Overview
The LPC1111FHN33/202551 is a 32-bit microcontroller from NXP USA Inc., part of the LPC11xx MCU Family. This microcontroller is based on the Arm Cortex-M0 processor and is designed for low-cost, high-performance applications. It operates at CPU frequencies of up to 50 MHz, making it suitable for a variety of embedded systems.
Key Specifications
| Specification | Value |
|---|---|
| Processor | Arm Cortex-M0 |
| CPU Frequency | Up to 50 MHz |
| Flash Memory | 8 KB |
| SRAM | 4 KB |
| Package Type | HVQFN33 (plastic thermal enhanced very thin quad flat package, 33 terminals) |
| Package Dimensions | 7 x 7 x 0.85 mm |
| I/O Pins | 33 |
| Analog Peripherals | 10-bit ADC with input multiplexing among 5, 6, or 8 pins depending on package size |
| Serial Interfaces | UART with fractional baud rate generation, internal FIFO, and RS-485 support; Two SPI controllers with SSP features and FIFO |
| I2C Interface | Supporting full I2C-bus specification and Fast-mode Plus with a data rate of 1 Mbit/s |
| Clock Generation | 12 MHz internal RC oscillator, crystal oscillator, programmable watchdog oscillator, and PLL |
Key Features
- High-current sink drivers (20 mA) on two I2C-bus pins in Fast-mode Plus.
- Four general purpose counter/timers with up to eight capture inputs and up to 13 match outputs.
- Programmable WatchDog Timer (WDT).
- UART with fractional baud rate generation, internal FIFO, and RS-485 support.
- Two SPI controllers with SSP features and FIFO.
- I2C-bus interface supporting full I2C-bus specification and Fast-mode Plus.
- 12 MHz internal RC oscillator trimmed to 1% accuracy.
- Crystal oscillator with an operating range of 1 MHz to 25 MHz.
- Programmable watchdog oscillator with a frequency range of 9.4 kHz to 2.3 MHz.
Applications
The LPC1111FHN33/202551 is suitable for a wide range of applications, including industrial control systems, consumer electronics, medical devices, and IoT devices. Its low power consumption and high performance make it an ideal choice for battery-powered devices and other energy-efficient applications.
Q & A
- What is the CPU frequency of the LPC1111FHN33/202551?
The CPU frequency of the LPC1111FHN33/202551 can go up to 50 MHz. - What type of processor does the LPC1111FHN33/202551 use?
The LPC1111FHN33/202551 uses an Arm Cortex-M0 processor. - How much flash memory does the LPC1111FHN33/202551 have?
The LPC1111FHN33/202551 has 8 KB of flash memory. - What is the package type of the LPC1111FHN33/202551?
The package type is HVQFN33 (plastic thermal enhanced very thin quad flat package with 33 terminals). - Does the LPC1111FHN33/202551 support I2C communication?
Yes, it supports full I2C-bus specification and Fast-mode Plus with a data rate of 1 Mbit/s. - What are the key analog peripherals of the LPC1111FHN33/202551?
The key analog peripherals include a 10-bit ADC with input multiplexing among 5, 6, or 8 pins depending on the package size. - Does the LPC1111FHN33/202551 have a watchdog timer?
Yes, it has a programmable WatchDog Timer (WDT). - What are the serial interfaces available on the LPC1111FHN33/202551?
The serial interfaces include UART with fractional baud rate generation, internal FIFO, and RS-485 support, as well as two SPI controllers with SSP features and FIFO. - What is the operating range of the crystal oscillator in the LPC1111FHN33/202551?
The crystal oscillator operates within a range of 1 MHz to 25 MHz. - Is the LPC1111FHN33/202551 suitable for battery-powered devices?
Yes, it is suitable due to its low power consumption and high performance.
