Overview
The NXP LPC11E68JBD48E is a 32-bit ARM Cortex-M0+ microcontroller, part of the LPC11Exx series. This low-cost MCU operates at CPU frequencies of up to 50 MHz and is designed for a wide range of applications due to its comprehensive peripheral set and energy-efficient core. The ARM Cortex-M0+ core features a two-stage pipeline and fast single-cycle I/O access, making it easy to use and highly efficient.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | ARM® Cortex®-M0+ |
| Package / Case | 48-LQFP |
| Pin Count | 48 |
| Operating Temperature | -40°C ~ 105°C |
| Supply Voltage | 2.4V ~ 3.6V |
| Speed | Up to 50 MHz |
| Program Memory Size | 256 KB (256K x 8) |
| RAM Size | 36 KB |
| EEPROM Size | 4 KB (4K x 8) |
| Number of I/O | 36 |
| Connectivity | I2C, Microwire, SPI, SSI, SSP, UART/USART |
| ADC | 12-bit, 8 channels |
| PWM Channels | Yes, with six configurable multi-purpose timers |
| RTC | Yes, with separate battery supply pin and 32KHz oscillator |
Key Features
- Peripheral Complement: Includes a DMA controller, CRC engine, two I2C-bus interfaces, up to five USARTs, two SSP interfaces, PWM/timer subsystem with six configurable multi-purpose timers, a Real-Time Clock, one 12-bit ADC, and a temperature sensor.
- Interrupt Controller: ARM Cortex-M0+ built-in Nested Vectored Interrupt Controller (NVIC).
- Memory and Storage: Up to 256 KB of flash memory, 36 KB of SRAM, and 4 KB of EEPROM.
- Debugging and Tracing: Supports Serial Wire Debug (SWD) and JTAG boundary scan modes, and Micro Trace Buffer (MTB).
- Power Management: Power-On Reset (POR), brownout detect, and deep power-down mode.
- ROM API Support: Includes boot loader, USART drivers, I2C drivers, DMA drivers, and flash In-Application Programming (IAP) and In-System Programming (ISP).
- General-Purpose I/O: Up to 80 general-purpose I/O pins with configurable pull-up/pull-down resistors and programmable open-drain mode.
Applications
- Three-phase e-meter
- Car radio
- GPS tracker
- Medical monitor
- Gaming accessories
- PC peripherals
Q & A
- What is the core processor of the LPC11E68JBD48E?
The core processor is the ARM® Cortex®-M0+.
- What is the maximum operating frequency of the LPC11E68JBD48E?
The maximum operating frequency is up to 50 MHz.
- What is the package type of the LPC11E68JBD48E?
The package type is 48-LQFP.
- What is the operating temperature range of the LPC11E68JBD48E?
The operating temperature range is -40°C to 105°C.
- What types of memory does the LPC11E68JBD48E have?
The LPC11E68JBD48E has up to 256 KB of flash memory, 36 KB of SRAM, and 4 KB of EEPROM.
- Does the LPC11E68JBD48E support debugging and tracing?
Yes, it supports Serial Wire Debug (SWD) and JTAG boundary scan modes, and Micro Trace Buffer (MTB).
- What are the power management features of the LPC11E68JBD48E?
The features include Power-On Reset (POR), brownout detect, and deep power-down mode.
- What types of peripherals does the LPC11E68JBD48E have?
The peripherals include a DMA controller, CRC engine, two I2C-bus interfaces, up to five USARTs, two SSP interfaces, PWM/timer subsystem, Real-Time Clock, 12-bit ADC, and temperature sensor.
- What are some common applications of the LPC11E68JBD48E?
Common applications include three-phase e-meter, car radio, GPS tracker, medical monitor, gaming accessories, and PC peripherals.
- Is the LPC11E68JBD48E RoHS compliant?
Yes, the LPC11E68JBD48E is ROHS3 compliant.
