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LH7A404

32-Bit System-on-Chip



LH7A404

  • 32-bit ARM9TDMI™ RISC Core
  • 16 kB Cache: 8 kB Instruction and 8 kB Data Cache
  • MMU (Windows CE™ Enabled)
  • Up to 266 MHz; See Table 1 for speed option

LH7A404

System-on-Chip with ARM9TDMI microcontroller, 80KB SRAM, LCD controller up to 16-bit and XGA, touch screen controller, MMU, AC97 audio, AHB, APB, external memory interface, USB 1.1 full speed host/device, PCMCIA, CF, SD/MMC, Smart Card, 9x10-bit ADC, PS/2

- LH7A404 is designed from the ground up with a 32-bit ARM922 Core to provide high processing performance, low power consumption, and a high level of integration. Features include 80 kB on-chip SRAM, fully static design, power management unit, low voltage (1.8 V Core, 3.3 V I/O) and on-chip PLL.

< Key Features >

  • 32-bit ARM9TDMI™ RISC Core
    • 16 kB Cache: 8 kB Instruction and 8 kB Data Cache
    • MMU (Windows CE™ Enabled)
    • Up to 266 MHz; See Table 1 for speed options
  • 80 kB On-Chip Static RAM
  • Vectored Interrupt Controller
  • External Bus Interface
    • Up to 133 MHz; See Table 1 for bus speed options
    • Asynchronous and Synchronous interface RAM, Flash, PC Card and 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
  • 9 Channel, 10-bit A/D Converter
    • Touch Screen Controller
    • Brownout Detector
  • DMA (12 Channels)
    • External DMA Channels
    • AC97
    • MMC
    • USB
  • USB 2.0 Full Speed Host (two downstream ports)
  • USB 2.0 Full Speed Device
  • Synchronous Serial Port (SSP)
    • Motorola SPI™, Texas Instruments SSI, National Semiconductor MICROWIRE™
  • On-board Boot ROM
    • Variety of Boot Modes: external ROM, NAND Flash, Serial EEPROM, or XMODEM
  • PS/2 Keyboard/Mouse Interface (KMI)
  • Three Programmable Timers
  • Three UARTs, one with Classic IrDA (115 kbit/s)
  • Smart Card Interface (ISO7816)
  • Four Pulse Width Modulators (PWMs)
  • MultiMediaCard Interface with Secure Digital (MMC 2.11/SD 1.0)
  • AC97 Codec Interface
  • Smart Battery Monitor Interface
  • Real Time Clock (RTC)
  • Up to 64 General Purpose I/O Channels
  • Watchdog Timer
  • JTAG Debug Interface and Boundary Scan
  • Operating Voltage
    • 1.8 V (200 MHz), 2.1 V (266 MHz) Core
    • 3.3 V Input/Output (Except XTALIN is 1.8 V)
  • 5 V Tolerant Digital Inputs (excludes oscillator pins)
    • Oscillator pins T19, T20, Y18, Y19: 1.8 V +- 10 pct
  • Operating Temperature: -40Cel to +85Cel
  • 324-Ball LFBGA Package

< Block Diagram >

< LH7A404 Version >

- Support Documents-  
- 75016054: NXP 266MHz, ARM9 Microcontroller with integrated LCD Controller LH7A40X
- 75016051: The choice for embedded Technologies
- LH7A404 User Manual
- LH7A404 Errata Sheet
   

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