Overview
The LPC1342FHN33,518 is a 32-bit microcontroller from NXP USA Inc., based on the Arm Cortex-M3 processor. This microcontroller is designed for embedded applications, offering a high level of integration and low power consumption. It is part of the LPC1300 series, which is known for its versatility and efficiency in various industrial and consumer applications.
Key Specifications
| Specification | Details |
|---|---|
| Core Processor | ARM Cortex-M3, 32-bit |
| Maximum Clock Speed | Up to 72 MHz |
| Program Memory | 16 kB Flash |
| SRAM | 4 kB |
| Package Type | 32-HVQFN (7x7 mm) |
| Operating Temperature | -40°C to 85°C |
| Supply Voltage | 2.0 V to 3.6 V |
| Number of I/O Pins | 28 |
| Interfaces | UART, USB 2.0 (full-speed device), I2C, SSP, SPI |
| ADC | 10-bit, 8 channels |
| Timers/Counters | Four general purpose counter/timers |
| Watchdog Timer | Programmable WatchDog Timer (WDT) and Windowed Watchdog Timer (WWDT) |
| Power Modes | Sleep, Deep-sleep, Deep power-down |
Key Features
- ARM Cortex-M3 processor with Nested Vectored Interrupt Controller (NVIC)
- 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
- Serial interfaces: UART with fractional baud rate generation, SSP controller with FIFO and multi-protocol capabilities, I2C-bus interface supporting full I2C-bus specification and Fast-mode Plus
- Up to 42 General Purpose I/O (GPIO) pins with configurable pull-up/pull-down resistors
- Integrated Power Management Unit (PMU) to minimize power consumption
- Brownout detect with four separate thresholds for interrupt and one threshold for forced reset
- Power-On Reset (POR) and integrated oscillator with an operating range of 1 MHz to 25 MHz
Applications
- eMetering
- Lighting systems
- Alarm systems
- White goods (home appliances)
Q & A
- What is the core processor of the LPC1342FHN33,518?
The core processor is the ARM Cortex-M3, which is a 32-bit processor. - What is the maximum clock speed of the LPC1342FHN33,518?
The maximum clock speed is up to 72 MHz. - How much program memory and SRAM does the LPC1342FHN33,518 have?
The LPC1342FHN33,518 has 16 kB of Flash program memory and 4 kB of SRAM. - What are the operating temperature and supply voltage ranges for the LPC1342FHN33,518?
The operating temperature range is -40°C to 85°C, and the supply voltage range is 2.0 V to 3.6 V. - What interfaces are available on the LPC1342FHN33,518?
The available interfaces include UART, USB 2.0 (full-speed device), I2C, SSP, and SPI. - Does the LPC1342FHN33,518 support In-System Programming (ISP) and In-Application Programming (IAP)?
Yes, it supports both ISP and IAP via on-chip bootloader software. - What power modes are available on the LPC1342FHN33,518?
The available power modes are Sleep, Deep-sleep, and Deep power-down. - What is the package type of the LPC1342FHN33,518?
The package type is 32-HVQFN (7x7 mm). - How many General Purpose I/O (GPIO) pins does the LPC1342FHN33,518 have?
The LPC1342FHN33,518 has up to 28 I/O pins, with some configurations offering up to 42 GPIO pins. - Does the LPC1342FHN33,518 have any watchdog timers?
Yes, it has a Programmable WatchDog Timer (WDT) and a Windowed Watchdog Timer (WWDT).
