PAC7311CS Datasheet PDF - Pixart Imaging Inc.

General Description
   The PAC7311 is a single chip with an embedded VGA CMOS image sensor and USB 1.1 interface. It has JPEG image compression and image processing. The generic application is a PC camera. JPEG decoder and auto exposure are performed by software in PC side. And the optical size is 1/4” which can easily be embedded in LCD monitors, notebooks or PDA.

FEATUREs
● VGA resolution, ~1/4”Lens
● Frame rate up to 30fps at following resolution format
   ◾ VGA format (640x480) with JPEG compression
   ◾ CIF format (352x288) with JPEG compression
   ◾ QVGA format (320x240) with JPEG compression
   ◾ QCIF format (176x144) without compression
   ◾ QQVGA format (160x120) without compression
● RGB Bayer’s pattern raw data
   ◾ Up to 3fps @VGA format (640x480)
   ◾ Up to 12fps @CIF format (352x288)
   ◾ Up to 12fps @QVGA format (320x240)
   ◾ Up to 30fps @QCIF format (176x144)
   ◾ Up to 30fps @QQVGA format (160x120)
● Standard JPEG compression engine comply to ISO/IEC
   10918-1(JPEG)
● AEC/AGC/AWB automatic
● 4 IO-trapping pins to set USB PID
● Support USB suspend mode
● Support video data transfer through USB isochronous
   transfer
● Snapshot control through USB interrupt pipe
● USB Vendor ID, Product ID, device release number and
   the string descriptor index via a serial EEPROM
   (93C46) or by metal mask
● Complete Universal Serial Bus® spec V1.1
   compatibility