communication difficulties). 6.4 power down mode the mouse sensor can be placed in a power-down mode by setting pd_enh bit in the operation_mode register via a serial port write operation. after setting the operation_mode register, wait at least 1frame times. to get the chip out of the power down mode, clear pd_enh bit in the operation_mode register via a serial port write operation. in the power down mode, the serial interface watchdog timer (see section 5.2) is not available. but, the serial interface still can read/write normally. for an accurate report af ter leave the power down mode, wait about 3ms before the mouse controller is able to issue any write/read operation to the mouse sensor. 123456789 1 0 1 1 1 2 1 3 1 4 1 5 1 6 sclk sdio t pdr 1 frame, max 10000 000 address = 0x00 data = 0x40 010 00000 idd figure 10. power-down configurat ion register writing operation 6.5 error detection 1. the mouse controller can verify success of write operations by issuing a read command to the same address and comparing written data to read data. 2. the mouse controller can verify the synchronization of the serial port by periodically reading the product id register.
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 18 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 7. referencing application circuit 7.1 5v application circuit with external led control sw1 l q1 2n3906 jp1 usb 1 2 3 4 r2 1.3k d1 led u1 cy7c63231 8 13 12 9 10 16 15 2 1 11 6 18 3 7 17 vreg d+ d- xta l i n xta l o u t p0.6 p0.7 p0.1 p0.0 vcc vss p0.4 p0.2 vpp p0.5 u2 PAW3101DB 1 2 3 4 5 6 7 8 oscin oscout sdio sck led vss vdd vref x1 18.432mhz r4 1k c3 0.1uf r5 10 r3 100k sw3 r + c5 10uf sw2 m r1 c4 0.1uf ensw1 encoder 1 2 3 z2 z1 com + c1 1uf figure 11. 5v application circuit with external led control 7.2 5v application circuit with internal led control d1 led u1 cy7c63231 8 13 12 9 10 16 15 2 1 11 6 18 3 7 17 vreg d+ d- xta l i n xta l o u t p0.6 p0.7 p0.1 p0.0 vcc vss p0.4 p0.2 vpp p0.5 + c1 1uf jp1 usb 1 2 3 4 r2 1.3k x1 18.432mhz sw1 l u2 PAW3101DB 1 2 3 4 5 6 7 8 oscin oscout sdio sck led vss vdd vref c3 0.1uf r3 10 sw2 m r1 c4 0.1uf sw3 r + c5 10uf ensw1 encoder 1 2 3 z2 z1 com figure 12. 5v application circuit with internal led control
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 19 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 7.3 3.3v application circuit with internal led control r1 u1 PAW3101DB 1 2 3 4 5 6 7 8 oscin oscout sdio sclk led vss vdd vref c2 0.1uf d1 led + c1 10uf x1 18.432mhz to mcu's sclk vdd_3.3v to mcu's sdio vdd_3.3v figure 13. 3.3v application circu it with internal led control
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 20 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 7.4 pcb layout consideration z caps for pins 7, 8 must have trace lengths less than 5 mm . z the trace lengths of oscout, oscin must less than 6 mm . 7.5 recommended value for r1 z radiometric intensity of led bin limits (mw/sr at 20 ma) led bin grade min. typ. max. n 14.7 17.7 p 17.7 21.2 q 21.2 25.4 note: tolerance for each bin will be 15% 7.5.1 5v application z r1 value (ohm) for external led control, vdd = 5.0v (refer to figure 11) led bin grade min. typ. max. n 27 47 p 27 47 q 27 47 z r1 value (ohm) for internal led control, vdd = 5.0v (refer to figure 12) led bin grade min. typ. max. n 47 100 p 47 100 q 47 100 7.5.2 3.3v application z r1 value (ohm) for internal led control, vdd = vref = vdd_led = 3.3v (refer to figure 13) led bin grade min. typ. max. n 22 100 p 22 100 q 22 100
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 21 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 8. package information 8.1 package outline drawing 1.0 0.039 12 34 9.9 0.390 0.46 0.018 2.0 0.078 0.80 0.031 4.55 0.179 5.0 0.196 max. 0.1 max. 0.004 9.1 0.358 5.15 0.203 1.0 0.039 0.25 0.010 3.18 0.125 12.60 +/-0.2 0.496 notes: 1. all dimensions in mm/inch. 2. all dimensions tolerance: +/- 0.10mm 3. maxmumflash: +0.2mm 4. angular tolerance: +/- 3.0degress max. 12 2.0 0.078 1.01 0.040 4.45 0.175 12 3 4 paw3101 xxxxxxx 87 65 8 76 5 1.42 0.056 figure 14. package outline drawing
pixart imaging inc. PAW3101DB cmos optical mouse sensor a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 22 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v3.1 may. 2008 8.2 recommended pcb mechanical cutouts and spacing 26.010 1.024 7.544 0.297 1.194 0.047 16.95 0.667 6.172 0.243 2.997 0.118 3.251 0.128 all dimensions : mm / inch 0 ref. 1.194 0.047 7.544 0.297 4.242 0.167 6.172 0.243 4.242 0.167 0 ref. 27.153 1.069 11.05 0.435 optical center 0.711 0.028 0.711 0.028 1 2 3 4 8 7 6 5 figure 15. recommended pcb m echanical cutouts and spacing 9. update history version update date v2.0 creation, preliminary 1 st version 08/11/2006 v2.1 re-typesetting 09/08/2006 v2.2 revise words 12/04/2006 v3.0 add an application for 3.3v operation voltage. 05/09/2008 v3.1 content revise 05/26/2008 note: the part no. of the mouse product with prefix "pan" shall not be made, sold, offered to sell, imported or used in or into usa, canada, japan and eu. for "pan", pixart has only gained territory-limited patent license from avago. avago reserve right to take legal action against our customers who fails to comply the above term. please note that pixart will not defe nd, indemnify, or provide any assistance to our customers who fail to comply the term. if you do not agree the term, pixart will not deliver "pan" products to you.

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