The LPC185x/3x/2x/1x are ARM Cortex-M3 based microcontrollers for embedded applications. The ARM Cortex-M3 is a next generation core that offers system enhancements such as low power consumption, enhanced debug features, and a high level of support block integration.
This document is a preliminary datasheet for the NXP LPC185x/3x/2x/1x family of 32-bit ARM Cortex-M3 microcontrollers designed for embedded applications. The processors operate at frequencies up to 180 MHz and integrate significant on-chip memory, including up to 1 MB of flash and 136 kB of SRAM.
The microcontrollers feature a wide range of configurable digital and analog peripherals, including Ethernet, multiple USB interfaces, LCD controllers, and various serial communication protocols. The document details the system architecture, features, benefits, and ordering information for various package types.
| Processor Core | ARM Cortex-M3 |
|---|---|
| Max CPU Frequency | 180 MHz |
| Flash Memory | Up to 1 MB |
| SRAM | 136 kB |
| EEPROM Memory | 16 kB |
| Power Supply | 3.3 V (2.2 V to 3.6 V) |
| Ethernet Interface | 10/100T |
| USB Interfaces | Two High-speed USB 2.0 |
| GPIO Pins | Up to 164 |
| ADC Channels | Up to eight |
The microcontrollers operate at CPU frequencies of up to 180 MHz.
The devices include up to 1 MB of flash memory.
The LPC185x/3x/2x/1x are based on the ARM Cortex-M3 processor.