Overview
The LPC2420FET208,551 is a 16-bit/32-bit microcontroller designed by NXP Semiconductors. It is part of the LPC2400 series and features an ARM7TDMI-S CPU core. This microcontroller is known for its robust set of peripherals and versatile communication interfaces, making it suitable for a variety of applications, particularly in industrial control, medical systems, and communication gateways.
Key Specifications
| Specification | Details |
|---|---|
| CPU Core | ARM7TDMI-S |
| Program Memory | ROMless (external memory interface) |
| SRAM | 64 kB local SRAM, 16 kB SRAM for general purpose DMA, 2 kB battery powered SRAM |
| Package Type | TFBGA208 (thin fine-pitch ball grid array package; 208 balls; body 15 x 15 x 0.7 mm) |
| Supply Voltage | 3 V to 3.6 V |
| Operating Temperature | -40°C to +85°C |
| Number of I/O | Up to 160 fast GPIO lines |
| Communication Interfaces | CAN, Ethernet (MII/RMII), I²C, Microwire, SPI, SSI, SSP, UART/USART, USB OTG |
| ADC/DAC | 8x10-bit ADC, 1x10-bit DAC |
| Timers and PWM | 32-bit timers, two PWM units |
| Other Features | Brown-out Detect/Reset, DMA, I²S, POR, WDT |
Key Features
- ARM7TDMI-S CPU Core: Executes both 16-bit and 32-bit instructions.
- Real-time Debug Interfaces: Includes JTAG and embedded trace.
- Communication Interfaces: Supports CAN, Ethernet (MII/RMII), I²C, Microwire, SPI, SSI, SSP, UART/USART, and USB OTG.
- Memory and Storage: Features 64 kB local SRAM, 16 kB SRAM for general purpose DMA, and 2 kB battery powered SRAM. It also has an external memory interface.
- Analog and Digital Peripherals: Includes an 8x10-bit ADC, a 1x10-bit DAC, and two PWM units.
- GPIO and Interrupts: Up to 160 fast GPIO lines with edge-triggered interrupts supported by the Vector Interrupt Controller (VIC).
- Clocking and Oscillators: On-chip 4 MHz internal precision oscillator and versatile clocking capabilities.
Applications
- Industrial Control: Suitable for industrial automation and control systems due to its robust communication interfaces and peripheral set.
- Medical Systems: Used in medical devices requiring reliable and precise control.
- Communication Gateways and Protocol Converters: Ideal for applications that require multiple communication protocols and interfaces.
- General Embedded Systems: Can be used in various embedded systems that need a balance of processing power and peripheral functionality.
Q & A
- What is the CPU core of the LPC2420FET208,551?
The CPU core is the ARM7TDMI-S.
- What type of memory does the LPC2420FET208,551 have?
The microcontroller is ROMless but features 64 kB local SRAM, 16 kB SRAM for general purpose DMA, and 2 kB battery powered SRAM.
- What are the communication interfaces supported by the LPC2420FET208,551?
The microcontroller supports CAN, Ethernet (MII/RMII), I²C, Microwire, SPI, SSI, SSP, UART/USART, and USB OTG.
- What is the operating temperature range of the LPC2420FET208,551?
The operating temperature range is -40°C to +85°C.
- How many GPIO lines does the LPC2420FET208,551 have?
It has up to 160 fast GPIO lines.
- What are the analog and digital peripherals available on the LPC2420FET208,551?
The microcontroller includes an 8x10-bit ADC, a 1x10-bit DAC, and two PWM units.
- What is the package type of the LPC2420FET208,551?
The package type is TFBGA208 (thin fine-pitch ball grid array package; 208 balls; body 15 x 15 x 0.7 mm).
- What are the typical applications of the LPC2420FET208,551?
It is typically used in industrial control, medical systems, communication gateways, and protocol converters.
- Does the LPC2420FET208,551 support real-time debug interfaces?
Yes, it supports JTAG and embedded trace real-time debug interfaces.
- What is the supply voltage range for the LPC2420FET208,551?
The supply voltage range is 3 V to 3.6 V.
