Overview
The LPC1774FBD144,551 is a 32-bit microcontroller from NXP USA Inc., based on the ARM Cortex-M3 core. This microcontroller is designed for embedded applications, offering a high level of integration and low power consumption. It operates at a CPU frequency of up to 120 MHz, making it suitable for a wide range of applications that require high performance and efficiency.
Key Specifications
| Specification | Value |
|---|---|
| CPU Core | ARM Cortex-M3 |
| CPU Frequency | Up to 120 MHz |
| Flash Memory | 128 KB |
| SRAM | 32 KB (main) + 8 KB (peripheral) |
| EEPROM | 2048 bytes |
| Package Type | LQFP144 (20x20 mm) |
| GPIO Pins | Up to 109 |
| USB Interface | Device only |
| UARTs | Five |
| SSP Controllers | Three |
| I2C Interfaces | Three |
| EMC Bus Width | 32 bits (maximum) |
Key Features
- High-performance ARM Cortex-M3 core with up to 120 MHz CPU frequency.
- Low power consumption, making it suitable for battery-powered devices.
- Integrated peripherals including five UARTs, three SSP controllers, three I2C interfaces, and a General Purpose DMA controller.
- External Memory Controller (EMC) for expanding memory capabilities.
- Ultra-low power Real-Time Clock (RTC) with separate battery supply and event recorder.
- Windowed watchdog timer and CRC calculation engine.
- Up to 109 general purpose I/O pins.
- Support for USB Device interface.
Applications
The LPC1774FBD144,551 microcontroller is versatile and can be used in a variety of embedded applications, including:
- Industrial automation and control systems.
- Medical devices requiring high precision and low power consumption.
- Consumer electronics such as smart home devices and wearables.
- Automotive systems, including infotainment and driver assistance systems.
- IoT devices that require robust connectivity and processing capabilities.
Q & A
- What is the CPU core of the LPC1774FBD144,551? The CPU core is the ARM Cortex-M3.
- What is the maximum CPU frequency of the LPC1774FBD144,551? The maximum CPU frequency is up to 120 MHz.
- How much flash memory does the LPC1774FBD144,551 have? It has 128 KB of flash memory.
- What is the SRAM configuration of the LPC1774FBD144,551? It has 32 KB of main SRAM and 8 KB of peripheral SRAM.
- Does the LPC1774FBD144,551 support USB? Yes, it supports USB Device interface.
- How many UARTs are available on the LPC1774FBD144,551? There are five UARTs available.
- What is the package type of the LPC1774FBD144,551? The package type is LQFP144 (20x20 mm).
- How many GPIO pins does the LPC1774FBD144,551 have? It has up to 109 GPIO pins.
- Does the LPC1774FBD144,551 have an External Memory Controller (EMC)? Yes, it includes an EMC for expanding memory capabilities.
- What is the purpose of the ultra-low power RTC in the LPC1774FBD144,551? The ultra-low power RTC is used for timekeeping with a separate battery supply and event recorder.
