LPC1769FBD100

ARM微控制器 - MCU 120 MHz ARM Cortex-M3 MCU

Overview

The LPC1769 is a Cortex-M3 microcontroller for embedded applications featuring a high level of integration and low power consumption at frequencies of 120 MHz. Features include 512 kB of flash memory, 64 kB of data memory, Ethernet MAC, USB Device/Host/OTG, 8-channel DMA controller, 4 UARTs, 2 CAN channels, 3 SSP/SPI, 3 I2C, I2S, 8-channel 12-bit ADC, 10-bit DAC, motor control PWM, Quadrature Encoder interface, 4 general purpose timers, 6-output general purpose PWM, ultra-low power Real-Time Clock with separate battery supply, and up to 70 general purpose I/O pins. The LPC1769 is pin-compatible to the 100-pin LPC2368 ARM7 MCU

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## Features

* ARM Cortex-M3 processor, running at frequencies of up to 120 MHz

* ARM Cortex-M3 built-in Nested Vectored Interrupt Controller NVIC

* Up to 512 kB on-chip flash programming memory

* Up to 64 kB On-chip SRAM

* In-System Programming ISP and In-Application Programming IAP

* Eight channel General Purpose DMA controller GPDMA

* Ethernet MAC with RMII interface and dedicated DMA controller

* USB 2.0 full-speed device/Host/OTG controller

* Four UARTs with fractional baud rate generation, internal FIFO, and DMA support

* CAN 2.0B controller with two channels

* SPI controller with synchronous, serial, full duplex communication

* Two SSP controllers with FIFO and multi-protocol capabilities

* Three enhanced I2C bus interfaces

* I2S Inter-IC Sound interface

* 70 General Purpose I/O GPIO pins with configurable pull-up/down resistors

* 12-bit/8-ch Analog/Digital Converter ADC with conversion rates up to 200 kHz

* 10-bit Digital/Analog Converter DAC with dedicated conversion timer and DMA

* Four general purpose timers/counters

* One motor control PWM with support for three-phase motor control

* Quadrature encoder interface that can monitor one external quadrature encoder

* One standard PWM/timer block with external count input

* Low power RTC with a separate power domain and dedicated oscillator

* WatchDog Timer WDT

* ARM Cortex-M3 system tick timer, including an external clock input option

* Repetitive interrupt timer provides programmable and repeating timed interrupts

* Each peripheral has its own clock divider for further power savings

* Standard JTAG test/debug interface for compatibility with existing tools

* Integrated PMU Power Management Unit

* Four reduced power modes: Sleep, Deep-sleep, Power-down, and Deep power-down

* Single 3.3 V power supply 2.4 V to 3.6 V

* Four external interrupt inputs configurable as edge/level sensitive

* Non-maskable Interrupt NMI input

* Wake-up Interrupt Controller WIC

* Processor wake-up from Power-down mode via any interrupt

* Brownout detect with separate threshold for interrupt and forced reset

* Power-On Reset POR

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

* 4 MHz internal RC oscillator trimmed to 1 % accuracy

* Code Read Protection CRP with different security levels

* Unique device serial number for identification purposes

## Target Applications

* eMetering

* Lighting

* Industrial networking

* Alarm systems

* White goods

* Motor control

## Features