Overview
The LPC11U68JBD64K is a 32-bit microcontroller from NXP Semiconductors, part of the LPC11Uxx MCU family. This microcontroller is based on the ARM Cortex-M0+ core, operating at CPU frequencies of up to 50 MHz. It is designed to be low-cost and energy-efficient, making it suitable for a wide range of applications. The device features a two-stage pipeline and fast single-cycle I/O access, enhancing its performance and efficiency.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | ARM Cortex-M0+ |
| CPU Frequency | Up to 50 MHz |
| Memory | Up to 256 KB flash, 36 KB SRAM, 4 KB EEPROM |
| Package | LQFP-64 |
| Operating Voltage | 2.4 V to 3.6 V |
| Operating Temperature | -40 °C to 105 °C |
| GPIO Pins | Up to 80 general-purpose I/O pins |
| Peripherals | DMA controller, CRC engine, USB device controller, I2C-bus interfaces, USARTs, SSP interfaces, PWM/timer subsystem, Real-Time Clock, 12-bit ADC, temperature sensor |
| Power Modes | Sleep mode, Deep-sleep mode, Power-down mode, Deep power-down mode |
| Compliance | ROHS compliant, lead-free |
Key Features
- ARM Cortex-M0+ processor with Nested Vectored Interrupt Controller (NVIC) and AHB Multilayer matrix
- System tick timer and Serial Wire Debug (SWD) and JTAG boundary scan modes supported
- Micro Trace Buffer (MTB) supported
- Up to 256 KB on-chip flash programming memory with page erase, 36 KB SRAM, and 4 KB EEPROM
- ROM API support for boot loader, USART drivers, I2C drivers, USB drivers, and DMA drivers
- Simple DMA engine with 16 channels and programmable input triggers
- High-speed GPIO interface with up to 80 General-Purpose I/O (GPIO) pins
- USB 2.0 full-speed device controller with on-chip PHY and XTAL-less low-speed mode supported
- 12 MHz internal RC oscillator and on-chip 32 kHz oscillator for RTC
- Crystal oscillator with an operating range of 1 MHz to 25 MHz
- Wake-up from Deep-sleep and Power-down modes on external pin inputs and USART activity
- Power-On Reset (POR) and brownout detect
- Unique device serial number for identification
Applications
- Three-phase e-meter
- Car radio
- GPS tracker
- Medical monitor
- Gaming accessories
- PC peripherals
Q & A
- What is the CPU core of the LPC11U68JBD64K?
The CPU core is the ARM Cortex-M0+. - What is the maximum CPU frequency of the LPC11U68JBD64K?
The maximum CPU frequency is up to 50 MHz. - How much memory does the LPC11U68JBD64K have?
The device has up to 256 KB of flash memory, 36 KB of SRAM, and 4 KB of EEPROM. - What is the package type of the LPC11U68JBD64K?
The package type is LQFP-64. - What is the operating voltage range of the LPC11U68JBD64K?
The operating voltage range is 2.4 V to 3.6 V. - What are the key peripherals of the LPC11U68JBD64K?
The key peripherals include a DMA controller, CRC engine, USB device controller, I2C-bus interfaces, USARTs, SSP interfaces, PWM/timer subsystem, Real-Time Clock, 12-bit ADC, and temperature sensor. - Is the LPC11U68JBD64K ROHS compliant?
Yes, the LPC11U68JBD64K is ROHS compliant and lead-free. - What are the power modes supported by the LPC11U68JBD64K?
The device supports Sleep mode, Deep-sleep mode, Power-down mode, and Deep power-down mode. - What is the operating temperature range of the LPC11U68JBD64K?
The operating temperature range is -40 °C to 105 °C. - How many GPIO pins does the LPC11U68JBD64K have?
The device has up to 80 general-purpose I/O pins.
