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1/7 inch 110k pixel primary color filter cif cmos image sensor with a/d converter TCM5053LU technical data sheet (tentative ver. 4.6) april 17 th , 200 1 toshiba corporation semiconductor company, system lsi division marketing & engineering gro up digital consumer system lsi & image sensor
feature item contents optical format 1/7 inch total pixel numbers 392(h) x 306(v) (120k pixels) signal pixel numbers 372(h) x 292(v) (110k pixels) pixel pitch 5.4um(h) x 5.4um(v) image size 2.009mm(h) x 1.577mm(v) aspect ratio 11(h) : 9(v) power current consumption 12ma(typ) @30fps signal output progressive scanning color filter array rgb primary color filter bayer arrangement(g checked, r/b in line sequence) output format 9bit digital and proport ional output in parallel frame rate 30fps @4.185mhz(data rate) to 10fps @1.395mhz(data rate) master clock frequency 8.37mhz(30fps) to 2.79mhz(10fps) package optical lens unit additional functions - variable electronic shutter internal synchronization mode (serial command setting): from 2h to 309h by 1h external synchronization mode (esr pulse input setting): from 1h to 309h and from 1v by 1h from 2h to 309h and from 1v to 16v combined with camera dsp tc90a81f - variable gain control - b uilt - in feed back clamp: optical black level is fixed to 32lsb - synchronization generator is implemented - command setting by micro wire - 2.3 to 3.6v digital input/output is available maximum ratings (vss=0v) characteristics symbol rating unit vdd - 0.5 to 3.7 power supply voltage vddiio - 0.5 to 4.4 v input voltage vin - 0.3 to vdd +0.3 input current of protection diode iin +/ - 20 ma storage temperature tstg - 30 to 75 centigrade recommended operating conditions (vss=0v) characteristics symbo l rating unit min typ max vavdd 2.7 2.8 2.9 power supply voltage vdvdd 2.7 2.8 2.9 v vdvddio 2.3 - 3.6 input voltage vin 0 to vdvddio operating temperature topr - 20 to 60 centigrade 1
block diagram input of sgmode controls synchronizatio n mode between external synchronization mode and internal. in the case of ext. sync. mode, hpa, vrr and esr pulse should be supplied to sensor. on the other hand, hd, vd and data clock is generated from sensor on int. sync. in that case electronic shutter speed is controlled by command setting. external synchronization mode internal synchronization mode 2 command decoder vref tg & sg 9bit digital output data9 ?` data0(lsb) image area a/d gca cds mpu di,sk,cs mck hp,vrr,esr sgmode=l or open command decoder vref tg & sg 9bit digital output data9 ?` data0(lsb) dataclk image area a/d gca cds mpu di,sk,cs mck hd,vd sgmode=h
pixel arrangement r: red pixel gr: green pixel b: blue pixel : light shielded dummy pixels is not guaranteed for black reference. 3 r gb g b r gb gr b r gb gr b r gb gr b dummy pixels for test;4pixels (*) light shielded dummy pixels; 7 pixels (*) light shielded dummy pixels; 7 pixels signal pixels; 372 pixels signal pixels; 292 pixels light s hielded pixels for optical bralck; 20 pixels
pin configuration pin no. symbol function pin management 1 di serial data inp ut 2 sk serial clock input 3 cs data enable input 4 test1 test terminal connected to gnd(avss) via a capacitor of 0.1uf 5 test2 test terminal connected to gnd(avss) via a capacitor of 2.2uf 6 avss analog gnd (vss) 0v 7 test3 test terminal no conne ction 8 avdd analog power supply (vdd) 2.8v +/ - 0.1v . bi - passed condenser(4.7uf and 0.1uf) is preferable. 9 dataclk data clock output (a half of master clock) 10 dvddio digital i/o power supply (vdd) 2.3 to 3.6v. bi - passed condenser(4.7uf and 0.1uf) is preferable. 11 data0 ad output(lsb) 12 data1 ad output 13 data2 ad output 14 data3 ad output 15 data4 ad output 16 data5 ad output 17 data6 ad output 18 data7 ad output 19 data8 ad output(msb) 20 test4 test terminal no connection 21 vr r(vd) vertical timing pulse start pulse input / vd pulse output 22 esr ?i str ?j electrical shutter start pulse input 23 hp(hd) horizontal timing start pulse input / hd pulse output 24 dvssio digital i/o gnd (vss) 0v 25 dvss digital gnd (vss) 0v 26 mck master clock input 8.37 mhz(30fps) to 2.79mhz(10fps) 27 dvdd digital power supply (vdd) 2.8v +/ - 0.1v . bi - passed condenser(4.7uf and 0.1uf) is preferable. output impedance of power supply is recommended to be under 0.5 ohm @10khz. 28 reset reset for para meter setting connected to dvddio via 100k to 1m ohm. connected to gnd via 0.1uf. in the case of combination with camera dsp(tc90a81f), connected to senrst. 29 dstop read stop control input (pull - up) 1: active / 0: halt 30 test5 test terminal (pull - down) no connection 31 sgmode internal / external synchronization mode (pull - down) 0: external sync (hpa,vrr and esr input) 1: internal sync (hd,vd output) 32 test6 test terminal connected to avss 4
pin arrangement (top vi ew) index 5 24 23 22 21 8 7 6 5 reset 1 2 3 4 vrr esr hp dvssi/o dvss mck dvdd bsel cs dstop sigin sgmode sk di avss vr ef data6 avdd vr ef dataclk dvddi/o data0(lsb) data1 data2 data3 data4 data5 data7 testdata data8(msb) 28 27 26 25 20 19 18 17 16 15 14 13 12 11 10 9 32 31 30 29 test - 3 test - 4 test - 5 test - 6 test - 2 test - 1
optical and electrical characteristics item symbol conditions min typ max unit sensitivity (g output) r(g) condition * 1 143 191 - lsb blooming margin blm 500 times as standard condition no blooming s/n (dark) s/n standard condition - 57 - db decay lag lag g output; over 20mv - 3 7 lsb power current ?h?c?c frame rate; 30fps - 12 - ma - setting value of internal gain amplifier; once (0db) - (***lsb) means 10 bit digital outp ut not include 32lsb for black level. - signal output includes 32 lsb for black level. standard conditions (tc=60 degrees centigrade) - driving conditions: frame rate; 30fps, electronics shutter; off (1/30s), vdd=2.8+/ - 0.1v parameter setting value; default - light source: color temperature; 3200k, tangusten light - optical lens; fujinon cf25l (f0.85, f=25mm), f2.8 - standard signal level: g output (average) 250mv condition *1 - luminance of object; 100nt - driving and optical conditions are same as standard conditions. relation between analog and digital output - setting value of internal gain amplifier; once (0db) - linear gain digital output (9bit) 511 191 black level = 32 0 100nt saturation level incident light 6
command setting standard serial input setting cs sk di ?o ?p ?o ?p - sk: less than 1/8 mck ex) when mck=8.37mhz at 30fps, sclk=less than 1.04mhz a7 a6 a5 a4 a3 a2 a1 a0 d15 d14 d13 d11 d12 d10 d09 d08 d07 d06 d05 d04 d03 d02 d01 d00 ?o ?p ?q ?r ?s 14 ?t ?u ?w ?v ?x 10 11 12 13 15 16 17 18 19 20 21 22 23 24 25 26 27 operation code; (0,1,0,1) address setting data setting 7
command table(1); s tandard serial input setting address setting data setting setting item (default value) a 7 a 6 a 5 a 4 a 3 a 2 a 1 a 0 d 15 d 14 d 13 d 12 d 11 d 10 d 09 d 08 d 07 d 06 d 05 d 04 d 03 d 02 d 01 d 00 up/down conversion (d15: 0) 1/0 * * * * * * * 0: normal 1: inverted 1 1 0 0 0 0 0 0 gain setting (d07 to d00: 11000000(0db)) 0 1 1 1 0 0 0 0 * * * * * * * msb lsb 0: max 255: min 0 0 0 0 0 0 0 0 0 0 off electronic shutter setting (d15 to d6: 0000000000 (off)) 0 1 1 1 0 0 1 1 msb lsb * * * * * * 2h to 309h low power mode (d6: 0) 0 1 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 1/0 0 0 0 0 0 0 0: normal 1: low power *: don ? t care note: 1) cmos sensor ca n be operated under default setting value w/o sending command 2) whole of setting command in same address should be set at the same time. 3) electronic shutter control by command setting is available at internal synchronization mode. when external synchronizatio n mode, esr pulse input can control electronic shutter speed. 8
gain setting table typical value setting data gain (db) d7 d6 d5 d4 d3 d2 d1 d0 - 2.4 (min) 1 1 1 1 1 1 1 1 0 (typ) 1 1 0 0 0 0 0 0 3 1 0 0 0 1 0 0 0 6 0 1 1 0 0 0 0 0 9 0 1 0 0 0 1 0 0 12 0 0 1 1 0 0 0 0 18 0 0 0 1 1 0 0 0 20 (max) 0 0 0 1 0 0 1 1 electronic shutter setting table (only for internal sync mode) typical value setting data electronic shutter speed (storage time) d15 d14 d13 d12 d11 d10 d9 d8 d7 d6 shutter of f(310(h)) 0 0 0 0 0 0 0 0 0 0 2(h) 0 0 0 0 0 0 0 0 0 1 3(h) 0 0 0 0 0 0 0 0 1 0 4(h) 0 0 0 0 0 0 0 0 1 1 : : : : : : : : : : : 307(h) 0 1 0 0 1 1 0 0 1 0 308(h) 0 1 0 0 1 1 0 0 1 1 309(h) 0 1 0 0 1 1 0 1 0 0 9
external syncronization mode 10
internal synchronization mode 11
typical peripheral circuit dvdd dvddio . avdd l reset terminal (pin no. 28); in the case of combination with camera dsp tc90a81f, reset terminal is connected to senrst terminal of tc90a81f w /o r and c4. c1, c4: 0.1uf c2: 4.7uf c3: 2.2uf r: 100k to 1m ohm c1 24 23 22 21 8 7 6 5 reset 1 2 3 4 vrr esr hp dvssi/o dvss mck dvdd bsel cs dstop sigin sgmode sk di gdmos avss vreft data6 avdd vrefm dataclk dvddi/o data0(lsb) data1 data2 data3 data4 data5 data7 testdata data8(msb) 28 27 26 25 20 19 18 17 16 15 14 13 12 11 10 9 32 31 30 29 test - 3 test - 4 test - 5 tes t - 6 ?e ?e ?e ?e ?e ?e ?e ?e ?e ?e ?e ?e ?e ?e c2 c3 c1 c4 r c1 c2 c2 c1 ?e c1 ?e 12
package outline 13 optical lens specification: focusing distance 20cm to infinity focal length 2.0mm f number f2.8 field of view h56.7 / v42.6 / d70.9 mtf 90% center / 45% in diagonal tv distortion - 3.7% notes: incident li ght from bottom and side of pcb should be shielded.

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