As embedded systems grow increasingly complex, engineers demand microcontrollers that offer scalable performance, robust communication interfaces, and low-power operation — all in a compact, reliable form factor. The LPC1764FBD100 from NXP Semiconductors delivers on all fronts, combining the powerful ARM Cortex-M3 core with rich peripheral integration, making it ideal for industrial, consumer, and connected device applications.
In this post, we’ll explore the LPC1764FBD100’s key technical specs, typical applications, and how DRex Electronics can support your development and sourcing needs.
What is the LPC1764FBD100?
The LPC1764FBD100 is a 32-bit microcontroller based on the ARM Cortex-M3 core, designed for high-speed, low-power embedded applications. It features:
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100 MHz system clock
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256 KB Flash and 32 KB SRAM
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Extensive I/O and communication interfaces
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Support for USB 2.0, CAN, and Ethernet MAC
Packaged in a 100-pin LQFP package, it offers ample GPIOs and peripheral flexibility — ideal for real-time control systems, IoT gateways, and automation applications.
🔍 See more NXP ARM-based MCUs at DRex Electronics
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LPC1764FBD100: Key Technical Specifications
| Feature | Specification |
|---|---|
| Core | ARM Cortex-M3 (32-bit RISC) |
| Max Clock Frequency | 100 MHz |
| Flash Memory | 256 KB |
| SRAM | 32 KB |
| DMA Channels | 8 General Purpose DMA channels |
| ADC | 1 × 12-bit ADC, 8 channels |
| DAC | 1 × 10-bit DAC |
| Timers | 4 × 32-bit, 2 × PWM, 1 × Watchdog |
| UART Interfaces | 4 × UARTs |
| SPI Interfaces | 2 × SSP (SPI), 1 × Standard SPI |
| I²C Interfaces | 2 × I²C |
| CAN Interface | 1 × CAN 2.0B |
| USB Interface | USB 2.0 Full-Speed Device Controller with DMA |
| Ethernet MAC | IEEE 802.3 compliant 10/100 MAC (No PHY) |
| GPIOs | Up to 70 General Purpose I/Os |
| Operating Voltage | 2.4V – 3.6V |
| Package | LQFP100 (Low-Profile Quad Flat Package) |
| Operating Temp. | -40°C to +85°C (Industrial Grade) |
📄 View the LPC1764 Datasheet – NXP (PDF) (external)
🧰 MCUXpresso IDE for LPC Development (external)
Key Features & Advantages
⚡ High-Speed Real-Time Performance
With a 100 MHz Cortex-M3 core and multiple 32-bit timers, DMA, and NVIC interrupt controller, the LPC1764 excels in real-time tasks such as:
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Motor control
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Signal timing
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Precise data acquisition
🌐 Advanced Connectivity
Integrated support for:
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USB 2.0 device controller
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CAN 2.0B for automotive and industrial networks
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Ethernet MAC for networked embedded applications (external PHY required)
This makes it ideal for IoT edge devices, network bridges, and remote data loggers.
🧩 Comprehensive Peripheral Set
From 12-bit ADC to SPI/I²C/UART support, the LPC1764 provides a broad interface ecosystem that simplifies peripheral integration, reducing overall system complexity.
🔋 Low Power Modes
Multiple power-saving modes including:
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Sleep, Deep Sleep, Power-down, and Deep Power-down
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Dynamic clock scaling and peripheral power gating
Perfect for battery-operated or energy-efficient systems.
💡 Need more Cortex-M3 or M4 options? Browse our ARM MCU selection
Applications of LPC1764FBD100
The LPC1764 is used in a variety of high-performance embedded systems where communication, reliability, and integration are critical.
🏭 Industrial Automation
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PLCs and machine controllers
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Fieldbus communication gateways
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Ethernet-based sensor hubs
🚗 Automotive Systems
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CAN-based vehicle control units
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Battery management interfaces
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Diagnostic modules
🌐 IoT & Networked Devices
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Smart home and building control units
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IoT edge processors with Ethernet and USB
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Remote firmware update modules
📟 Consumer & Embedded Devices
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USB gadgets and accessories
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Audio/video control panels
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Smart metering and monitoring devices
🔧 Need help integrating CAN or Ethernet into your product? Contact DRex Engineering Support
LPC1764FBD100 vs. Similar Microcontrollers
| Feature | LPC1764FBD100 | STM32F407VGT6 | LPC1768FBD100 |
|---|---|---|---|
| Flash Memory | 256 KB | 1 MB | 512 KB |
| SRAM | 32 KB | 192 KB | 64 KB |
| Core Clock | 100 MHz (Cortex-M3) | 168 MHz (Cortex-M4) | 100 MHz (Cortex-M3) |
| Ethernet MAC | Yes | Yes | Yes |
| USB Support | Full-Speed Device | OTG FS/HS | Full-Speed Device |
| CAN Interface | Yes | Yes (2x) | Yes (2x) |
| Power Modes | Full Sleep Support | Advanced (with Stop) | Full Sleep Support |
🧠 Considering an upgrade to LPC1768 or STM32F4 series? Let DRex help with a part comparison
Development Tools & Ecosystem
🧰 NXP MCUXpresso IDE
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Free Eclipse-based IDE for ARM Cortex-M MCUs
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Includes SDKs, drivers, RTOS, and peripheral drivers
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Easy debug, profiling, and flash programming
🔧 Third-Party Toolchains
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Keil MDK-ARM
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IAR Embedded Workbench
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SEGGER J-Link & OpenOCD
📦 Evaluation Boards
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Keil MCB1760 board (supports LPC1764 and LPC1768)
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Compatible with CMSIS-DAP and ULINK2 debuggers
💻 Need dev kits, emulators, or sample firmware? Contact DRex for developer support
Why Source LPC1764FBD100 from DRex Electronics?
At DRex Electronics, we specialize in supporting OEMs and design teams with:
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✅ ISO 9001-certified global sourcing
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🔍 Access to active, legacy, and EOL NXP components
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🌍 Fast delivery to all major manufacturing regions
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🧠 Expert assistance with BOM validation and part matching
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📦 Support for low-volume prototyping and full production runs
Whether you’re launching a new design or maintaining legacy systems, DRex is your trusted partner for hard-to-find and mission-critical components like the LPC1764FBD100.
📩 Get a fast quote for LPC1764FBD100
🔍 Or explore more ARM-based microcontrollers
Conclusion
The LPC1764FBD100 is a high-performance, connectivity-rich Cortex-M3 microcontroller ideal for embedded applications requiring USB, CAN, Ethernet, and real-time control. With its 256 KB Flash, 32 KB SRAM, and wide I/O support, it strikes a perfect balance for industrial, networked, and consumer applications.
With DRex Electronics as your sourcing partner, you gain access to trusted global inventory, technical support, and supply chain assurance for your embedded projects.
