Overview
The LPC1343FHN33 is a 32-bit ARM Cortex-M3 microcontroller designed by NXP USA Inc. for embedded applications. It features a high level of integration and low power consumption, making it suitable for a variety of use cases. The microcontroller operates at CPU frequencies of up to 72 MHz and includes a range of peripherals and interfaces to support diverse application requirements.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | ARM® Cortex®-M3 |
| Core Size | 32-Bit |
| Speed | Up to 72 MHz |
| Program Memory Size | 32 KB (32K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 8 KB (8K x 8) |
| Voltage - Supply (Vcc/Vdd) | 2 V ~ 3.6 V |
| Package / Case | 32-VQFN Exposed Pad |
| Number of I/O | 28 |
| Connectivity | I²C, Microwire, SPI, SSI, SSP, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, POR, WDT |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Data Converters | A/D 8x10b |
Key Features
- ARM Cortex-M3 processor with a 3-stage pipeline and Harvard architecture.
- In-System Programming (ISP) and In-Application Programming (IAP) via on-chip bootloader software.
- Selectable boot-up: UART or USB (USB on LPC1342/43 only).
- USB MSC and HID on-chip drivers (on LPC1342/43 only).
- Serial interfaces including UART, SSP, I²C, and SPI.
- Brownout detect with four separate thresholds for interrupt and one threshold for forced reset.
- Integrated oscillator with an operating range of 1 MHz to 25 MHz and a 12 MHz internal RC oscillator.
- Programmable watchdog oscillator with a frequency range of 7.8 kHz to 1.8 MHz.
- System PLL allowing CPU operation up to the maximum CPU rate without the need for a high-frequency crystal.
- Code Read Protection (CRP) with different security levels.
Applications
- eMetering
- Lighting
- Alarm systems
- White goods
Q & A
- What is the core processor of the LPC1343FHN33?
The core processor is the ARM® Cortex®-M3. - What is the maximum operating frequency of the LPC1343FHN33?
The maximum operating frequency is up to 72 MHz. - How much program memory does the LPC1343FHN33 have?
The LPC1343FHN33 has 32 KB of flash memory. - What is the RAM size of the LPC1343FHN33?
The RAM size is 8 KB. - What are the voltage supply ranges for the LPC1343FHN33?
The voltage supply ranges from 2 V to 3.6 V. - What types of connectivity does the LPC1343FHN33 support?
The LPC1343FHN33 supports I²C, Microwire, SPI, SSI, SSP, UART/USART, and USB. - What are the key peripherals of the LPC1343FHN33?
The key peripherals include Brown-out Detect/Reset, POR, and WDT. - What is the operating temperature range of the LPC1343FHN33?
The operating temperature range is -40°C to 85°C. - Does the LPC1343FHN33 support USB?
Yes, it supports USB 2.0 full-speed device controller with on-chip PHY. - What is the package type of the LPC1343FHN33?
The package type is 32-VQFN Exposed Pad.
