Overview
The LPC2478FBD208K is a highly integrated microcontroller designed by NXP Semiconductors, powered by the ARM7TDMI-S core. This microcontroller is part of the LPC2000 family and is tailored for applications requiring advanced communications and high-quality graphic displays. It features 512 kB of on-chip high-speed flash memory with a special 128-bit wide memory interface and accelerator architecture, enabling the CPU to execute instructions at the maximum 72 MHz system clock rate.
Key Specifications
| Parameter | Value |
|---|---|
| Processor Core | ARM7TDMI-S |
| Flash Memory | 512 kB |
| SRAM | 98 kB (64 kB local SRAM, 16 kB for Ethernet, 16 kB for DMA, 2 kB battery-powered SRAM) |
| System Clock Rate | Up to 72 MHz |
| Package Type | LQFP208 (plastic low profile quad flat package; 208 leads; body 28 × 28 × 1.4 mm) |
| Communication Interfaces | Ethernet (10/100 MAC), USB full-speed Device/Host/OTG, CAN (2 channels), SPI, SSP (2), I2C (3), I2S |
| ADC/DAC | 10-bit ADC, 10-bit DAC |
| GPIO | Up to 160 general purpose I/O pins |
| Temperature Range | -40°C to +85°C |
Key Features
- ARM7TDMI-S processor running at up to 72 MHz, capable of executing both 32-bit ARM and 16-bit Thumb instructions.
- 512 kB on-chip flash program memory with In-System Programming (ISP) and In-Application Programming (IAP) capabilities.
- Integrated LCD controller, Ethernet MAC, USB full-speed Device/Host/OTG Controller with 4 kB of endpoint RAM.
- Multiple serial communication interfaces including four UARTs, two CAN channels, SPI, two SSP, three I2C, and I2S.
- On-chip 4 MHz internal oscillator and External Memory Controller (EMC).
- 32-bit timers, 10-bit ADC with input multiplexing, 10-bit DAC, and two PWM units.
- Real-time debug interfaces including JTAG and embedded trace.
- Vector Interrupt Controller (VIC) allowing external inputs to generate edge-triggered interrupts.
- RTC with separate power domain and 2 kB SRAM powered from the RTC power pin.
Applications
- Industrial control systems
- Medical systems
- Portable electronics
- Point-of-Sale (POS) equipment
Q & A
- What is the processor core of the LPC2478FBD208K?
The processor core is the ARM7TDMI-S.
- How much flash memory does the LPC2478FBD208K have?
The LPC2478FBD208K has 512 kB of on-chip high-speed flash memory.
- What are the key communication interfaces available on the LPC2478FBD208K?
The key communication interfaces include Ethernet (10/100 MAC), USB full-speed Device/Host/OTG, CAN (2 channels), SPI, SSP (2), I2C (3), and I2S.
- What is the maximum system clock rate of the LPC2478FBD208K?
The maximum system clock rate is up to 72 MHz.
- What is the package type of the LPC2478FBD208K?
The package type is LQFP208 (plastic low profile quad flat package; 208 leads; body 28 × 28 × 1.4 mm).
- Does the LPC2478FBD208K support real-time debugging?
- What are the temperature range and storage conditions for the LPC2478FBD208K?
The temperature range is -40°C to +85°C.
- How many GPIO pins does the LPC2478FBD208K have?
The LPC2478FBD208K has up to 160 general purpose I/O pins.
- What are some of the typical applications for the LPC2478FBD208K?
Typical applications include industrial control systems, medical systems, portable electronics, and Point-of-Sale (POS) equipment.
- Does the LPC2478FBD208K have any power-saving features?
