LPC1756FBD80,551 NXP 32bit MCU

LPC1756FBD80,551 Overview

The LPC1756 is a Cortex-M3 microcontroller for embedded applications featuring a high level of integration and low power consumption at frequencies of 100 MHz. Features include 256 kB of flash memory, 32 kB of data memory, USB Device/Host/OTG, 8-channel DMA controller, 4 UARTs, 2 CAN channels, 2 SSP, 1 SPI, 2 I2C, I2S, 8-channel 12-bit ADC, 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 52 general purpose I/O pins.

ECAD Model

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Footprint

Features

Arm Cortex-M3 processor, running at frequencies of up to 100 MHz
Arm Cortex-M3 built-in Nested Vectored Interrupt Controller (NVIC)
Up to 256 kB on-chip flash programming memory
Up to 32 kB of SRAM
In-System Programming (ISP) and In-Application Programming (IAP)
Eight channel General Purpose DMA controller (GPDMA)
Multilayer AHB matrix interconnect provides a separate bus for each AHB master
Split APB bus allows high throughput with few stalls between the CPU and DMA
USB 2.0 full-speed device/Host/OTG controller with dedicated DMA controller
Four UARTs with fractional baud rate generation
CAN 2.0B controller with two channels
SPI controller with synchronous, serial, full duplex communication
Two SSP controllers with FIFO and multi-protocol capabilities
Two I2C-bus interfaces supporting fast mode with a data rate of 400 kbit/s
I2S (Inter-IC Sound) interface for digital audio input or output
52 General Purpose I/O (GPIO) pins with configurable pull-up/down resistors
12-bit Analog-to-Digital Converter (ADC) with conversion rates up to 200 kHz
10-bit Digital-to-Analog Converter (DAC)
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
Real-Time Clock (RTC)
WatchDog Timer (WDT)
Arm Cortex-M3 system tick timer, including an external clock input option
Standard JTAG test/debug interface. Boundary scan Description Language (BSDL) is not availablefor this device
Integrated PMU (Power Management Unit)
Four reduced power modes
Single 3.3 V power supply (2.4 V to 3.6 V)
One external interrupt input configurable as edge/level sensitive
Non-maskable Interrupt (NMI) input
Wakeup 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
PLL allows CPU operation up to the maximum CPU rate
USB PLL for added flexibility
Code Read Protection (CRP) with different security levels
Unique device serial number for identification purposes