Overview
The LPC4357FET256K is a 32-bit microcontroller from NXP USA Inc., based on the ARM Cortex-M4 and Cortex-M0 architectures. This digital signal controller is designed for embedded applications that require advanced signal processing and control capabilities. It integrates a Cortex-M4 core with a Cortex-M0 coprocessor, making it suitable for a wide range of applications, including motor control, embedded audio, power management, and industrial automation.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | ARM Cortex-M4 with FPU and ARM Cortex-M0 coprocessor |
| Flash Memory | 1 MB |
| SRAM | 136 KB |
| Package | LBGA256, LQFP208, LQFP144, TFBGA100 |
| GPIO Pins | Up to 164 General-Purpose Input/Output pins |
| Analog Peripherals | One 10-bit DAC, Two 10-bit ADCs with up to 8 input channels each |
| Timer/Counters | Four general-purpose timer/counters with capture and match capabilities |
| Other Features | Motor control PWM, Quadrature Encoder Interface (QEI), Repetitive Interrupt timer (RI timer), Windowed watchdog timer (WWDT), Ultra-low power Real-Time Clock (RTC) |
| Clock Generation | Crystal oscillator (1 MHz to 25 MHz), 12 MHz internal RC oscillator |
| Power Management | Brownout detect, Power-On Reset (POR), Deep power-down modes |
Key Features
- Dual-Core Architecture: Combines an ARM Cortex-M4 core with a Cortex-M0 coprocessor for efficient processing and low power consumption.
- High-Speed Peripherals: Includes an eight-channel General-Purpose DMA controller, secure digital input/output (SD/MMC) card interface, and high-speed GPIO with DMA support.
- Analog Capabilities: Features one 10-bit DAC and two 10-bit ADCs with DMA support and up to eight input channels per ADC.
- Timer and Control Functions: Includes four general-purpose timer/counters, a motor control PWM, and a Quadrature Encoder Interface (QEI).
- Power Management: Offers ultra-low power Real-Time Clock (RTC), brownout detect, and deep power-down modes.
- Security and Unique ID: Each device has a unique ID and supports secure data storage and transmission.
Applications
- Motor Control: Suitable for advanced motor control applications, including three-phase motor control.
- Embedded Audio: Ideal for audio processing and playback in embedded systems.
- Power Management: Used in power management systems due to its efficient power handling capabilities.
- Industrial Automation: Applied in industrial automation for control and monitoring of industrial processes.
- White Goods and e-Metering: Used in consumer appliances and smart metering applications.
- RFID Readers: Suitable for RFID reader applications requiring advanced signal processing.
Q & A
- What is the core architecture of the LPC4357FET256K?
The LPC4357FET256K is based on the ARM Cortex-M4 core with a Floating Point Unit (FPU) and an ARM Cortex-M0 coprocessor. - How much flash memory does the LPC4357FET256K have?
The LPC4357FET256K has 1 MB of flash memory. - What types of packages are available for the LPC4357FET256K?
The LPC4357FET256K is available in LBGA256, LQFP208, LQFP144, and TFBGA100 packages. - What are the key analog peripherals of the LPC4357FET256K?
The key analog peripherals include one 10-bit DAC and two 10-bit ADCs with up to eight input channels each. - Does the LPC4357FET256K support motor control?
Yes, it supports advanced motor control with a motor control PWM and a Quadrature Encoder Interface (QEI). - What power management features does the LPC4357FET256K have?
The LPC4357FET256K features an ultra-low power Real-Time Clock (RTC), brownout detect, and deep power-down modes. - Is the LPC4357FET256K suitable for industrial automation?
Yes, it is widely used in industrial automation for control and monitoring of industrial processes. - Does the LPC4357FET256K have a unique ID for each device?
Yes, each device has a unique ID for identification and security purposes. - What is the clock generation capability of the LPC4357FET256K?
The LPC4357FET256K has a crystal oscillator with an operating range of 1 MHz to 25 MHz and a 12 MHz internal RC oscillator. - Can the LPC4357FET256K be used in RFID reader applications?
Yes, it is suitable for RFID reader applications due to its advanced signal processing capabilities.
