Overview
The LPC1857JET256,551 is a high-performance 32-bit microcontroller from NXP USA Inc., based on the Arm Cortex-M3 core. This microcontroller is designed for a wide range of embedded applications, offering a robust set of features and peripherals. It is part of the LPC1800 series, known for its high-performance capabilities and extensive connectivity options.
Key Specifications
| Parameter | Specification |
|---|---|
| Part Number | LPC1857JET256,551 |
| Core Processor | Arm Cortex-M3 |
| Operating Supply Voltage | 2 V ~ 3.6 V |
| Maximum Power Dissipation | 1500 mW |
| Program Memory Type | FLASH |
| Program Memory Size | 1 MB (1,048,576 bytes) |
| RAM Size | 136 KB |
| Package / Case | 256-LBGA (17x17 mm) |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Number of I/O | 80 |
| Connectivity | CAN, EBI/EMI, Ethernet, I²C, Microwire, SD, SPI, SSI, SSP, UART/USART, USB OTG |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, LCD, Motor Control PWM, POR, PWM, WDT |
| Data Converters | A/D 16x10b; D/A 1x10b |
Key Features
- High-Performance Core: 150 MHz Arm Cortex-M3 core for efficient processing.
- Memory: 1 MB of on-chip flash memory and 136 KB of SRAM.
- Connectivity: Extensive connectivity options including CAN, Ethernet, USB OTG, and various serial interfaces.
- Peripherals: Robust set of peripherals such as DMA, I²S, LCD controller, and motor control PWM.
- Operating Temperature Range: Wide operating temperature range of -40°C to 85°C, suitable for industrial applications.
- Environmental Compliance: PbFree, EU RoHS compliant, and Halogen Free.
Applications
- Industrial Automation and Control: Ideal for industrial control systems due to its robust peripherals and wide operating temperature range.
- Consumer Electronics: Suitable for various consumer electronic devices requiring high-performance and extensive connectivity.
- Medical Devices: Can be used in medical devices that require reliable and high-performance microcontrollers.
- Portable and Battery-Powered Applications: Suitable for battery-powered devices due to its efficient power management.
Q & A
- What is the core processor of the LPC1857JET256,551?
The core processor is the Arm Cortex-M3.
- What is the maximum operating supply voltage for this microcontroller?
The maximum operating supply voltage is 3.6 V.
- How much flash memory does the LPC1857JET256,551 have?
It has 1 MB of on-chip flash memory.
- What is the package type and size of the LPC1857JET256,551?
The package type is 256-LBGA and the size is 17x17 mm.
- What are the key peripherals included in this microcontroller?
The key peripherals include DMA, I²S, LCD controller, motor control PWM, and watchdog timer.
- Is the LPC1857JET256,551 environmentally compliant?
Yes, it is PbFree, EU RoHS compliant, and Halogen Free.
- What is the operating temperature range of the LPC1857JET256,551?
The operating temperature range is -40°C to 85°C.
- What are some typical applications of the LPC1857JET256,551?
Typical applications include industrial automation, consumer electronics, medical devices, and portable battery-powered applications.
- How many I/O pins does the LPC1857JET256,551 have?
It has 80 I/O pins.
- What is the maximum power dissipation of the LPC1857JET256,551?
The maximum power dissipation is 1500 mW.
