[OmniVision]

General Description

The OV7640 (color) and OV7141 (black and white) CAMERACHIPS™ are low voltage CMOS image sensors that provide the full functionality of a single-chip VGA (640 x 480) camera and image processor in a small footprint package. The OV7640/OV7141 provides full-frame, sub-sampled or windowed 8-bit images in a wide range of formats, controlled through OmniVision’s Serial Camera Control Bus (SCCB) interface.

Features

• High sensitivity for low-light operation

• 2.5V operating voltage for embedded portable applications

• Standard Serial Camera Control Bus (SCCB) interface

• VGA, QVGA (sub-sampled) and Windowed outputs with Raw RGB, RGB (GRB 4:2:2), YUV (4:2:2) and YCbCr (4:2:2) formats

• Automatic image control functions including:

   Automatic Exposure Control (AEC), Automatic Gain

   Control (AGC), Automatic White Balance (AWB),

   Automatic Brightness Control (ABC), Automatic

   Band Filter (ABF) for 60Hz noise and Automatic

   Black-Level Calibration (ABLC)

• Image quality controls including color saturation, hue, gamma, sharpness (edge enhancement), anti-blooming and zero smearing

Applications

• Cellular and Picture Phones

• Toys

• PC Multimedia