Overview
The LPC11U68JBD48E is a 32-bit microcontroller from NXP USA Inc., based on the ARM Cortex-M0+ core. This low-cost MCU operates at CPU frequencies of up to 50 MHz and is designed for energy efficiency, using a two-stage pipeline and fast single-cycle I/O access. It features 256 KB of flash memory, 4 KB of EEPROM, and 36 KB of SRAM. The microcontroller is packaged in a 48-lead LQFP (Low Profile Quad Flat Package) and is suitable for a wide range of embedded applications due to its comprehensive set of peripherals and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Part Number | LPC11U68JBD48E |
| Package | 48-LQFP |
| Core Processor | ARM Cortex-M0+ |
| Operating Frequency | Up to 50 MHz |
| Flash Memory | 256 KB |
| EEPROM | 4 KB x 8 |
| SRAM | 36 KB |
| GPIO Pins | Up to 80 |
| Operating Temperature | -40°C to 105°C |
| Supply Voltage | 2.4 V to 3.6 V |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Key Features
- ARM Cortex-M0+ processor with Nested Vectored Interrupt Controller (NVIC)
- AHB Multilayer matrix, system tick timer, and SWD, JTAG boundary scan modes supported
- Micro Trace Buffer (MTB) supported
- ROM API support for boot loader, USART, I2C, USB, and DMA drivers
- DMA controller, CRC engine, and power profiles
- Full-speed USB device controller with XTAL-less low-speed mode
- Two I2C-bus interfaces, up to five USARTs, and two SSP interfaces
- PWM/timer subsystem with six configurable multi-purpose timers
- Real-Time Clock, 12-bit ADC, and temperature sensor
- Function-configurable I/O ports and up to 80 general-purpose I/O pins
- Reduced power modes: Sleep mode, Deep-sleep mode, Power-down mode, and Deep power-down mode
- Wake-up from Deep-sleep and Power-down modes on external pin inputs and USART activity
- Power-On Reset (POR) and Brownout detect
Applications
- Three-phase e-meter
- Car radio
- GPS tracker
- Medical monitor
- Gaming accessories
- PC peripherals
Q & A
- What is the core processor of the LPC11U68JBD48E?
The core processor is the ARM Cortex-M0+.
- What is the maximum operating frequency of the LPC11U68JBD48E?
The maximum operating frequency is up to 50 MHz.
- How much flash memory does the LPC11U68JBD48E have?
The LPC11U68JBD48E has 256 KB of flash memory.
- What is the package type of the LPC11U68JBD48E?
The package type is 48-LQFP (Low Profile Quad Flat Package).
- What are the key peripherals included in the LPC11U68JBD48E?
The key peripherals include a DMA controller, CRC engine, full-speed USB device controller, I2C-bus interfaces, USARTs, SSP interfaces, PWM/timer subsystem, Real-Time Clock, 12-bit ADC, and temperature sensor.
- What are the power modes supported by the LPC11U68JBD48E?
The supported power modes are Sleep mode, Deep-sleep mode, Power-down mode, and Deep power-down mode.
- What is the operating temperature range of the LPC11U68JBD48E?
The operating temperature range is -40°C to 105°C.
- How many GPIO pins does the LPC11U68JBD48E have?
The LPC11U68JBD48E has up to 80 general-purpose I/O pins.
- What is the supply voltage range for the LPC11U68JBD48E?
The supply voltage range is 2.4 V to 3.6 V.
- What are some typical applications of the LPC11U68JBD48E?
Typical applications include three-phase e-meter, car radio, GPS tracker, medical monitor, gaming accessories, and PC peripherals.
