ST7556
ST7556 is 65 x 102 Dot Matrix LCD Controller/Driver manufactured by Sitronix Technology.
FEATURES
Driver Output Circuits 102 segment outputs / 65+1 mon outputs On-chip Display Data ram Capacity: 66X102=6,732 bits (external clock also possible) Voltage converter (x4) Voltage regulator (temperature gradient -0.05%/°C) Voltage follower On-chip electronic contrast control function (128 steps) Liquid crystal driving voltage : V0 -VSS = max 12 V (external power supply)
Microprocessor Interface 8-bit parallel bi-directional interface with 6800-series or 8080-series 4-line SPI (serial peripheral interface) available (only write operation) On-chip Low Power Analog Circuit Generation of LCD supply voltage (externally Vout voltage supply is possible) Generation of intermediate LCD bias voltages
External RESB (reset) pin Logic supply voltage range VDD -VSS 1.8 to 3.3V
Temperature range: -30 to +85 degree Oscillator requires no external ponents
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Ver 2.2
1/43
2005/10/05
3. PAD Arrangement (COG)
Chip Size: 10,310 um × 1,150 um Bump Pitch: PAD NO 1 ~ 148 , 250 ~ 272 : 75.5 um (/seg) PAD NO 248 ~ 249 : 93.5 um (Reset) Bump Size: PAD NO 1 ~ 125 , 137 ~ 248 , 250 ~ 261 : 55(x) um ¡Ñ PAD NO 126 ~ 136 , 262 ~ 272 : 60(x)um ¡Ñ 60(y) um PAD NO 249 : 92(x) um ¡Ñ 60(y) um PAD NO 149 ~ 248 : 75 um (I/O) PAD NO 148 ~ 149 : 114 um
PAD NO 249 ~ 250 : 95.9 um (Reset)
55(y) um
Bump Height: 17 um Chip Thickness: 635 um
60 15
6 6 30
60 6 15
75 15 30
75 6 15 30
(-4766,410) unit: um
Metal area Bump area
Mark
(4766,410) unit:um
125 126
(0,0)
136 137 248 249 250 RES 261
30 15 75 30 55 15 10 60 (-4763,-410) unit:um Bump Size of Top & Bottom 60 60 Bump Size of Right & Left 55 92 Bump Size of RES 10 60 (4763,-410) unit:um 60 30
30 15 75
15 unit: um
..
Ver 2.2
2/43
2005/10/05
Pad Center Coordinates (NORMAL, TMY=0)
PAD NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 PIN Name [42] [41] [40] [39] [38] [37] [36] [35] [34] [33] [32] Reserve SEG[0] SEG[1] SEG[2] SEG[3] SEG[4] SEG[5] SEG[6]...
