Datasheet
Table Of Contents
- General Description
- Features
- Ordering Information
- Applications
- Key Specifications
- Functional Description
- Figure 2 Functional Block Diagram
- Image Sensor Array
- Analog Amplifier
- 10-Bit A/D Converters
- Channel Balance
- Black Level Compensation
- Windowing
- Timing Generator and Control Logic
- Digital Signal Processor (DSP)
- Output Formatter
- Compression Engine
- Microcontroller
- SCCB Interface
- Strobe Mode
- Reset
- Power Down Mode
- Digital Video Port
- Pin Description
- Electrical Characteristics
- Timing Specifications
- Figure 13 SCCB Interface Timing Diagram
- Table 9 SCCB InterfaceTiming Specifications
- Figure 14 UXGA, SVGA, and CIF Line/Pixel Output Timing
- Table 10 Pixel Timing Specifications
- Figure 15 UXGA Frame Timing
- Figure 16 SVGA Frame Timing
- Figure 17 CIF Mode Frame Timing
- Figure 18 Frame Exposure Mode Timing with EXPST_B Staying Low
- Figure 19 Frame Exposure Mode Timing with EXPST_B Asserted
- Table 11 Frame Exposure Timing Specifications
- OV2640 Light Response
- Register Set
- Package Specifications
- Revision History
16 Proprietary to OmniVision Technologies Version 1.6, February 28, 2006
OV2640 Color CMOS UXGA (2.0 MegaPixel) OmniPixel2™ CAMERACHIP™
O
mni ision
Figure 18 Frame Exposure Mode Timing with EXPST_B Staying Low
Figure 19 Frame Exposure Mode Timing with EXPST_B Asserted
NOTE 1) FREX must stay high long enough to ensure the entire sensor has been reset.
2) Shutter must be closed no later then 3896 tp after VSYNC falling edge.
Table 11 Frame Exposure Timing Specifications
Symbol Min Typ Max Unit
tline 1922 (UXGA) tp
tvs 4 tline
tdfvr 8 9 tp
tdfvf 4tline
tdvsc 2tline
tdhv 38964 (UXGA) tp
tdvh 15928 (UXGA) tp
tdhso 0 ns
tdef 20 tp
tdes 8 1900 (UXGA) tp
Row 1Row 0 Row 1199Row X
No following live video
frame if set to transfer
single frame
D[9:0]
HREF
VSYNC
S
ensor Timing
FREX
Shutter
Sensor
Precharge
Shutter Open
t
dfvr
t
line
Exposure Time
t
dfvf
t
dvsc
t
dvh
t
dhv
"Flash Turn ON"
Row 1Row 0 Row 1199Row X
No following live video
frame if set to transfer
single frame
D[9:0]
HREF
VSYNC
S
ensor Timing
FREX
Shutter
Sensor
Precharge
Shutter Open
t
dfvr
t
pre
Exposure Time
"Flash Turn ON"
t
dfvf
t
dvsc
t
dvh
t
dhv
EXPST_B
t
des
t
def