文档介绍：Advanced Information
Preliminary
OV6620/OV6120
OV6620 SINGLE-CHIP CMOS CIF COLOR DIGITAL CAMERA
OV6120 SINGLE-CHIP CMOS CIF B&W DIGITAL CAMERA
Features
n 101,376 pixels, 1/4” lens, CIF/QCIF format n Frame exposure/line exposure option
n Progressive scan read out n 5-Volt operation, low power dissipation
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Data format - YCrCb 4:2:2, GRB 4:2:2, RGB Raw Data –< 80 mW active power
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8/16 bit video data: CCIR601, CCIR656, ZV port –< 10 mA in power-save mode
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Wide dynamic range, anti-blooming, zero smearing n Gamma correction (/)
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Electronic exposure / Gain / white balance control n 2
n I C programmable (400 kb/s):
Image enhancement - brightness, contrast, gamma, – color saturation, brightness, contrast, white balance,
saturation, sharpness, window, etc. exposure time, gain
n Internal/external synchronization
General Description
The OV6620 (color) and OV6120 (black and white) CMOS Im- camera functions including exposure control, gamma, gain,
age sensors are single-chip video/imaging camera devices white balance, color matrix, windowing, and more, are pro-
designed to provide a high level of functionality in a single, grammable through an I2C interface. Both devices can be pro-
small-footprint package. Both devices incorporate a 352 x 288 grammed to provide image output in either 8-bit or 16-bit
image array capable of operating up to 60 frames per second digital formats.
image capture. Proprietary sensor technology utilizes ad- Applications include: Video Conferencing, Video Phone, Vid-
vanced algorithms to cancel Fixed Pattern Noise (FPN), elim- eo Mail, Still Image, and PC Multimedia.
inate smearing, and drastically reduce blooming. All needed
Array Elements (CIF) 356 x 292
(QCIF) (176 x 144)
2 m
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