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 • ARM922T™ Core: – 32-bit ARM9TDMI™ RISC Core – 16KB Cache: 8KB Instruction Cache and 8KB Data Cache – MMU (Windows CE Enabled) • High Performance (200 MHz) • 80KB On-Chip Memory • External Bus Interface – 100 MHz – Asynchronous SRAM/ROM/Flash – Synchronous DRAM/Flash – PCMCIA – CompactFlash • Clock and Power Management – 32.768 kHz and 14.7456 MHz Oscillators – Programmable PLL • Low Power Modes – Run (147 mA), Halt (41 mA), Standby (42 µA) • Programmable LCD Controller – Up to 1,024 × 768 Resolution – Supports STN, Color STN, AD-TFT, HR-TFT, TFT – Up to 64,000 Colors and 15 Gray Shades • DMA (10 Channels) – AC97 – MMC – USB • USB Device Interface (USB 1.1) • 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) • DC-to-DC Converters • MultiMediaCard™ Interface • AC97 Codec Interface • Smart Battery Monitor Interface • Real Time Clock (RTC) • Up to 60 General Purpose I/Os • Programmable Interrupt Controller • Watchdog Timer • JTAG Debug Interface and Boundary Scan • Operating Voltage – 1.8 V Core – 3.3 V Input/Output (1.8 V I/O Optional1) • 5 V Tolerant Inputs (except oscillator pins2) • Operating Temperature – 0°C to +70°C Commercial – -40°C to +85°C Industrial (With Clock Frequency Reduction1) • 256-Ball PBGA or 256-Ball CABGA Package
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