LH7A400中文資料恩智浦?jǐn)?shù)據(jù)手冊(cè)PDF規(guī)格書(shū)

DESCRIPTION

The 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.

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 × 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 .

? Operating Temperature: ?40°C to +85°C

? 256-ball BGA or 256-ball LFBGA Package