Arm926EJ-S with 256 kB SRAM, USB High-speed OTG, SD/MMC, NAND flash controller, Ethernet

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Product Details

Block Diagram

Block diagram: LPC3220FET296, LPC3230FET296, LPC3240FET296, LPC3250FET296

Features

  • ARM926EJS processor, running at CPU clock speeds up to 266 MHz
  • Vector Floating Point (VFP) coprocessor
  • 32 kB instruction cache and a 32 kB data cache
  • Up to 256 kB of Internal SRAM (IRAM)
  • Selectable boot-up from various external devices
  • Multi-layer AHB system that provides a separate bus for each AHB leader
  • External memory controller for DDR and SDR SDRAM as well as for static devices
  • Two NAND flash controllers
  • Leader Interrupt Controller (MIC) and two Follower Interrupt Controllers (SIC)
  • Eight channel General Purpose DMA (GPDMA) controller on the AHB
  • 10/100 Ethernet MAC with dedicated DMA Controller
  • USB interface supporting either device, host (OHCI compliant), or On-The-Go
  • Four standard UARTs with fractional baud rate generation
  • Three additional high-speed UARTs intended for on-board communications
  • Two SPI controllers
  • Two SSP controllers
  • Two I2C-bus interfaces with standard open-drain pins
  • Two I2S-bus interfaces, each with separate input and output channels
  • Secure Digital (SD) memory card interface
  • General Purpose (GP) input, output, and I/O pins
  • 10 bit, 400 kHz Analog-to-Digital Converter (ADC)
  • Real-Time Clock (RTC) with separate power pin and dedicated 32 kHz oscillator
  • 32-bit general purpose high-speed timer with a 16-bit pre-scaler
  • Six enhanced timer/counters
  • 32-bit millisecond timer driven from the RTC clock
  • WatchDog timer clocked by the peripheral clock
  • Two single-output PWM blocks
  • Motor control PWM
  • Keyboard scanner function allows automatic scanning of an up to 8 x 8 key matrix
  • Up to 18 external interrupts
  • Standard Arm® test/debug interface for compatibility with existing tools
  • Emulation Trace Buffer (ETB) with 2048 x 24 bit RAM allows trace via JTAG
  • Stop mode saves power
  • On-chip crystal oscillator
  • An on-chip PLL allows CPU operation up to the maximum CPU rate
  • Boundary scan for simplified board testing

Target Applications

  • Consumer
  • Medical
  • Industrial
  • Network control

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Documentation

Quick reference to our documentation types

1-10 of 16 documents

Compact List

Application Note (8)
Brochure (2)
Data Sheet (1)
Errata (2)
Package Information (1)
Supporting Information (1)
User Guide (1)

Design Resources

Design Files

Quick reference to our design files types.

4 design files

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