LPC1857FET256,551 Description

The LPC1857FET256 is a high-performance, cost-effective Cortex-M3 microcontroller featuring 1 MB of flash memory, 136 kB of SRAM, and advanced peripherals including Ethernet, High Speed USB 2.0 Host/OTG/Device, LCD controller, and CAN 2.0B. Operating at speeds up to 180 MHz, the LPC1857 also features two new configurable peripherals: a SPI Flash Interface and a State Configurable Timer. All members of the series include a Wakeup Interrupt Controller allowing automatic wake from any priority interrupt as well as four reduced power modes: Sleep, Deep-Sleep, Power-Down, and Deep Power-Down.

LPC1857FET256,551 Features

• System tick timer

• ETM and ETB support

• JTAG and Serial Wire Debug

• 136 kB SRAM for code and data use

• Non-maskable Interrupt (NMI) input

• 16 kB on-chip EEPROM data memory

• Ultra-low power RTC crystal oscillator

• 12 MHz internal RC oscillator trimmed to 1 % accuracy

• 64 kB ROM containing boot code and on-chip software drivers

• Crystal oscillator with an operating range of 1 MHz to 25 MHz

• Up to 1 MB on-chip dual bank flash memory with flash accelerator

• ARM Cortex-M3 built-in Nested Vectored Interrupt Controller (NVIC)

• ARM Cortex-M3 processor, running at frequencies of up to 180 MHz

• ARM Cortex-M3 built-in Memory Protection Unit (MPU) supporting eight regions

LPC1857FET256,551 Applications

• Automotive

• Enterprise systems

• Communications equipment