m - square technologies corp . a subsidiary of realtek group rts26151 the above information is the exclusive intellectual property of m-square technologies corporation and shall not be disclosed, distributed without permission from m-square. rts26151_hwspec_v1.21 2002/5/14 www.msquaretech.com page 1 of 10 liquid crystal display (lcd) driver features - operating voltage range: 2.4v - 5.0v - lcd driver operating (bias) voltage: up to 15v - synchronous mode for serial data interface - built-in voltage booster (up to 20v when operating at 5v) - cascaded function for system expansion - 96 pins which can be assigned as commons, segments, or both - 96-com - 64-com 32-seg - 48-com 48-seg - 32-com 64-seg - 16-com 80-seg - 96-seg general description rts26151 is a lcd driver system that is integrated with a 96-bit shift-register, a 96-bit latch-register, level control logic and an output driver with built-in voltage booster in a single chip. designed with cmos technology to provide a low-current consumption solution, rts26151 can also be cascaded with multiple chips to become a high resolution lcd display system.
m - square technologies corp . a subsidiary of realtek group rts26151 the above information is the exclusive intellectual property of m-square technologies corporation and shall not be disclosed, distributed without permission from m-square. rts26151_hwspec_v1.21 2002/5/14 www.msquaretech.com page 2 of 10 pad arrangement mode2 mode1 mode0 vben clk din ld dout pol v0 v1 v2 v3 v4 v5 vbo2 vbo3 vbo4 vbo5 cp1 cp2 gnd vdd o 1 o 2 o 3 o 4 o 5 o 6 o 7 o 8 o 9 o 1 0 o 1 1 o 1 2 o 1 3 o 1 4 o 1 5 o 1 6 o 1 7 o 1 8 o 1 9 o 2 0 o 2 1 o 2 2 o 2 3 o 2 4 o 2 5 o 2 6 o 2 7 o 2 8 o 2 9 o 3 0 o 3 1 o 3 2 o 3 3 o 3 4 o35 o36 o37 o38 o39 o40 o41 o42 o43 o44 o45 o46 o47 o48 o49 o50 o51 o52 o53 o54 o55 o56 o57 o58 o59 o60 o61 o62 o63 o64 o 6 5 o 6 6 o 6 7 o 6 8 o 6 9 o 70 o 7 1 o 7 2 o 7 3 o 7 4 o 7 5 o 7 6 o 7 7 o 7 8 o 7 9 o 80 o 8 2 o 8 3 o 8 4 o 8 5 o 8 6 o 8 7 o 8 8 o 8 9 o 8 1 o 90 o 9 2 o 9 3 o 9 4 o 9 5 o 9 6 o 9 1 12345678 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 3 3 3 4 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 6 5 6 6 6 7 6 8 6 9 7 0 7 1 7 2 7 3 7 4 7 5 7 6 7 7 7 8 7 9 8 0 8 2 8 3 8 4 8 5 8 1 8 6 8 7 8 8 8 9 9 0 9 2 9 3 9 4 9 5 9 6 9 1 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 9 4.900 mm 4.000 mm rts26151 (0,0) note: substrate should be connected to vdd
m - square technologies corp . a subsidiary of realtek group rts26151 the above information is the exclusive intellectual property of m-square technologies corporation and shall not be disclosed, distributed without permission from m-square. rts26151_hwspec_v1.21 2002/5/14 www.msquaretech.com page 3 of 10 pad location pad no. name x y pad no. name x y 1 o1 186.5 87.0 51 o51 4817.5 2255.5 2 o2 434.5 84.5 52 o52 4817.5 2384.0 3 o3 576.0 83.5 53 o53 4808.0 2508.5 4 o4 705.5 84.5 54 o54 4815.0 2635.5 5 o5 837.0 84.5 55 o55 4817.5 2759.0 6 o6 965.0 84.5 56 o56 4812.5 2884.0 7 o7 1095.0 83.5 57 o57 4815.0 3011.0 8 o8 1221.5 83.5 58 o58 4815.0 3135.0 9 o9 1350.5 83.5 59 o59 4815.0 3260.0 10 o10 1483.5 84.5 60 o60 4812.5 3387.5 11 o11 1616.0 83.5 61 o61 4817.5 3516.0 12 o12 1742.0 84.5 62 o62 4815.0 3634.0 13 o13 1875.0 85.5 63 o63 4812.5 3756.0 14 o14 1997.5 83.0 64 o64 4815.0 3891.5 15 o15 2129.0 84.5 65 o65 4369.5 3916.0 16 o16 2256.0 83.0 66 o66 4237.0 3915.5 17 o17 2388.5 82.0 67 o67 4105.0 3912.5 18 o18 2515.0 83.0 68 o68 3973.0 3914.0 19 o19 2642.5 81.0 69 o69 3847.0 3910.5 20 o20 2775.5 82.0 70 o70 3715.0 3909.0 21 o21 2906.0 81.0 71 o71 3594.0 3910.5 22 o22 3032.5 84.5 72 o72 3459.0 3910.5 23 o23 3160.0 83.0 73 o73 3329.0 3914.0 24 o24 3290.5 83.5 74 o74 3197.0 3915.5 25 o25 3419.5 84.5 75 o75 3069.5 3914.0 26 o26 3552.0 85.5 76 o76 2944.0 3915.5 27 o27 3681.0 82.0 77 o77 2813.5 3912.5 28 o28 3810.0 85.5 78 o78 2683.0 3912.5 29 o29 3935.5 84.5 79 o79 2554.0 3910.5 30 o30 4068.5 83.5 80 o80 2417.0 3912.5 31 o31 4202.0 84.5 81 o81 2290.5 3914.0 32 o32 4331.0 82.0 82 o82 2158.0 3912.5 33 o33 4483.5 85.5 83 o83 2031.0 3914.0 34 o34 4632.0 84.5 84 o84 1900.5 3912.5 35 o35 4814.0 201.5 85 o85 1778.0 3909.0 36 o36 4817.5 357.0 86 o86 1644.5 3910.5 37 o37 4815.0 503.0 87 o87 1518.5 3909.0 38 o38 4812.5 625.0 88 o88 1390.0 3909.0 39 o39 4812.5 751.0 89 o89 1258.5 3907.5 40 o30 4820.0 875.0 90 o90 1128.0 3906.0 41 o41 4815.0 999.0 91 o91 996.0 3909.0 42 o42 4817.5 1125.0 92 o92 870.0 3907.5 43 o43 4815.0 1252.0 93 o93 736.5 3915.5 44 o44 1817.5 1375.5 94 o94 609.0 3914.0 45 o45 4815.0 1503.0 95 o95 289.5 3911.5 46 o46 4815.0 1627.5 96 o96 454.5 3915.0 47 o47 4820.0 1752.5 97 mode2 85.5 3834.0 48 o48 4817.5 1879.0 98 mode1 85.5 3645.5 49 o49 4820.0 2008.0 99 mode0 86.0 3522.5 50 o50 4820.0 2133.0 100 vben 83.5 2897.5 (continue?)
m - square technologies corp . a subsidiary of realtek group rts26151 the above information is the exclusive intellectual property of m-square technologies corporation and shall not be disclosed, distributed without permission from m-square. rts26151_hwspec_v1.21 2002/5/14 www.msquaretech.com page 4 of 10 (?continue) pad no. name x y pad no. name x y 101 clk 87.0 3273.5 111 lcdv5 88.0 1974.0 102 din 85.5 3148.0 112 vbo2 88.5 1798.5 103 ld 87.0 3020.5 113 vbo3 87.0 1663.0 104 dout 88.5 2897.5 114 vbo4 88.5 1499.0 105 pol 88.0 2770.0 115 vbo5 87.0 1360.0 106 lcdv0 86.0 2622.0 116 cp1 90.0 1193.5 107 lcdv1 88.5 2490.5 117 cp2 89.5 1057.5 108 lcdv2 88.0 2361.5 118 gnd 86.0 889.5 109 lcdv3 88.5 2330.0 119 vdd 88.5 717.5 110 lcdv4 88.0 2103.5
m - square technologies corp . a subsidiary of realtek group rts26151 the above information is the exclusive intellectual property of m-square technologies corporation and shall not be disclosed, distributed without permission from m-square. rts26151_hwspec_v1.21 2002/5/14 www.msquaretech.com page 5 of 10 absolute maximum ratings dc electrical characteristics parameters test condition symbol min. typ. max. unit dc supply voltage [1] system operating voltage vdd 2.4 3.0 5.0 v dc supply voltage [2] lcd bias voltage (v0-v5) v0~v5 - 15 28 v booster output vdd=3v vbo# 3 - 12 v dc supply current with voltage booster no voltage booster vdd = 3v (no load) i cc - 190 70 - a stop current vdd = 3v i stp - 1 - a output low voltage vdd=5.5v, i ol =5.0ma v ol - - 0.4 v output high voltage vdd=2.4v, i oh =-2.0ma v oh 2.4 - - v ac electrical characteristics (vdd=3.0v, gnd=0v and t a =25 c) parameters symbol min. max. unit clock cycle time t cyc 1 - s clock high-level width t hw 50 - ns clock low- level width t lw 100 - ns clock rise time t r - 30 ns clock fall time t f - 30 ns data setup time t ds 100 (t hw )/2 - 100 ns data hold time t dh 100 - ns data output delay time t dod - 300 ns data output hold time t doh 100 - ns comments* never allow a stress to exceed the values listed under "absolute maximum ratings", otherwise the device would suffer from a permanent damage. nor is a stress at the listed value be allowed to persist over a period, since an extended exposure to the absolute maximum rating condition may also affect the reliability of the device, if not causing a damage thereof. supply voltage for logic circuit??...+2.4v to + 5.0v supply voltage for lcd circuit ..?..?.12v to +25v (v0-vbo5) operating temperature....?......????-10 c to 60 c storage temperature.....?..?????-50 c to 125 c
m - square technologies corp . a subsidiary of realtek group rts26151 the above information is the exclusive intellectual property of m-square technologies corporation and shall not be disclosed, distributed without permission from m-square. rts26151_hwspec_v1.21 2002/5/14 www.msquaretech.com page 6 of 10 pad description pad name description clk system serial clock din serial data input dout serial data output ld latch data into buffer pol lcd display phase control (frame waveform polarity) mode[2, 1, 0] driver operation mode: mode[2, 1, 0] = [0, 0, 0]: 96-seg; mode[2, 1, 0] = [0, 1, 1]: 96-com; mode[2, 1, 0] = [1, 1, 1]: 64-com 32-seg; mode[2, 1, 0] = [1, 1, 0]: 48-com 48-seg; mode[2, 1, 0] = [1, 0, 1]: 32-com 64-seg; mode[2, 1, 0] = [1, 0, 0]: 16-com 80-seg; vben chip enable input: vben=0: disabled vben=1: enabled all vbens must be connected while using multiple chips. v0 - v5 lcd bias voltage o1~o96 lcd output signals these signals can be programmed as segments, commons, or both. (depending on mode[2, 1, 0] settings.) vbo2~vbo5 voltage booster output cap1 ? cap2 external capacitor for voltage booster function vdd system power vss system ground 0.7vdd 0.3vdd t f t r t lw t hw t cyc 0.7vdd 0.3vdd t dod t ds t dh t doh 0.8vdd 0.2vdd lcd controller interface timing
m - square technologies corp . a subsidiary of realtek group rts26151 the above information is the exclusive intellectual property of m-square technologies corporation and shall not be disclosed, distributed without permission from m-square. rts26151_hwspec_v1.21 2002/5/14 www.msquaretech.com page 7 of 10 block diagram v0 v1 v2 v3 v4 v5 figure 1: power supply voltage levels for lcd drive circuits vbo5(= -4xvdd) vbo4(= -3xvdd) vbo3(= -2xvdd) vbo2(= -vdd) gnd vdd figure 2: output voltage levels of voltage booster o1 o95 di o96 dout figure 3: display data shift direction com# com1 di seg# dout seg1 out p ut control lo g ic bias control logic 96-bit latch register 96-bit shift re g ister mode# pol ld din voltage booster dout clk cap1~cap2 vben vbo2~vbo 5 v0~v5 com# seg#
m - square technologies corp . a subsidiary of realtek group rts26151 the above information is the exclusive intellectual property of m-square technologies corporation and shall not be disclosed, distributed without permission from m-square. rts26151_hwspec_v1.21 2002/5/14 www.msquaretech.com page 8 of 10 operation timing data type pol din data output voltage level 0 v2 0 1 v0 0 v3 output as segment 1 1 v5 0 v1 0 1 v5 0 v4 output as common 1 1 v0 64 1 pol ld a. pol and ld signal figure 4: shows the operation timing for the application example (64x128) b. din and ld signal 64 1 64 1 frame 1 frame s1 s2 s128 2 c1 c64 s1 s2 s128 2 c1 c2 c2 c64 s1 s2 clk din ld *s denotes segment; c denotes common 12
m - square technologies corp . a subsidiary of realtek group rts26151 the above information is the exclusive intellectual property of m-square technologies corporation and shall not be disclosed, distributed without permission from m-square. rts26151_hwspec_v1.21 2002/5/14 www.msquaretech.com page 9 of 10 application example (64 com 128 seg) mode2 mode1 mode0 vben vdd v0 v1 v2 v3 v4 v5 vbo5 d i n p o l l d c l k d o u t mode2 mode1 mode0 vben v0 v1 v2 v3 v4 v5 vbo5 d i n p o l l d c l k d o u t gnd d o u t p o l l d s c l k lcd_vo rts26151 rts26151 lcd control logic lcd panel (64x128) seg96.....seg1 seg128..seg97 com64..com1 o32...........o1 o96........o33 o96...........o1 cap1 cap2 vbo4 vbo3 vbo2 cap1 cap2 0.1 f 0.1 f vbo4 vbo3 vbo2 lcd_on lcd_on
m - square technologies corp . a subsidiary of realtek group rts26151 the above information is the exclusive intellectual property of m-square technologies corporation and shall not be disclosed, distributed without permission from m-square. rts26151_hwspec_v1.21 2002/5/14 www.msquaretech.com page 10 of 10 r evision h istory revision # description page # date v1.2 revise power consumption (dc electrical characteristics). 5 may 12, 1999 v1.21 revise logo 1~10 may 14, 2002
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