LM9701 datasheet(1/5 Pages) NSC

tên linh kiện	LM9701

Giải thích chi tiết về linh kiện	Digital Image Processor w/ Integrated Pre-processor

PDF	5 Pages

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nhà sản xuất	NSC [National Semiconductor (TI)]

Trang chủ	http://www.national.com

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2002 National Semiconductor Corporation

www.national.com

ADVANCE INFORMATION

October 2002

LM9701 Digital Image Processor w/ Integrated Pre-processor

General Description

The LM9701 is a cost effective, digital image processor based

around the ARM7

TM 32 bit RISC processor. The chip has been

designed to operate with National’s family of advanced CMOS

image sensors allowing a complete camera solution for imaging

applications.

Features

!

Embedded 32 bit ARM7TM TDNI RISC processor system

- 16K bytes of internal SRAM

- 8K bytes of instruction Cache

- 4 channel DMA

!

External memory bus supporting:

- 64 M-byte address space for SRAM and Flash

- 64 M-bit address space for SDRAM

!

Processor Peripherals

- Two full duplex UARTs

-

µwire/SPI serial port

- Versitile timer

- ARM timer

- Interrupt controller

- 16 general purpose IOs

- Real time clock

!

Glueless CMOS image sensor interface

- 10 bit data, vsync, hsync and pclk

-Fast I2C compatible serial Interface

!

Image Pre-processor

- Defective pixel correction (up to 1024)

- Linearization table

- 4 channel digital gain and offset adjustment

- Raw data statistics

!

Integrated USB v1.1 for connection to PC

!

System management

- Internal Clock generation from 12MHz Crystal

- Power management

- Reset generation

- JTAG based serial on-chip debug interface

Applications

!

Clip On Camera

!

Digital Still Camera

!

Industrial Camera

!

Automotive Camera

!

Security Camera

Key Specifications

Input Format

Color Bayer Pattern

Monochrome

Input Pixel Rate

12 Meg-pixels/s

Digital Image Pre-Processor

10 bit

External Memory

- Memory Type

- Address Space

- Speed

SRAM, Flash, SDRAM

24 bit

up to 75MHz

Serial Interfaces

-I2C compatible master

-

µwire/SPI

-UART

up to 400KHz

up to 6.0 MHz

up to 921.6 K bits/s

32 bit ARM7 Processor

-MIPS

- Internal Memory

- Instruction Cache

up to 75

16K-bytes

8K-bytes

Clock Inputs

-System

- Real Time Clock

12 Mhz Cystal

32 KHz Crystal

Power Supply

-Core

-IO

1.8 Volt

3.3 Volt

Power Dissipation

< 100mW

Package

144 LQFP

Operating temperature

-40oC to +85oC

System Block Diagram

ARM, ARM7 and ARM7TDMI are registered trademarks of ARM Limited

LM9701

UART

USB

Flash

SRAM

SDRAM

µWIRE/SP

CMOS Image

Sensor

Số phần tương tự - LM9701

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
National Semiconductor ...	LM9702	74Kb / 4P	LM9702 Real Time Digital Image Processor
	LM9702SL	74Kb / 4P	LM9702 Real Time Digital Image Processor
	LM9704	74Kb / 4P	Real Time Digital Image Processor
	LM9704SL	74Kb / 4P	Real Time Digital Image Processor

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