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LPC2420 Key Features

  • ARM7TDMI-S processor, running at up to 72 MHz
  • 82/98 kB on-chip SRAM includes
  • 64 kB of SRAM on the ARM local bus for high performance CPU access
  • 16 kB SRAM for Ethernet interface. Can also be used as general purpose SRAM
  • 16 kB SRAM for general purpose DMA use also accessible by the USB
  • 2 kB SRAM data storage powered from the Real-Time Clock (RTC) power domain
  • Dual Advanced High-performance Bus (AHB) system allows simultaneous Ethernet DMA, and USB DMA with no contention (LPC246
  • EMC provides support for asynchronous static memory devices such as RAM, ROM and flash, as well as dynamic

Related NXP Semiconductors Datasheets

Part Number Description
LPC2458 Single-chip 16-bit/32-bit micro
LPC2460 Flashless microcontroller
LPC2468 Single-chip 16-bit/32-bit microcontroller
LPC2470 Flashless 16-bit/32-bit microcontroller
LPC2478 Single-chip 16-bit/32-bit microcontroller

LPC2420 Description

NXP Semiconductors designed the LPC2420/2460 microcontroller around a 16-bit/32-bit ARM7TDMI-S CPU core with real-time debug interfaces that include both JTAG and embedded trace. The LPC2420/2460 is flashless. The LPC2420/2460 can execute both 32-bit ARM and 16-bit Thumb instructions.

LPC2420 Applications

  • ARM7TDMI-S processor, running at up to 72 MHz
  • 82/98 kB on-chip SRAM includes
  • Dual Advanced High-performance Bus (AHB) system allows simultaneous Ethernet DMA, and USB DMA with no contention (LPC2460 only)
  • EMC provides support for asynchronous static memory devices such as RAM, ROM and flash, as well as dynamic