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LPC2939 Datasheet ARM9 flashless microcontroller

Manufacturer: NXP Semiconductors

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General Description

The LPC2939 combine an ARM968E-S CPU core with two integrated TCM blocks operating at frequencies of up to 125 MHz, Full-speed USB 2.0 Host/OTG/Device controller, CAN and LIN, 56 kB SRAM, 768 kB flash memory, external memory interface, three 10-bit ADCs, and multiple serial and parallel interfaces in a single chip targeted at consumer, industrial, medical, and communication markets.

To optimize system power consumption, the LPC2939 has a very flexible Clock Generation Unit (CGU) that provides dynamic clock gating and scaling.

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Overview

LPC2939 ARM9 microcontroller with CAN, LIN, and USB Rev.

03 — 7 April 2010 www.DataSheet4U.com Product data sheet 1.

Key Features

  • ARM968E-S processor running at frequencies of up to 125 MHz maximum.
  • Multilayer AHB system bus at 125 MHz with four separate layers.
  • On-chip memory:.
  • Two Tightly Coupled Memories (TCM), 32 kB Instruction (ITCM), 32 kB Data TCM (DTCM).
  • Two separate internal Static RAM (SRAM) instances; 32 kB SRAM and 16 kB SRAM.
  • 8 kB ETB SRAM, also usable for code execution and data.
  • 768 kB high-speed flash program memory.
  • 16 kB true EEPROM, byte-erasable/programmable.

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