8/12/2019 OmniVision_OV7720
1/2
available ina lead-free
package
OV7720 VGA
The OV7720 CameraChip sensor is a high-performance1/4 inch, single-chip VGA camera and image processor thatperforms under low voltage conditions. Operating at fullfunctionality in a small footprint package, the OV7720meets all security and surveillance market requirements interms of performance, quality and reliability.
The OV7720 excels in low light conditions and can operatewithin a wide temperature range from -20C to +70C. Itprovides full-frame, sub-sampled or windowed 8-bit/10-bit images in a wide range of formats, controlledthrough the Serial Camera Control Bus (SCCB) interface.
The OV7720 incorporates a 640 x 480 image array capaof operating at up to 60 frames per second (fps) in VGAwith complete user control over image quality, formattand output data transfer.
The OV7720 possesses all required camera processingfunctions including exposure control, gamma, whitebalance, color saturation, hue control and more. Thesefunctions are also programmable through the SCCBinterface.
high-performance, all-digital security camera solution
product brief
8/12/2019 OmniVision_OV7720
2/2
Version 1.11, May, 2008
columnsense amp
rowselect
imagearray
FSIN
HREF
PCLK
VSYNC
SCL
RSTB
PWDN
clock
exposure/gain detect
test patterngenerator
videoportFIFODSP*
bufferbuffer
imagescaler
analogprocessing
video timinggenerator
DSP* (lens shading correction, de-noise, white/black pixelcorrection, auto white balance, etc.)
note 1
exposure/gaincontrol
SCCBinterface
XCLK
SDA
registers
A/D
G
R
BD [9:0]
7720_PB_001
functional block diagram
product specificationsproduct features
OV7720
1341 Orleans DriveSunnyvale, CA 94089
tel: +1 408 542 3000fax: +1 408 542 3001www.ovt.com
OmniVision reserves the right to make changes to their products or to discontinue anyproduct or service without further notice. OmniVision, the OmniVision logo,VarioPixel, and OmniPixel are registered trademarks of OmniVision Technologies,Inc. All other trademarks are the property of their respective owners.
array size: 640 x 480
power supplyanalog: 3.0 to 3.6Vdigital core:1.8 VDC 10%I/O:1.7 to 3.3V
power requirementsactive:120 mW (60 fps VGA, YUV)standby:
Recommended