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PDF LM9701 Data sheet ( Hoja de datos )
| Número de pieza | LM9701 | |
| Descripción | Digital Image Processor w/ Integrated Pre-processor | |
| Fabricantes | National Semiconductor | |
| Logotipo |  |
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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 ARM7TM 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
www.DataShee-t4JUT.AcoGmbased serial on-chip debug interface
Applications
! Clip On Camera
! Digital Still Camera
! Industrial Camera
! Automotive Camera
! Security Camera
Key Specifications
Input Format
Input Pixel Rate
Digital Image Pre-Processor
External Memory
- Memory Type
- Address Space
- Speed
Serial Interfaces
- I2C compatible master
- µwire/SPI
- UART
32 bit ARM7 Processor
- MIPS
- Internal Memory
- Instruction Cache
Clock Inputs
- System
- Real Time Clock
Power Supply
- Core
- IO
Power Dissipation
Package
Operating temperature
Color Bayer Pattern
Monochrome
12 Meg-pixels/s
10 bit
SRAM, Flash, SDRAM
24 bit
up to 75MHz
up to 400KHz
up to 6.0 MHz
up to 921.6 K bits/s
up to 75
16K-bytes
8K-bytes
12 Mhz Cystal
32 KHz Crystal
1.8 Volt
3.3 Volt
< 100mW
144 LQFP
-40oC to +85oC
System Block Diagram
Flash
SRAM SDRAM
LM9701
CMOS Image
Sensor
ARM, ARM7 and ARM7TDMI are registered trademarks of ARM Limited
2002 National Semiconductor Corporation
UART
USB
µWIRE/SP
www.national.com
1 page  
PACKAGE INFORMATION
www.DataSheet4U.com
LIFE SUPPORT POLICY
NATIONAL'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL
COUNSEL OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein:
1. Life support devices or systems are devices or systems
which, (a) are intended for surgical implant into the body, or
(b) support or sustain life, and whose failure to perform when
properly used in accordance with instructions for use pro-
vided in the labeling, can be reasonably expected to result in
a significant injury to the user.
2. A critical component is any component of a life support
device or system whose failure to perform can be reasonably
expected to cause the failure of the life support device or
system, or to affect its safety or effectiveness.
National Semiconductor
Corporation
Americas
Tel: 1-800-272-9959
Fax: 1-800-737-7018
Email: support @ nsc.com
www.national.com
National Semiconductor Europe
Fax: +49 (0) 1 80-530 85 86
Email: europe.support @ nsc.com
Deutsch Tel: +49 (0) 69 9508 6208
English Tel: +44 (0) 870 24 0 2171
Francais Tel: +33 (0) 1 41 91 8790
National Semiconductor
Asia Pacific Customer
Response Group
Tel: 65-2544466
Fax: 65-2504466
Email: [email protected]
National Semiconductor
Japan Ltd.
Tel: 81-3-5639-7560
Fax: 81-3-5639-7507
National does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications.
5 Page | ||
| Páginas | Total 5 Páginas | |
| PDF Descargar | [ Datasheet LM9701.PDF ] | |
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