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