Overview
The LPC1114FBD48/302EL is a 32-bit microcontroller from NXP USA Inc., part of the LPC11xx MCU Family. This microcontroller is based on the Arm Cortex-M0 architecture and is designed for low-cost, high-performance applications. It operates at CPU frequencies of up to 50 MHz, making it suitable for a variety of embedded systems.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor Core | Arm Cortex-M0 |
| CPU Frequency | Up to 50 MHz |
| Flash Memory | 32 kB |
| SRAM | Up to 8 kB |
| Package Type | LQFP48 |
| Voltage Range | 1.8 V to 3.6 V |
| GPIO Pins | Up to 42 |
| ADC Resolution | 10-bit |
| Serial Interfaces | UART, SPI, I2C |
| Operating Temperature | -40°C to +105°C (extended temperature for selected parts) |
Key Features
- High-Performance CPU: Arm Cortex-M0 core operating at up to 50 MHz.
- Memory and Storage: 32 kB of flash memory and up to 8 kB of SRAM.
- Digital Peripherals: Up to 42 General Purpose I/O (GPIO) pins with configurable pull-up/pull-down resistors and edge/level sensitive interrupt sources.
- Analog Peripherals: 10-bit ADC with input multiplexing among 5, 6, or 8 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 and FIFO; I2C-bus interface supporting full I2C-bus specification and Fast-mode Plus.
- Clock Generation: 12 MHz internal RC oscillator, crystal oscillator, programmable watchdog oscillator, and PLL for CPU operation up to the maximum CPU rate.
- Power Management: Integrated PMU (Power Management Unit) with Sleep, Deep-sleep, and Deep power-down modes; Power-On Reset (POR) and brownout detect.
- Unique Device Serial Number: For identification purposes.
Applications
- eMetering: Suitable for energy metering applications due to its precision and low power consumption.
- Lighting: Used in lighting control systems for its ability to handle various interfaces and low power modes.
- Alarm Systems: Ideal for security and alarm systems due to its robust interrupt handling and low power operation.
- White Goods: Applied in consumer electronics such as white goods for its reliability and performance.
Q & A
- What is the CPU core of the LPC1114FBD48/302EL?
The CPU core is based on the Arm Cortex-M0 architecture.
- What is the maximum CPU frequency of the LPC1114FBD48/302EL?
The maximum CPU frequency is up to 50 MHz.
- How much flash memory does the LPC1114FBD48/302EL have?
The LPC1114FBD48/302EL has 32 kB of flash memory.
- What types of serial interfaces does the LPC1114FBD48/302EL support?
The LPC1114FBD48/302EL supports UART, SPI, and I2C interfaces.
- What is the voltage range of the LPC1114FBD48/302EL?
The voltage range is from 1.8 V to 3.6 V.
- How many GPIO pins does the LPC1114FBD48/302EL have?
The LPC1114FBD48/302EL has up to 42 GPIO pins.
- What is the resolution of the ADC on the LPC1114FBD48/302EL?
The ADC resolution is 10-bit.
- Does the LPC1114FBD48/302EL support in-system programming?
Yes, it supports In-System Programming (ISP) and In-Application Programming (IAP) via on-chip bootloader software.
- What are the power management features of the LPC1114FBD48/302EL?
The LPC1114FBD48/302EL features an integrated PMU with Sleep, Deep-sleep, and Deep power-down modes, as well as Power-On Reset (POR) and brownout detect.
- What is the operating temperature range of the LPC1114FBD48/302EL?
The operating temperature range is from -40°C to +105°C for selected parts.
