Datasheet-2

a-Si TFT LCD Single Chip Driver
132RGBx162 Resolution and 262K color
ILI9163C
Page 13 of 200 Version:0.09
Pin Name I/O
Descriptions
Output of booster 1 circuit (output of 2-times output of VCI)
Connect a capacitor for stabilization.
VCL P
A power supply pin for generating VCOML
GVDD P
A standard level for grayscale voltage generator.
VGH P
Positive power supply for the gate driver.
VGL P
Negative power supply for the gate driver.
Connect a capacitor for stabilization
VCOM O
TFT display common electrode power supply. Alternates between voltage levels
between VCOMH-VCOML.
Registers set the alternating cycle for operating or halting VCOM.
VCOMH O
The high level of VCOM AC voltage.
VCOML O
The low level of VCOM AC voltage.
TESTOSC I
These test pins for Driver vender test used.
Please open these pins or fix to GND.
TESTDA[5:0]
TEST_MODE[2:0]
O
These test pins for Driver vendor test used.
Please open these pins.
DUMMYR1-DUMMYR2 -
DUMMYR1 and DUMMYR2 are short-circuited within the chip for COG contact
resistance measurement. Please leave them open when not used.
DUMMY1-DUMMY18
DUMMY
-
Dummy pins. During normal operation, leave these pads open.
Liquid crystal power supply specifications Table 1
No. Item Description
1 TFT Source Driver 396 pins (132 x RGB)
2 TFT Gate Driver 162 pins
3 TFT Display’s Capacitor Structure Cst structure only (Common VCOM)
S1 ~ S396 V0 ~ V63 grayscales
G1 ~ G162 VGH – VGL
4 Liquid Crystal Drive Output
VCOM VCOMH – VCOML: Amplitude = electronic volumes
VDDI 1.65 ~ 3.30V
5 Input Voltage
VCI 2.50 ~ 4.00V
AVDD 4.5V ~ 6.0V
VGH 10V ~ 16V
VGL -6V ~ -12V
VCL -1.0V ~ -3.0V
VGH – VGL Max. 30V
6 Liquid Crystal Drive Voltages
VCI – VCL Max. 6.0V
AVDD VCI x2
VGH AVDD x2.5, x3
VGL AVDD -x2.5, -x3
Internal Step-up Circuits
VCL VCI1 x-1