Applications
OV491
¬
¬
¬
Rear View Camera
Surround View System
e-Mirror
¬
¬
Camera Monitoring System (CMS)
Advanced Driver Assistance System
(ADAS)
Ordering Information
¬
OV00491-B69G-1C
(lead-free, 169-pin BGA,
packed in tray)
¬ OV00491-B69G-TC
(lead-free, 169-pin BGA,
packed in tape and reel)
Product Features
¬
advanced 150Mp/s throughput ISP
for high quality image capturing and
video streaming
¬
supports four-wire or two-wire serial
interface to retrieve stored firmware
from external memory devices,
such as EEPROM
Product Specifications
¬
¬
¬
local and global tone mapping support
up to 3-capture HDR combination
¬
¬
¬
on-chip PLL to generate internal clocks
on-chip voltage regulator 1.8V to 1.1V
¬
power supply:
¬
temperature range:
- core: 1.1V ±5%
- operating: -40°C to +105°C
ambient temperature and
-40°C to +125°C junction
temperature
simultaneous output of fully
processed YUV for display-based
applications and RAW for machine
vision applications
- I/O: 1.8V ±5% or 3.3V ±5%
brown-out detection circuit and
output flag
¬
power requirements: 325 mW,
measured at 1920x1080 @ 30 fps,
12-bit plus 12-bit input from OV2775
via MIPI interface and 1920x1080
YUV422 output via MIPI interface
¬
¬
¬
¬
¬
¬
¬
supports 2x2 lane MIPI RX/TX
and 1x4 lane MIPI RX/TX
¬
package dimensions: 7 mm x 7 mm
¬
embedded information including
frame counter, temperature, and
register data for each image to
enable critical automotive
safety applications
supports 12-bit DVP input,
shared with MIPI RX
supports 12-bit DVP output,
shared with MIPI TX
¬
¬
auto white balance (AWB)
automatic exposure control (AEC) /
automatic gain control (AGC)
supports 24-bit DVP output,
shared with BT1120 output
¬
¬
supports statistics data of up to
four user programmable ROIs
embedded 32-bit RISC processor
for high performance and flexibility
SCCB master/slave interface for
sensor and ASIC configuration
supports 1K bits of one-time
programmable memory (OTP)
JTAG boundary scan
Functional Block Diagram
SPI
flash
UART I/F
SPI I/F
brown out
OV491
BT1120
DVP OUT
MIPI TX
sensor 0
sensor 0
DVP IN
sensor 0/1
sensor 0/1
HDR
ISP
embedded
line
IDC
sensor 0/1
MIPI RX
SCCBM0
SCCBM1
NTSC
SCCBS
PLL
video
32 bits RISC CPU
AWB
AEC
SDA/SCL
boot
ROM
FSIN0
FSIN1
XCLK
6 ~ 36 MHz
tone
mapping
PRAM
firmware
temperature sensor
JTAG
regulator
OmniVision reserves the right to make changes to their products or to discontinue any product or
service without further notice. OmniVision, the OmniVision logo and OmniPixel are registered
trademarks of OmniVision Technologies, Inc. OmniBSI-2 is a trademark of OmniVision Technologies,
Inc. All other trademarks are the property of their respective owners.
4275 Burton Drive
Santa Clara, CA 95054
USA
Tel: + 1 408 567 3000
Fax: + 1 408 567 3001
www.ovt.com
Version 1.3, August, 2017
