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Rear View Camera

Surround View System

e-Mirror

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Camera Monitoring System (CMS)

Advanced Driver Assistance System

(ADAS)

Applications

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advanced 150Mp/s throughput ISP

for high quality image capturing and

video streaming

local and global tone mapping support

up to 3-capture HDR combination

simultaneous output of fully

processed YUV for display-based

applications and RAW for machine

vision applications

embedded information including

frame counter, temperature, and

register data for each image to

enable critical automotive

safety applications

auto white balance (AWB)

automatic exposure control (AEC) /

automatic gain control (AGC)

supports statistics data of up to

four user programmable ROIs

SCCB master/slave interface for

sensor and ASIC configuration

supports four-wire or two-wire serial

interface to retrieve stored firmware

from external memory devices,

such as EEPROM

on-chip PLL to generate internal clocks

on-chip voltage regulator 1.8V to 1.1V

brown-out detection circuit and

output flag

supports 2x2 lane MIPI RX/TX

and 1x4 lane MIPI RX/TX

supports 12-bit DVP input,

shared with MIPI RX

supports 12-bit DVP output,

shared with MIPI TX

supports 24-bit DVP output,

shared with BT1120 output

embedded 32-bit RISC processor

for high performance and flexibility

supports 1K bits of one-time

programmable memory (OTP)

JTAG boundary scan

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Product Features

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OV00491-B69G-1C

(lead-free, 169-pin BGA,

packed in tray)

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OV00491-B69G-TC

(lead-free, 169-pin BGA,

packed in tape and reel)

Ordering Information

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power supply:

- core: 1.1V ±5%

- I/O: 1.8V ±5% or 3.3V ±5%

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

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temperature range:

- operating: -40°C to +105°C

ambient temperature and

-40°C to +125°C junction

temperature

package dimensions: 7 mm x 7 mm

Product Specifications

OV491

Version 1.3, August, 2017

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

Functional Block Diagram

DVP IN

MIPI RX

DVP OUT

BT1120

MIPI TX

embedded

line

brown out

SCCBM0

AWB

32 bits RISC CPU

firmware

AEC

tone

mapping

PRAM

boot

ROM

JTAG

temperature sensor

regulator

SPI I/F

UART I/F

SCCBM1

FSIN0

FSIN1

sensor 0

sensor 0/1

IDC

HDR

ISP

sensor 0

sensor 0/1

sensor 0/1

NTSC

video

SCCBS

SDA/SCL

PLL

XCLK

6 ~ 36 MHz

SPI

flash

OV491