PixArt Imaging Inc.

PAC207BCA

Single-Chip CIF CMOS Image sensor with USB

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2

V1.3, June. 2004

2. FEATURES

12Mhz or 6Mhz crystal in for on-chip PLL, to generate 48Mhz

Embedded 1/7”, 5.6um x 5.6um CIF CMOS image sensor, with 0.25um process technology

On-chip 10-bit ADC

Programmable sensor control through USB control pipe.

Support video data transfer through USB isochronous pipe.

Snapshot control through USB interrupt pipe.

Frame Rate:

- Up to 24fps @CIF format (352x288) with lossy compression, with 8 Mbps USB bandwidth

- Up to 24fps @QVGA format (320x240) with lossy compression, with 8 Mbps USB bandwidth

- Up to 30fps @QCIF format (176x144) without compression, with 5.6~6 Mbps USB bandwidth

Auxiliary image processing:

- Synchronized color gain setting and gain parameter control.

- Exposure measurement report (center area & outer area of window).

Output frame number identify, full frame identify, AE/AG updating identify, compression

codebook reassignment identify.

Supported USB suspend mode

USB Vendor ID, Product ID, device release number, maximum power consumption and string

descriptor can be set by a serial EEPROM (93C46A 16bit) or by metal mask.

USB 5V power in, on-chip 3.3V regulator for Sensor, on-chip 2.5V regulator for core logic

6 IO-trapping pins to set product ID and max power consumption (100mA or 500mA).

Embed micro-wire controller to support external EEPROM (93C46A 16bit) for customized

Vendor ID, Product ID, device release number, max power consumption, product string,

manufacturer string, sensor parameters, etc.

Single power supply from USB cable

Package: 32 Pin, dimension: 9mm x 9mm

Power consumption: < 25mA