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
Electrical Characteristics
Version 1.6, February 28, 2006 Proprietary to OmniVision Technologies 11
O
mni ision
Electrical Characteristics
NOTE: Exceeding the Absolute Maximum ratings shown above invalidates all AC and DC electrical specifications and may
result in permanent device damage.
Table 5 Absolute Maximum Ratings
Ambient Storage Temperature -40ºC to +95ºC
Supply Voltages (with respect to Ground)
V
DD-A
4.5V
V
DD-C
3V
V
DD-IO
4.5V
All Input/Output Voltages (with respect to Ground) -0.3V to V
DD-IO
+1V
Lead-free Temperature, Surface-mount process 245ºC
ESD Rating, Human Body model 2000V
Table 6 DC Characteristics (-30°C < T
A
< 70°C)
Symbol Parameter Min Typ Max Unit
Supply
V
DD-A
Supply voltage 2.5 2.8 3.0 V
V
DD-D
Supply voltage 1.14 1.2 1.26 V
V
DD-IO
Supply voltage
a
a. 1.8V I/O is supported. Contact your local OmniVision FAE for further details.
1.71 2.8 3.3 V
I
DDA-A
Active (Operating) Current
b
b. V
DD-A
= 2.8V, V
DD-D
= 1.2V, and V
DD-IO
= 1.8V for 15 fps in UXGA mode
I
DDS-SCCB
refers to SCCB-initiated Standby, while I
DDS-PWDN
refers to PWDN pad-initiated Standby
30 40 mA
I
DDA-D
Active (Operating) Current
b
25 (YUV)
35 (Compressed)
35 (YUV)
50 (Compressed)
mA
I
DDA-IO
Active (Operating) Current
b
610mA
I
DDS-SCCB
Standby Current
b
12mA
I
DDS-PWDN
600 1200 µA
Digital Inputs
V
IL
Input voltage LOW 0.54 V
V
IH
Input voltage HIGH 1.26 V
C
IN
Input capacitor 10 pF
Digital Outputs (standard loading 25 pF)
V
OH
Output voltage HIGH 1.62 V
V
OL
Output voltage LOW 0.18 V
Serial Interface Inputs
V
IL
SIO_C and SIO_D -0.5 0 0.54 V
V
IH
SIO_C and SIO_D 1.26 1.8 2.3 V