LPC1342FBD48,151

NXP  LPC1342FBD48,151  微控制器, 32位, ARM 皮质-M3, 72 MHz, 16 KB, 4 KB, 48 引脚, LQFP

Overview

The LPC1342FBD48 is an ARM Cortex-M3-based microcontroller for embedded applications featuring a high level of integration and low power consumption. The LPC1342FBD48 operates at CPU frequencies of up to 72 MHz and features USB as a key peripheral. The peripheral complement of the LPC1342FBD48 includes up to 16 kB of flash memory, up to 4 kB of data memory, USB Device, one Fast-mode plus Fm+ I2C interface, one UART, four general purpose timers, and up to 42 general purpose I/O pins.

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## Features

* ARM Cortex-M3 processor, running at frequencies of up to 72 MHz

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

* 16 kB on-chip flash programming memory

* 4 kB SRAM

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

* Selectable boot-up: USB

* USB MSC and HID on-chip drivers

* USB 2.0 full-speed device controller with on-chip PHY for device

* UART with fractional baud rate generation

* SSP controller with FIFO and multi-protocol capabilities

* I2C-bus interface supporting full I2C-bus specification and Fast-mode Plus

* Up to 42 General Purpose I/O GPIO pins

* Four general purpose counter/timers

* Programmable WatchDog Timer WDT

* System tick timer

* Serial Wire Debug and Serial Wire Trace port

* High-current output driver 20 mA on one pin

* High-current sink drivers 20 mA on two I2C-bus pins in Fast-mode Plus

* Integrated PMU Power Management Unit

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

* Single power supply 2.0 V to 3.6 V

* 10-bit ADC with input multiplexing among 8 pins

* GPIO pins can be used as edge and level sensitive interrupt sources

* Clock output function with divider

* Processor wake-up from Deep-sleep mode via a dedicated start logic

* Brownout detect with four separate thresholds

* Power-On Reset POR

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

* 12 MHz internal RC oscillator trimmed to 1 % accuracy

* Programmable watchdog oscillator with a frequency range of 7.8 kHz to 1.8 MHz

* System PLL allows CPU operation up to the maximum CPU rate

* For USB, a second, dedicated PLL is provided

* Code Read Protection CRP with different security levels

* Unique device serial number for identification

## Target Applications

* eMetering

* Lighting

* Alarm systems

* White goods

## Features