PixArt Imaging Inc.
PAS109B
CMOS Image Sensor IC
1. Pin Assignment
Pin#
Name
Power Supply
28
VDDD
27
GNDD
3
VDDA
2
GNDA
19
VDDQ
18
GNDQ
1
GNDE
Data Interface
17
D0
16
D1
15
D2
12
D3
11
D4
10
D5
9
D6
8
D7
22
PXCK
23
HSYNC
24
VSYNC
Analog pin
6
VRT
4
VCM
5
VRB
7
VDDY1
2
IC
25
SCL
26
SDA
Type
P
P
P
P
P
P
P
O
O
O
O
O
O
O
O
O
O
O
I/O
I/O
I/O
BYPASS
I
I/O
I
I
BIAS
-
-
-
-
-
Description
Digital VDD
Digital Ground
Analog VDD
Analog Ground
Digital VDD
Digital Ground
Ground
Pixel data output, LSB
Pixel data output
Pixel data output
Pixel data output
Pixel data output
Pixel data output
Pixel data output
Pixel data output, MSB
Pixel clock output
Horizontal Synchronization clock
Vertical Synchronization clock
ADC reference voltage, top level
Common mode voltage reference
ADC reference voltage, bottom level
Reference voltage
I2C interface clock
I2C interface bi-direction data
Chip select bar, active low
System clock input pin
Fixed bias input voltage
Not connected
Not connected
Not connected
Not connected
Not connected
Misc. Pins
30
20
14
13
21
29
31
32
CSB
SYSCLK
VLRST
NC
NC
NC
NC
NC
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2
V1.1, Mar. 2002
PixArt Imaging Inc.
E-mail:
fae_service@pixart.com.tw
PIXART [ PIXART IMAGING INC. ]
