NXP Semiconductors LPC8N04 32-bit Arm® Cortex®-M0+ MCU

NXP Semiconductors LPC8N04 32-bit Arm® Cortex®-M0+ Microcontroller offers an entry-level connectivity solution for embedded applications with an integrated Near Field Communications (NFC) interface with energy-harvesting capability. The LPC8N04 MCU contains multiple features, including several power-down modes and a selectable CPU frequency of up to 8MHz for ultra-low power consumption. The peripheral complement of the NXP Semiconductors LPC8N04 MCU includes 32kB of flash memory, 8kB of SRAM, 4kB of EEPROM, one I²C, one SPI/SSP, and up to 12 general-purpose I/O pins.

Features

System
- Arm Cortex-M0+ core running at frequencies of up to 8MHz
- Nested Vectored Interrupt Controller (NVIC)
- Arm Serial Wire Debug (SWD)
- System tick timer
- IC reset input
Memory
- 32kB on-chip Flash programming memory
- 8kB SRAM
- 4kB on-chip EEPROM
Digital peripherals
- Up to 12 General-Purpose I/O (GPIO) pins with configurable pull-up/pull-down resistors and repeater mode
- GPIO pins which can be used as edge and level-sensitive interrupt sources
- High-current drivers/sinks (20mA) on four GPIO pins
- High-current drivers/sinks (20mA) on two I²C-bus pins
- Programmable Watchdog Timer (WDT)
- Real-Time Clock (RTC) timer
Unique device serial number for identification
Low cost, small footprint QFN24 package

Communication interfaces
- NFC/RFID ISO 14443 type A interface
- Serial I²C-bus supporting full I²C-bus specification and Fast-mode with a data rate of 400 kbit/s, with multiple address recognition and monitor mode
- SPI/SSP interface
Clock generation
- 8MHz internal RC oscillator, trimmed to 2% accuracy, which is used for the system clock
- Timer oscillator operating at 32kHz linked to the RTC timer unit
Power control
- Support for 1.72V to 3.6V external voltages
- Power from NFC field option
- Activation via NFC
- Integrated Power Management Unit (PMU) for versatile control of power consumption
- Four reduced power modes for Arm Cortex-M0+: sleep, deep-sleep, deep power-down and battery-off
- Power gating for each analog peripheral for ultra-low power operation
- Power-On Reset (POR)
Temperature sensor with ±1.5°C accuracy from -40°C to +85°C