ADD8701 buffer equivalent, 12-channel gamma buffers with vcom buffer.
Single-Supply Operation: 7 V to 16 V Dual-Supply Operation: ؎ 3.5 V to ؎8 V Supply Current: 13 mA Max Upper/Lower Buffers Swing to VDD/GND Continuous Output Current: 10 m.
TFT LCD Panels
FUNCTIONAL BLOCK DIAGRAM
VCOM OUT
GND
V12
V11
V10
V9
V8
26
32
31
30
26
28
27
25
24 GND
23 V.
9
10
11
12
13
14
15
16
V7
VDD V12 TIMING AND CONTROL GAMMA REFERENCE VOLTAGES
PANEL TIMING CONTROLLER
SCAN DRIVER CONTROL
SOURCE DRIVER NO. 1 384
SOURCE DRIVER NO. 2 384
SOURCE DRIVER NO. 8 384
ADD8701
RESISTOR LADDER
R G B
SCAN DRI.
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