LPC1759FBD80Y - 120MHz Cortex-M3 MCU | NXP
MPN： LPC1759FBD80Y ✓ 啟用中LPC1759FBD80Y 概覽
What is a microcontroller? A microcontroller is a semiconductor device that combines a processor core, programmable memory, and peripherals in one integrated circuit. The LPC1759 belongs to the Cortex-M3 microcontroller -> embedded processor -> semiconductor hierarchy. Its integrated communications and conversion peripherals reduce external component count in embedded control systems, while the 80-pin package exposes a broad set of I/O and bus signals.
The LPC1759's headline capabilities combine a 120 MHz operating frequency with 512 kB flash and 64 kB data memory. Its peripheral set includes USB, CAN, UART, SSP, SPI, I2C, I2S, ADC, DAC, PWM, and quadrature encoding functions. The manufacturer describes the device as a high-performance Cortex-M3 MCU intended for embedded applications requiring substantial processing speed and broad connectivity.
The MCU is based on the ARM Cortex-M3 core and supports a scalable-mainstream embedded architecture. At 120 MHz, it is suited to control loops, communication gateways, data acquisition, motor-control systems, and USB-connected equipment. The integrated 12-bit ADC and DAC support mixed-signal designs, while CAN and multiple serial interfaces support industrial and communications-oriented equipment.
Typical applications include industrial automation, USB data acquisition, motor control, CAN-connected embedded controllers, communications equipment, and general-purpose embedded control. The 80-pin LQFP package is useful when a design requires more pins than smaller packages provide, while still supporting automated board assembly and visual inspection.
Designers should verify the exact pin multiplexing, power requirements, clock configuration, and peripheral electrical limits against the NXP product documentation before layout. USB, CAN, analog, and high-speed digital signals require careful grounding, decoupling, and routing. The 12 x 12 mm package also requires adequate copper and thermal design for reliable assembly.
This page combines verified NXP and distributor information with practical engineering context, interface selection guidance, sourcing links, and a qualified comparison of available information. It is intended to help engineers evaluate the LPC1759FBD80Y for embedded-control designs without replacing the manufacturer datasheet.
直接替換替代品，適用於 LPC1759FBD80Y — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： LPC1759FBD80Y （相同外形與佔位） — 差異在於 DAC, Package, ADC, Maximum CPU Frequency, Architecture.
LPC1758FBD80
✅ 直接替換📋 參考替代品（不在目錄中）
LPC1768FBD100
✅ 直接替換📋 參考替代品（不在目錄中）
LPC1788FBD208
✅ 直接替換📋 參考替代品（不在目錄中）
LPC1768FBD100K
✅ 直接替換聯絡詢價
查看資料表 →LPC1788FBD208K
✅ 直接替換聯絡詢價
查看資料表 →LPC1759FBD80Y 最大額定值與電氣特性
| Core | ARM Cortex-M3 |
| Architecture | 32-bit RISC |
| Maximum CPU Frequency | 120 MHz |
| Flash Memory | 512 kB |
| Data Memory | 64 kB |
| 供應電壓 | 2.5 V to 3.3 V |
| 封裝 | 80-pin LQFP, 12 x 12 mm |
| USB Interfaces | USB Device, USB Host, USB OTG |
| DMA Controller | 8 channels |
| UART Interfaces | 4 |
| CAN Interfaces | 2 channels |
| SSP Interfaces | 2 |
| SPI Interfaces | 1 |
| I2C Interfaces | 2 |
| ADC | 8-channel, 12-bit |
| DAC | Integrated DAC |
| Motor-Control PWM | Integrated motor-control PWM |
| Quadrature Encoder Interface | Integrated quadrature encoder interface |
| 安裝類型 | Surface Mount |
| Terminal Count | 80 pins |
LPC1759FBD80Y 80-pin lqfp, 12 x 12 mm 腳位配置指南
LPC1759FBD80Y（80-pin lqfp, 12 x 12 mm 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： LPC1759FBD80Y.
請參閱 資料表 以查看完整腳位配置。
典型應用
LPC1759FBD80Y 適用於 7 應用s: Industrial Automation Controller, USB Data-Acquisition System, Motor-Control and Encoder Interface, CAN Communication Gateway, Communications Equipment, Mixed-Signal Embedded Control, USB-C Connected Embedded Device.
Industrial Automation Controller
The LPC1759FBD80Y fits industrial automation equipment that needs a fast control processor and several communication paths. Its 120 MHz ARM Cortex-M3 core supports responsive control logic, while four UARTs and two CAN channels provide connectivity to sensors, operator interfaces, drives, and remote modules. The eight-channel DMA controller can move data between peripherals and memory, reducing processor involvement in repeated transfers. The 80-pin LQFP package exposes enough connections for mixed digital and analog designs. The designer should still verify industrial temperature requirements, EMC constraints, isolation, and safety circuitry in the final system.
推薦
USB Data-Acquisition System
The LPC1759FBD80Y is suitable for USB-connected data-acquisition equipment because it integrates USB Device, USB Host, and USB OTG functionality alongside an eight-channel 12-bit ADC. The 120 MHz processor can format measurements, manage buffers, and respond to host commands, while DMA can automate peripheral transfers. In a typical design, sensor signals enter through protected analog front ends, are sampled by the ADC, processed in firmware, and sent over USB. Designers should follow the NXP USB electrical requirements, use controlled-impedance routing, provide correct decoupling, and verify analog grounding and calibration behavior.
推薦
Motor-Control and Encoder Interface
The LPC1759FBD80Y can serve as the central controller for a motor-control subsystem because NXP identifies integrated motor-control PWM and a quadrature encoder interface. The 120 MHz Cortex-M3 core is appropriate for executing control algorithms, while the PWM outputs can generate commanded drive signals and the encoder interface can monitor position-related quadrature signals. The integrated ADC can sample current or position feedback when the board provides suitable conditioning. Layout must separate analog current sensing from switching power stages, use appropriate isolation and protection, and verify timer pin multiplexing before committing to a PCB footprint.
推薦
CAN Communication Gateway
The LPC1759FBD80Y is a strong candidate for a CAN communication gateway because it provides two CAN channels and four UARTs in a single 120 MHz MCU. The gateway can bridge a CAN network to serial equipment, filter or transform messages, log diagnostics, and provide host connectivity through USB or another serial interface. The integrated DMA controller is useful for buffering message traffic and reducing interrupt overhead. A production design must include the correct CAN transceiver, termination, protection, isolation strategy, and EMC layout. Firmware should also include bus-off recovery and fault-management behavior because the MCU alone does not provide the physical transceiver.
推薦
Communications Equipment
The LPC1759FBD80Y supports communications equipment requiring several serial interfaces and moderate embedded processing. Two SSP channels, SPI, two I2C channels, I2S, four UARTs, USB, and CAN provide a broad interface mix for protocol conversion, local control, audio support, and data transport. The 512 kB flash and 64 kB data memory are useful for firmware buffers and protocol state, while DMA helps maintain throughput on repetitive transfers. The design should map every peripheral to its required pins, keep clock and power distribution clean, and verify timing margins at the intended 120 MHz operating condition.
推薦
Mixed-Signal Embedded Control
The LPC1759FBD80Y is suitable for mixed-signal embedded-control products that combine sensor acquisition with real-time processing. Its eight-channel 12-bit ADC can sample conditioned analog inputs, its DAC can generate control or test waveforms, and the 120 MHz core can execute filtering, calibration, and supervisory functions. The MCU also includes multiple serial interfaces for external sensors and actuators. Because the supplied data does not specify every analog electrical limit, engineers must consult the official datasheet for reference voltage, sample-time, input range, accuracy, and output specifications before finalizing the analog front end and calibration procedure.
推薦
USB-C Connected Embedded Device
The LPC1759FBD80Y can be used in USB-connected embedded devices that need USB connectivity alongside multiple control and communication interfaces. Its USB Device, Host, and OTG support enables flexible host or peripheral roles, while the Cortex-M3 core and 512 kB flash support application firmware and protocol stacks. In a compact product, the MCU can coordinate a control loop, expose configuration data, and communicate with sensors or actuators through UART, CAN, SPI, or I2C. The board design must include USB connector protection, controlled differential routing, suitable ground-plane continuity, and validated firmware support for the selected USB role.
推薦
推薦產品摘要
工程參考資料，適用於 LPC1759FBD80Y — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | LPC1758FBD80 | LPC1768FBD100 | LPC1788FBD208 | LPC1768FBD100K | LPC1788FBD208K |
|---|---|---|---|---|---|---|
| Package | 80-LQFP (12x12) | 80-LQFP package; footprint verification required | 100-LQFP package; not same footprint | 208-LQFP package; not same footprint | 100-LQFP package; not same footprint | 208-LQFP package; not same footprint |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
主要差異化特點
- Broad integrated connectivity (對比LPC1758FBD80)
- 120 MHz Cortex-M3 processing (對比LPC1768FBD100)
- Target-specific package integration (對比LPC1788FBD208)
設計說明
Use the NXP-recommended power and decoupling arrangement for the LPC1759FBD80Y. Because the supplied verified data specifies a 2.5 V to 3.3 V supply and a 120 MHz operating frequency, place local bypass capacitors close to the MCU power pins, keep the ground plane continuous, and isolate analog and digital return paths where practical. Do not infer regulator sizing or capacitor values without the complete electrical-characteristics table and the design's clocking and USB current profile.
Plan the 80-LQFP footprint from the official NXP package drawing and verify pin numbering against the exact LPC1759FBD80Y ordering code. USB differential pairs require short, controlled-impedance routing with a continuous reference plane. CAN traces should be routed according to the transceiver and network-impedance requirements, while ADC and DAC signals should remain away from switching nodes and high-current motor-drive paths. Validate the complete stack-up and manufacturing rules with the board fabricator.
Assign the MCU pins only after reviewing the complete alternate-function matrix. USB, UART, CAN, SSP, SPI, I2C, I2S, ADC, DAC, PWM, encoder, clock, debug, and reset functions may share package pins through the device's peripheral multiplexing. A firmware decision and PCB assignment must be made together; otherwise a design can compile in software but route the wrong signal or lose access to a required debug function.
Do not treat LPC1759FBD80Y and a similarly named LPC17xx device as interchangeable solely because both use an ARM Cortex-M3 core. Check memory capacity, package dimensions, pin count, peripheral availability, supply limits, clocking, and ordering-temperature information. In particular, the verified alternatives include LPC1768FBD100 and LPC1788FBD208, whose package pin counts differ from the target's 80-pin package, so they are not direct PCB drop-in choices without a redesign.
合規資訊
The supplied verified web data does not include explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations for LPC1759FBD80Y.