产品概览
The LPC3250FET296/01 from NXP Semiconductors is a 16/32-bit ARM926EJ-S microcontroller operating at CPU frequencies up to 266 MHz. It features 256 KB of on-chip SRAM, a vector floating-point (VFP) coprocessor, Ethernet MAC, USB 2.0 OTG, LCD controller, NAND flash interface, and a comprehensive set of serial communication peripherals in a 296-pin TFBGA package.
主要规格
| CPU Core | ARM926EJ-S with VFP coprocessor |
| Max CPU Frequency | 266 MHz |
| On-Chip SRAM | 256 KB |
| Instruction/Data Cache | 32 KB / 32 KB |
| MMU | Yes (Virtual Memory) |
| Ethernet MAC | 10/100 MII/RMII |
| USB | 2.0 OTG (Full-Speed) |
| UARTs | 7 (4 standard + 3 high-speed) |
| LCD Controller | STN/TFT up to 1024×768 |
| ADC | 10-bit, 3-channel, 400 kHz |
| 包装 | TFBGA-296 (15 x 15 x 0.7 mm) |
| Operating Voltage | 1.2V/1.8V/2.5V/3.3V |
| 工作温度 | -40°C to 85°C |
特点
- ARM926EJ-S core with DSP extensions and Jazelle Java acceleration
- Vector Floating Point (VFP) coprocessor for hardware floating-point
- 32 KB instruction cache and 32 KB data cache
- 256 KB on-chip SRAM
- External memory controller supporting SDR/DDR SDRAM and static devices
- Dual NAND flash controllers (SLC and MLC)
- 10/100 Ethernet MAC with dedicated DMA
- USB 2.0 OTG with dedicated PLL
- LCD controller supporting STN and TFT panels up to 1024×768
- 7 UARTs, 2 I2C, 2 SPI/SSP, 2 I2S interfaces
应用
- Industrial control and automation systems
- Networking equipment and gateways
- Consumer electronics with LCD displays
- Medical devices with high-resolution UI
- Embedded Linux and RTOS applications