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ST7715 Datasheet(PDF) 16 Page - Sitronix Technology Co., Ltd.

Part # ST7715
Description  262K Color Single-Chip TFT Controller/Driver
PDF  167 Pages
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Manufacturer  SITRONIX [Sitronix Technology Co., Ltd.]
Direct Link  http://www.sitronix.com.tw
Logo SITRONIX - Sitronix Technology Co., Ltd.

ST7715 Datasheet(HTML) 16 Page - Sitronix Technology Co., Ltd.

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ST7715
V1.5
16
2009-12-04
6.4 Driver output pins
Name
I/O
Description
Connect pin
S1 to S396
O
- Source driver output pins.
-
G1 to G132
O
- Gate driver output pins.
-
VCI1
I/O
- Hi-Z
-
AVDD
I
- Power input pin for analog circuits.
- In normal usage, connect it to AVDDO.
AVDDO
AVDDO
O
- Output of step-up circuit 1
- Connect a capacitor for stabilization.
Capacitor
VCL
O
- A power supply pin for generating VCOML.
- Connect a capacitor for stabilization.
Capacitor
VGH
I
- Power input pin for gate driver circuit.
- In normal usage, connect it to VGHO.
VGHO
VGHO
O
- Positive output pin of the step-up circuit 2.
- Connect a capacitor for stabilization.
Capacitor
VGL
I
- Power input pin for gate driver circuit.
- Negative output of the step-up circuit 2 is connected inside the
driver.
- Connect a capacitor for stabilization.
Capacitor
VREF
O
- A reference voltage for power system.
-
GVDD
O
- A power output of grayscale voltage generator.
- When internal GVDD generator is not used, connect an external
power supply (AVDD-0.5V) to this pin.
-
VCOMH
O
- Positive voltage output of VCOM.
- Connect a capacitor for stabilization.
Capacitor
VCOML
O
- Negative voltage output of VCOM.
- Connect a capacitor for stabilization.
Capacitor
VCOM
O
- A power supply for the TFT-LCD common electrode.
Common
electrode
C11P, C11N
O
- Capacitor connecting pins for step-up circuit 1 (for AVDDO)
Step-up
Capacitor
C22P, C22N
C23P, C23N
C41P, C41N
O
- Capacitor connecting pins for step-up circuit 2 and 4 (for VGHO,
VGL, VCL)
Step-up
Capacitor
VDDIO
O
-VDDI voltage output level for monitoring.
-



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