NXP LPC1100XL series 32-bit ARM Cortex-M0 MCU, 50 MHz, 32 KB Flash, 8 KB SRAM, 8x10b SAR ADC, 42 I/O, 1.8V–3.6V supply, -40°C to 85°C, 48-LQFP (7x7 mm).
| Parameter | Value |
|---|---|
| Series | LPC1100XL |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.8V ~ 3.6V |
| Operating temperature | -40°C~85°C(TA) |
| Speed | 50MHz |
| Package | Tray |
| RAM size | 8K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | Brown-out Detect/Reset, POR, WDT |
| Connectivity | I²C, SPI, UART/USART |
| Number of i (O) | 42 |
| Core processor | ARM® Cortex®-M0 |
| Case | 48-LQFP |
| Data converters | A/D 8x10b SAR |
| Program memory size | 32KB (32K x 8) |
The 50 MHz core clock is the headline rating for this MCU. For a Cortex-M0, that speed handles moderate control loops — think PID updates at a few kHz, UART polling, or I²C sensor reads — without needing a DMA engine.
32 KB of Flash and 8 KB of SRAM set the firmware budget. The Flash fits a modest bootloader plus application code for a single control loop, a Modbus RTU slave stack, or a basic keypad-and-LCD interface.
The core runs at 50 MHz, which is the maximum clock frequency for the ARM Cortex-M0 in this device.
It belongs to the LPC1100XL series, NXP's low-power, low--bit ARM Cortex-M0 microcontroller family.