Datasheet > OV7930

OV7930

更新时间： 2022-01-18 22:53:00

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其他 - ETC		/
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描述
COLOR \| NTSC \| 510 x 492 \| ANALOG \| CameraChip

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OV7930 数据手册

Advanced Information

Preliminary Datasheet

mni isionTM

OV7930 Color CMOS Analog CAMERACHIP

General Description

Applications

•

Video Conferencing

Video Phones

Video E-mail

The OV7930 (color) is a high performance quarter-inch

CMOS CAMERACHIP

designed for all applications

requiring a small footprint, low voltage, low power

consumption and low cost color video camera.

PC Multimedia

Toys

Security

Surveillance

Finger Printing

Medical and Dental Equipment

The device supports NTSC composite video output and

can directly interface with a VCR TV monitor or other

75 ohm terminated input with 2X standard TV signal

range. The OV7930 CAMERACHIPs require only a single

5-volt DC power supply and have been designed for very

low power operation.

Key Specifications

Features

Array Size 510 x 492

•

Single chip 1/4" lens video camera

Power Supply 5 VDC + 5%

Without Loading 20 mA

•

Composite video: NTSC

Power

Sensitivity boost (+27 dB)/AGC ON/OFF

Automatic exposure/gain/white balance

External frame sync capability

Aperture correction

With 75 ohm

Requirements

< 35 mA

Image Area 4.00 mm x 3.08 mm

Auto Electronic Exposure Time 1/60s - 6.3µs

Minimum Illumination (3000K) < 2.0 Lux

S/N Ratio > 46 dB

SCCB programmable controls:

–

Color saturation

Brightness

Hue

White balance

Exposure

Dynamic Range > 70 dB

Pixel Size 7.86 µm x 6.25 µm

Dark Current < 100 mV/s

Fixed Pattern Noise < 0.03% V

PEAK-TO-PEAK

Package Dimensions 0.45 in. x 0.45 in.

Figure 1 OV7930 Pin Diagram

Gain

Gamma curve

Aperture correction

•

Gamma correction (0.45) ON/OFF

Low power consumption

+5 volt only power supply

VREQ

VRCHG

FASTB

PWDN

Wide dynamic range, anti-blooming, zero smearing

FODD/HGAIN

VHS/MIR

GAMMA

FSI

Ordering Information

OV7930

Product

Packages

OV7930 (Color, VGA,

NTSC, CVO)

CLCC-28, PLCC-28

CVO

OVDD

DGND

Version 1.1, January 15, 2003

Proprietary to OmniVision Technologies

12 3 4 5 6 7...18

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