LH7A400N0G000B5数据手册恩XP中文资料规格书

描述 Description

OverviewThe LH7A400, powered by an ARM922T, is a complete System-on-Chip with a high level of integration to satisfy a wide range of requirements and expectations.
This high degree of integration lowers overall system costs, reduces development cycle time and accelerates product introduction.

特性 Features

•32-bit ARM9TDMI ™ RISC Core
•16 kB Cache: 8 kB Instruction and 8 kB Data

•MMU (Windows CE™ Enabled)

•Up to 250 MHz; see Table 1 for options




•80 kB On-Chip Static RAM

•Programmable Interrupt Controller

•External Bus Interface
•Up to 125 MHz; see Table 1 for options

•Asynchronous SRAM/ROM/Flash

•Synchronous DRAM/Flash

•PCMCIA

•CompactFlash




•Clock and Power Management
•32.768 kHz and 14.7456 MHz Oscillators

•Programmable PLL




•Programmable LCD Controller
•Up to 1,024 x 768 Resolution

•Supports STN, Color STN, AD-TFT, HR-TFT, TFT

•Up to 64 k-Colors and 15 Gray Shades




•DMA (10 Channels)
•AC97

•MMC

•USB




•USB Device Interface (USB 2.0, Full Speed)

•Synchronous Serial Port (SSP)
•Motorola SPI™


•Texas Instruments SSI

•National MICROWIRE™





•Three Programmable Timers

•Three UARTs
•Classic IrDA (115 kbit/s)




•Smart Card Interface (ISO7816)

•Two DC-to-DC Converters

•MultiMediaCard™ Interface

•AC97 Codec Interface

•Smart Battery Monitor Interface

•Real Time Clock (RTC)

•Up to 60 General Purpose I/Os

•Watchdog Timer

•JTAG Debug Interface and Boundary Scan

•Operating Voltage
•1.8 V Core

•3.3 V Input/Output




•5 V Tolerant Digital Inputs (except oscillator pins)
•Oscillator pins P15, P16, R13, and T13 are 1.8 V +- 10 pct.




•Operating Temperature: -40Cel to +85Cel

•256-ball BGA or 256-ball LFBGA Package