LM9701
LM9701 is Digital Image Processor w/ Integrated Pre-processor manufactured by National Semiconductor.
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 plete camera solution for imaging applications.
Applications
! ! ! ! ! Clip On Camera Digital Still Camera Industrial Camera Automotive Camera Security Camera
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 !
Key Specifications
Input Format Input Pixel Rate Digital Image Pre-Processor External Memory
- Memory Type
- Address Space
- Speed Serial Interfaces
- I2C patible 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 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 < 100m W 144 LQFP -40o C to +85o C Color Bayer Pattern Monochrome 12 Meg-pixels/s 10 bit SRAM, Flash, SDRAM 24 bit up to 75MHz
- Fast I2C patible 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...