a Gh OV7221 VGA product brief . Le . . [ high-performance, all-digital security camera solution available in . . alead-free The OV7221 CameraChip sensor is a high-performance The OV7221 incorporates a 640 x 480 image array capable package 1/4 inch, single-chip VGA camera and image processor that of operating at up to 60 frames per second (fps) in VGA performs under low voltage conditions. Operating at full with complete user control over image quality, formatting functionality in a small footprint package, the OV7720 and output data transfer. meets all security and surveillance market requirements in terms of performance, quality and reliability. The OV7221 possesses all required camera processing functions including exposure control, gamma, white The OV7221 excels in low light conditions and can operate balance, color saturation, hue control and more. These within a wide temperature range from -20C to +70C. It functions are also programmable through the SCCB provides full-frame, sub-sampled or windowed 8-bit/ interface. 10-bit images in a wide range of formats, controlled through the Serial Camera Control Bus (SCCB) interface. OmnmaSion.applications OV722?1 security/surveillance cameras video conferencing @ video phones @ video e-mail @ medical and dental equipment Ot dicital still OVO07720-VL1A OVO07720-C01A oys igita salt cameras (color, lead-free, CSP2-28) (color, lead-free, CLCC-28) finger print equipment @ webcams 0V07221-V28A OV07221-CO1A (b&w, lead-free, CSP2-28) (b&w, lead-free, CLCC-28) product features product specifications @ high sensitivity for low-light @ image quality controls including @ array size: 640 x 480 output format operation color saturation, hue, gamma, 8-bit YUV/RGB/ raw data sharpness (edge enhancement), power supply ; standard SCCB interface output sl enblooneg ; analog: 3.0 to 3.6V dynamic range: 60dB support for: digital core: 1.8 VDC + 10% oe - Raw RGB ISP includes noise reduction and VO: 1.7 to 3.3V @ pixel size: 6.0pm x 6.0pm. - ried 4:2:2, RGB565/555/ defect correction power requirements @ dark current: 40mV/s ~ CbCr (4:2:2) formats @ lens shading correction sanby:<0yA PSVGA/YOV) @ scan mode: progressive apes image pees yea oven @ saturation level auto adjust @ image area: @ fixed pattern noise: and any size scaling down from : . to 40430 8 (UVadjust) 3984 pm x 2952 pm < 0.03% of V reaczozeax _ . edge enhancement level auto @ electronic exposure package dimensions: VarioPixel method for subsampling adjust up to 510:1 (for selected fps) CSP2: 5345 pm x 5265 pm automatic ima trol functi . , CLCC: 11.43mm x 11.43mm r ge contro! runctions @ noise suppression technology @S/N ratio: 50 dB including: auto adjust @ temperature range - Automatic Exposure Control (AEC) 20C to +70C - Automatic Gain Control (AGC) @ frame synchronization - Automatic White Balance (AWB) - Automatic Band Filter (ABF) - Automatic Black-Level Calibration (ABLC) capability functional block diagram column sense amp buffer buffer analog image processing array image scaler D [9:0] 5 p test pattern gain detect generator registers video timing exposure/ gain SCCB generator control interface A u cw fg = + <_f : Se5 266 a = or Be oo ee note 1 DSP* (lens shading correction, de-noise, white/black pixel correction, auto white balance, etc.) 1341 Orleans Drive tel: +1 408 542 3000 OmnniVision reserves the right to make changes to their products or to discontinue any . product or service without further notice. OmniVision, the OmniVision logo, Sunnyvale, CA 94089 fax: +1 408 542 3001 VarioPixel, and OmniPixel are registered trademarks of OmniVision Technologies, Inc, All other trademarks are the property of their respective owners. awowicon Om ion Version 1.11, May, 2008