Overview
The LPC3250FET296,551 is a 16/32-bit microcontroller from NXP USA Inc., part of the LPC3200 series. This ROMless microcontroller is based on the ARM926EJ-S CPU core, which features a Harvard architecture and a 5-stage pipeline. It operates at CPU frequencies up to 266 MHz and is packaged in a 296-TFBGA (Thin Fine-Pitch Ball Grid Array) with a 15 mm x 15 mm x 0.7 mm body.
This microcontroller is designed for various applications requiring high performance, low power consumption, and a rich set of peripherals. It is particularly suited for consumer, medical, industrial, and network control applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Part Number | LPC3250FET296,551 |
| Package / Case | 296-TFBGA (15x15 mm) |
| Core Processor | ARM926EJ-S (16/32-Bit) |
| CPU Frequency | Up to 266 MHz |
| Supply Voltage | 0.9 V ~ 3.6 V |
| Operating Temperature | -40°C to +85°C |
| RAM Size | 256 KB |
| Program Memory Type | ROMless |
| Number of I/Os | 51 |
| Data Converters | A/D 3x10b |
| Peripherals | DMA, I²S, LCD, Motor Control PWM, WDT, Ethernet, I²C, IrDA, Microwire, SPI, SSI, SSP, UART/USART, USB OTG |
Key Features
- ARM926EJ-S CPU Core: Features a Harvard architecture and a 5-stage pipeline, operating at frequencies up to 266 MHz.
- Rich Peripherals: Includes DMA, I²S, LCD controller supporting STN and TFT panels, Secure Digital (SD) memory card interface, and various communication interfaces like Ethernet, I²C, IrDA, Microwire, SPI, SSI, SSP, UART/USART, and USB OTG.
- Memory and Storage: 256 KB of SRAM and no on-chip ROM, with support for external memory through EBI/EMI interfaces.
- Display and Audio: LCD controller with dedicated DMA and support for resolutions up to 1024x768, and I²S-bus interfaces for audio.
- Power Management: Internal PLL allowing CPU operation without a high-frequency crystal, and operation from the 32 kHz RTC clock.
- Security and Testing: Boundary scan for simplified board testing and a user-accessible unique serial ID number for each chip.
Applications
- Consumer Electronics: Suitable for high-performance consumer devices requiring advanced peripherals and low power consumption.
- Medical Devices: Used in medical equipment that demands reliability, precision, and a wide range of communication interfaces.
- Industrial Control: Ideal for industrial applications needing robust performance, multiple peripherals, and reliable operation over a wide temperature range.
- Network Control: Employed in network control devices that require high-speed processing, Ethernet connectivity, and other advanced communication features.
Q & A
- What is the CPU core used in the LPC3250FET296,551?
The LPC3250FET296,551 uses the ARM926EJ-S CPU core.
- What is the maximum CPU frequency of the LPC3250FET296,551?
The maximum CPU frequency is up to 266 MHz.
- What type of package does the LPC3250FET296,551 come in?
The microcontroller is packaged in a 296-TFBGA (Thin Fine-Pitch Ball Grid Array).
- What is the operating temperature range of the LPC3250FET296,551?
The operating temperature range is -40°C to +85°C.
- How much SRAM does the LPC3250FET296,551 have?
The LPC3250FET296,551 has 256 KB of SRAM.
- Does the LPC3250FET296,551 have on-chip ROM?
No, the LPC3250FET296,551 is ROMless.
- What peripherals are available on the LPC3250FET296,551?
The microcontroller includes peripherals such as DMA, I²S, LCD controller, Motor Control PWM, WDT, Ethernet, I²C, IrDA, Microwire, SPI, SSI, SSP, UART/USART, and USB OTG.
- What display capabilities does the LPC3250FET296,551 support?
The LPC3250FET296,551 supports LCD controllers for both STN and TFT panels with resolutions up to 1024x768.
- Does the LPC3250FET296,551 support Secure Digital (SD) memory cards?
- What is the purpose of the internal PLL in the LPC3250FET296,551?
The internal PLL allows CPU operation up to the maximum CPU rate without the requirement for a high-frequency crystal.
