PixArt Imaging Inc.

PAS202BCB/PAS202BBB

CMOS Image Sensor IC

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3

PixArt Imaging Inc.

V2.0, May 2002

Timing

&

Digital Control

Register

sets

I2C

Interface

Global gain

5-bits

10-bit

pipelined

ADC

X5

Color gain

B,G,R

4-bits

X3

Sensor Array

CDS ckts

Col. Decoders

cmd

9-bit

+/-1V

DAC

dac[8:0]

2. Block Diagram

Fig 2.1 – Block diagram of the PAS202BCB/PAS202BBB