Datasheet

Confidential for truly Only
11.03.2009 PRELIMINARY SPECIFICATION proprietary to OmniVision Technologies
v
00table of contents
1 signal descriptions 1-1
2 system level description 2-1
2.1 overview 2-1
2.2 architecture 2-1
2.3 format and frame rate 2-3
2.4 I/O control 2-3
2.4.1 system clock control 2-3
2.5 power up sequence 2-3
2.5.1 power up with internal DVDD 2-3
2.5.2 power up with external DVDD source 2-4
2.6 reset 2-5
2.7 standby and sleep 2-5
3 block level description 3-1
3.1 pixel array structure 3-1
3.2 binning 3-2
3.3 analog amplifier 3-2
3.4 10-bit A/D converters 3-2
4 image sensor core digital functions 4-1
4.1 mirror and flip 4-1
4.2 image windowing 4-2
4.3 test pattern 4-3
4.3.1 color bar 4-3
4.3.2 square 4-3
4.3.3 random data 4-4
4.3.4 transparent effect 4-4
4.3.5 rolling bar effect 4-4
4.4 50/60Hz detection 4-6
4.5 AEC and AGC algorithms 4-7
4.5.1 overview 4-7
4.5.2 average-based algorithm 4-8
4.5.3 average luminance (YAVG) 4-10
4.6 AEC/AGC steps 4-12
4.6.1 auto exposure control (AEC) 4-12