Overview
The NXP LPC1112FHN33/102K is a 32-bit microcontroller from the LPC11xx family, based on the ARM Cortex-M0 processor. This low-cost MCU is designed for a wide range of applications requiring low power consumption and high performance. It operates at CPU frequencies of up to 50 MHz and is suitable for various embedded systems due to its robust feature set and compact package.
Key Specifications
| Attribute | Specification |
|---|---|
| Family Name | LPC11xx |
| Core Processor | ARM Cortex-M0 |
| Program Memory Type | Flash |
| Flash Size (Bytes) | 16 kB |
| RAM Size | 2 kB |
| Speed | 50 MHz |
| No of I/O Lines | 28 |
| Interface Type / Connectivity | I2C/SPI/UART |
| Peripherals | Brownout Reset/Brown-out Detect/POR |
| Supply Voltage | 1.8 V to 3.6 V |
| Operating Temperature | -40°C to +85°C |
| On-Chip ADC | 8-ch x 10-bit |
| Package Style | HVQFN-32 |
| Mounting Method | Surface Mount |
Key Features
- ARM Cortex-M0 Processor: Runs at frequencies of up to 50 MHz with a built-in Nested Vectored Interrupt Controller (NVIC).
- Memory and Programming: 16 kB of on-chip flash memory and 2 kB of SRAM. Supports In-System Programming (ISP) and In-Application Programming (IAP) via on-chip bootloader software.
- Digital Peripherals: Up to 28 General Purpose I/O (GPIO) pins with configurable pull-up/pull-down resistors and edge/level sensitive interrupt sources. Includes high-current output and sink drivers.
- Analog Peripherals: 10-bit ADC with input multiplexing among multiple pins depending on the package size.
- Serial Interfaces: UART with fractional baud rate generation, internal FIFO, and RS-485 support. Two SPI controllers with SSP features, FIFO, and multi-protocol capabilities. I2C-bus interface supporting full I2C-bus specification and Fast-mode Plus.
- Power Management: Integrated Power Management Unit (PMU) to minimize power consumption during Sleep, Deep-sleep, and Deep power-down modes. Supports power profiles for optimized performance and power consumption.
- Clock Generation: 12 MHz internal RC oscillator, crystal oscillator, and programmable watchdog oscillator. PLL allows CPU operation up to the maximum CPU rate without a high-frequency crystal.
Applications
- Industrial Automation: Suitable for control systems, sensors, and actuators due to its robust peripheral set and low power consumption.
- Consumer Electronics: Ideal for applications such as smart home devices, wearables, and other portable electronics requiring efficient power management.
- Medical Devices: Can be used in medical devices that require precise control and low power consumption, such as portable diagnostic equipment and health monitors.
- Automotive Systems: Applicable in automotive systems for control and monitoring functions due to its reliability and wide operating temperature range.
Q & A
- What is the core processor of the LPC1112FHN33/102K?
The core processor is the ARM Cortex-M0, running at frequencies of up to 50 MHz.
- How much flash and RAM does the LPC1112FHN33/102K have?
The device has 16 kB of flash memory and 2 kB of SRAM).
- What are the key interfaces supported by the LPC1112FHN33/102K?
The device supports I2C, SPI, and UART interfaces).
- What is the operating voltage range of the LPC1112FHN33/102K?
The operating voltage range is from 1.8 V to 3.6 V).
- What is the package style and mounting method of the LPC1112FHN33/102K?
The package style is HVQFN-32, and the mounting method is Surface Mount).
- Does the LPC1112FHN33/102K support power management features?
Yes, it includes an integrated Power Management Unit (PMU) and supports various power modes such as Sleep, Deep-sleep, and Deep power-down).
- What are the analog peripherals available on the LPC1112FHN33/102K?
The device features a 10-bit ADC with input multiplexing among multiple pins).
- Can the LPC1112FHN33/102K be programmed in-system?
Yes, it supports In-System Programming (ISP) and In-Application Programming (IAP) via on-chip bootloader software).
- What is the operating temperature range of the LPC1112FHN33/102K?
The operating temperature range is from -40°C to +85°C).
- Are there any specific applications where the LPC1112FHN33/102K is particularly suitable?
Yes, it is suitable for industrial automation, consumer electronics, medical devices, and automotive systems due to its robust feature set and low power consumption).
