TI OMAP850

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Описание

Структурная схема микропроцессора

Процессор для КПК, смартфонов и подобных устройств от компании Texas Instruments.

Микропроцессор OMAP850 содержит два ядра:

  • ARM926EJ-S™ - ядро для обработки приложений,
  • модем EDGE/GSM.

Особенности

  1. Low-Power, High-Performance CMOS Technology
    • Low-voltage 130 nm technology
    • 1.1 - 1.5V cores, 1.8 - 2.75V IO
    • Extremely low power consumption: less than 10 µA in standby mode
    • Split power supplies for application processing, digital baseband and real-time clock enable precise control over power consumption
    • Optimized clocking and power management: Only two clocks required at 13 MHz and 32 kHz
  2. ARM926TEJ Core Subsystem
    • ARM926EJ-S V5 architecture up to 200 MHz (maximum frequency)
    • 16 kB I-cache; 8 kB D-cache
    • Java acceleration in hardware
    • Multimedia instruction set architecture (ISA) extension
  3. EDGE Digital Baseband Subsystem
    • 384 K-bytes internal SRAM
    • E-OTD and TTY support
    • Quad vocoder with EFR, FR, HR, AMR
    • GSM ultra-low power device (ULPD)
    • SIM interface
  4. Application Subsystem
    • Supports all leading operating systems
    • DMA with 4 physical and 17 logical channels and a dedicated 2D graphics engine
    • Programmable GPIO keyboard interface
    • 54-Mbps WLAN interface
    • Security acceleration in hardware:
      • Secure bootloader
      • 48 kB of secure ROM
      • 16 kB of secure RAM
      • Hardware acceleration for security standards and random number generator
      • Unique die ID cell
      • Third-party Security software library
    • Enhanced audio controller (EAC)
    • Comprehensive memory controller for interfaces to:
      • 128 MB of mobile SDRAM
      • 256 MB Flash
      • NAND Flash controllers
      • 1.6 Mb ISRAM
    • SD/MMC/SDIO interface
    • Enhanced Trace Module for debug
    • LCD controller
    • uWire
    • SPI
    • 1-wire and HDQ interface
    • Bluetooth data/audio interface
    • USB On-the-Go
    • Two high-speed 3.68 MHz UARTs
    • Fast IrDA (FIR)
    • Two 32-bit timers
    • Parallel camera port
    • Programmable three-color LED pulse generation
    • I²C master/slave controller
    • SmartCard interface

289-ball, 12 mm x 12 mm MicroStar BGA™ Package

Ссылки

Описание чипа на оф. сайте

Источник — «http://wiki.pdaprime.ru/wiki/TI_OMAP850»