Part Number: LPC2141FBD64

Manufacturer: NXP Semiconductors

Description: ARM Microcontrollers – MCU ARM7 32KF/8KR/USB

Shipped from: Shenzhen/HK Warehouse

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Technical Specifications of LPC2141FBD64,151

Datasheet  LPC2141FBD64,151 datasheet
Category Integrated Circuits (ICs)
Family Embedded – Microcontrollers
Manufacturer NXP Semiconductors
Series LPC2100
Packaging Tray
Part Status Active
Core Processor ARM7?
Core Size 16/32-Bit
Speed 60MHz
Connectivity I2C, Microwire, SPI, SSI, SSP, UART/USART, USB
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 45
Program Memory Size 32KB (32K x 8)
Program Memory Type FLASH
RAM Size 8K x 8
Voltage – Supply (Vcc/Vdd) 3 V ~ 3.6 V
Data Converters A/D 6x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Package / Case 64-LQFP
Supplier Device Package 64-LQFP (10×10)


The LPC2141FBD64 stands out in the world of embedded systems and microcontrollers as a powerful and flexible device with advanced features, real-time performance, and low power usage. This detailed guide will help you learn everything you need to know about the LPC2141FBD64 microprocessor, including its main features, how it can be used, and how to program it.

Unveiling the LPC2141FBD64 Microcontroller

The 16-bit/32-bit ARM7TDMI-S CPU architecture is used by the LPC214x line, which includes the LPC2141FBD64 microcontroller. This powerful processor has real-time emulation and internal trace support, which makes it easy to run code and find bugs. The LPC2141FBD64 has 32 kB to 512 kB of high-speed flash memory built in. This lets it meet a wide range of memory needs in different uses.

Key Features that Set the LPC2141FBD64 Apart

● Advanced Memory Interface and Accelerator Architecture

The LPC2141FBD64 microcontroller has a unique accelerator design and a memory interface that is 128 bits wide. With these improvements, 32-bit code can run at the maximum clock rate, giving your apps the best speed possible.

● Thumb Mode for Code Optimization

The LPC2141FBD64 has a 16-bit Thumb mode for situations where code size is very important. This mode cuts the size of the code by more than 30% while causing only a small drop in speed. This function is especially helpful for apps that don’t have a lot of memory.

● Versatile Communication Interfaces

The LPC2141FBD64 microcontroller has a wide range of serial communication ports, including support for USB 2.0 Full-speed devices, multiple UARTs, SPI, SSP, and I2C-bus. The microcontroller can be used for communication gateways, protocol converters, soft modems, voice recognition systems, and low-end imaging applications because it has these inputs.

● On-Chip SRAM and Processing Power

The LPC2141FBD64 has a lot of memory for storing and working with data. The on-chip SRAM ranges from 8 kB to 40 kB. The high processing power of this microcontroller makes it a good choice for a wide range of uses, such as industrial control and medical systems.

● Rich Set of Peripherals

The LPC2141FBD64 microcontroller has a range of 32-bit timers, single or dual 10-bit ADCs, 10-bit DAC, PWM channels, and 45 fast GPIO lines. Also, up to nine external interrupt pins that are responsive to edges or levels make the microcontroller more flexible and useful for a wider range of projects.

Applications of the LPC2141FBD64 Microcontroller

The LPC2141FBD64 microcontroller is useful for a wide range of uses in many industries because it is flexible and reliable. Its small size, efficient use of power, and advanced features make it a good tool for solving complicated problems. Here are a few important ways the LPC2141FBD64 processor is used:

  • Systems for controlling access: The LPC2141FBD64 is small and uses little power, which makes it a good choice for creating access control systems. For entry, these systems need reliable and secure authentication methods that use the processing power and communication interfaces of the microcontroller to keep track of access credentials and log entry events.
  • Terminals at the Point of Sale (POS): In retail and business, point-of-sale (POS) terminals make purchases easy and safe. With the LPC2141FBD64’s communication interfaces, such as UARTs and USB support, developers can make POS systems that process payments, keep track of goods, and let customers talk to the POS.
  • Communication Gateways and Protocol Converters: The microcontroller’s many serial communication interfaces, such as SPI, I2C, and USB, make it a great choice for making communication gateways and protocol converters. These devices connect different transmission protocols and make it possible for different devices and systems to work together.
  • Control systems for factories: For industrial automation to work, machines and processes must be carefully controlled and watched. The LPC2141FBD64 has a lot of peripherals, like timers, analog-to-digital converters (ADCs), and general-purpose input/output (GPIO) pins. This lets developers make complex control systems for manufacturing, robots, and process automation.
  • Instruments and medical devices: Medical systems need to be accurate, reliable, and able to respond in real-time. The processing power and built-in tools of the microcontroller make it a good choice for medical devices like patient monitors, infusion pumps, and diagnostic equipment. It’s important for keeping high standards in healthcare technology that it can collect and process data.
  • Consumer Electronics: The LPC2141FBD64 can be used to make a wide range of consumer electronics, from home control and smart devices to wearable tech. Its low power use and ability to handle information help the battery last longer and make the device more responsive.
  • Embedded Systems for IoT Applications: The Internet of Things (IoT) uses embedded systems to connect everyday items to the digital world. Because of its processing power and ability to connect to other devices, the LPC2141FBD64 can be used to make IoT nodes, sensors, and actuators that collect and send data for uses like smart homes, agriculture, and environmental monitoring.
  • Automotive electronics: The microcontroller can be used for jobs like managing the engine, diagnosing the car, and running the entertainment system. Its real-time powers and communication interfaces help make automotive electronics that work well and respond quickly.
  • Security Systems: The microcontroller’s processing speed and communication ports make it useful for security systems. It can be added to alarm systems, surveillance cams, and biometric authentication devices to make them safer overall.
  • Educational Platforms: Because the architecture and instructions of the LPC2141FBD64 microcontroller are easy to understand, it can be used to teach microcontroller programming and embedded system design. Students can get hands-on experience with important ideas while using a flexible and powerful tool.

The LPC2141FBD64 microcontroller is useful in a wide range of businesses and applications because it can be used in many different ways and has high-performance features. Developers and engineers can use its features to make new and efficient solutions that meet the needs of each application area in a unique way.

Programming the LPC2141FBD64

Using the power of the ARM7TDMI-S architecture is needed to program the LPC2141FBD64 microprocessor. Integrated development environments (IDEs) and computer languages like C/C++ can be used to create software. The maker gives developers a lot of information, such as datasheets and user manuals, to help them figure out how to program.


The LPC2141FBD64 microcontroller, part of the LPC214x series, has an excellent feature set that makes it suitable for a wide range of applications. With its cutting-edge architecture, memory capacity, communication interfaces, and peripherals, it is possible to develop innovative and efficient solutions. The LPC2141FBD64 is a versatile microcontroller that may be utilized in many different applications, including access control systems, communication gateways, and industrial control devices. Because of its mix of real-time capability, low power consumption, and broad feature set, the LPC2141FBD64 is still commonly considered a benchmark for microcontroller performance.

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