MSP430F439IPN - 8MHz 16-Bit MCU with 60KB Flash | Texas Instruments
부품 번호: MSP430F439IPN ✓ 활성MSP430F439IPN 개요
A mixed-signal microcontroller is an embedded controller that combines a digital processor with analog and communication peripherals. The MSP430 architecture belongs to the microcontroller, embedded-controller, and semiconductor hierarchies and uses a 16-bit RISC processor with 16-bit registers. This allows the MSP430F439 to acquire analog measurements, process data, and communicate through serial interfaces while retaining multiple low-power operating modes for battery-powered equipment.
Principal features include an 8 MHz maximum clock, 60 KB of Flash memory, 2 KB of SRAM, 48 I/O pins, a 12-bit ADC, an analog comparator, SPI and UART connectivity, and a 128-segment LCD controller. Five power-saving modes are available, supporting applications in which the controller must remain responsive while minimizing energy consumption. The broad peripheral set reduces the need for external analog, interface, and display-support devices in compact designs.
The 16-bit CPU16 architecture is suitable for sensor acquisition, signal conditioning, control loops, and local data handling. The integrated 12-bit ADC provides the measurement channel needed for battery, industrial process, or portable diagnostic equipment, while the comparator supports threshold-based sensing. SPI and UART provide paths to external sensors, transceivers, storage devices, and service interfaces without requiring a dedicated communications controller.
Typical applications include portable environmental monitors, industrial process-control panels, battery-powered test instruments, multi-channel sensor acquisition systems, data loggers, and embedded metering products. A dedicated 128-segment LCD controller is particularly useful for local numerical or status displays, allowing measured values and operating states to be shown without an additional display controller.
Designers should review the device's power-mode timing, analog-input requirements, and I/O assignments in the manufacturer datasheet. Keep analog and digital return paths organized, place input filtering close to the device, and confirm external-component requirements for the selected precision reference and operating voltage. The 80-pin LQFP footprint also requires adequate board area and careful fanout for the analog, communications, display, and debug connections.
This product overview combines the manufacturer device specifications, package details, functional architecture, application guidance, and drop-in comparison information in one engineering-focused reference. It is intended to help engineers identify whether the MSP430F439IPN provides the required memory, analog resources, display support, interfaces, and low-power behavior before completing a PCB or firmware design.
드롭인 대체품: MSP430F439IPN — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: MSP430F439IPN (동일 폼 팩터 및 풋프린트) — 차이점: Package, SRAM.
MSP430FG439IPN
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
MSP430F438IPN
✅ 드롭인가격 문의
데이터시트 보기 →MSP430F439IPN 최대 정격 & 전기적 특성
| Product Type | 16-bit mixed-signal microcontroller |
| Processor Core | MSP430 CPU16 |
| Architecture | 16-bit RISC |
| Maximum Clock Speed | 8 MHz |
| Flash Program Memory | 60 KB (60K x 8 + 256 B) |
| SRAM | 2 KB (2K x 8) |
| Number of I/O Pins | 48 |
| ADC Resolution | 12 bit |
| Analog Peripheral | Comparator |
| Serial Interfaces | SPI and UART |
| LCD Support | 128-segment LCD |
| Number of Low-Power Modes | 5 |
| Wake-Up from Standby | Less than 1 us |
| Off Mode Current with RAM Retention | 0.1 uA |
| 패키지 | 80-LQFP (PN), 12 mm x 12 mm |
| 실장 유형 | Surface mount |
| Packaging | Tray |
MSP430F439IPN 80-lqfp (pn), 12 mm x 12 mm 핀 구성 가이드
MSP430F439IPN(80-lqfp (pn), 12 mm x 12 mm 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.
다음에 대한 상세 핀아웃 데이터 없음: MSP430F439IPN.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
MSP430F439IPN 적합 용도: 6 애플리케이션s: Portable Environmental Monitor, Industrial Process-Control Panel, Battery-Powered Data Logger, Precision Test Instrument, Smart Sensor Interface, LCD-Equipped Metering Device.
Portable Environmental Monitor
The MSP430F439IPN fits portable environmental monitoring because it combines an 8 MHz 16-bit core, a 12-bit ADC, a comparator, and five low-power modes in one 80-LQFP device. The microcontroller can sample sensors, apply filtering or compensation, and manage wake intervals for extended battery operation. Its 60 KB Flash supports firmware and calibration tables, while 2 KB of SRAM provides working space for acquisition and control logic. The integrated 128-segment LCD controller also enables local readings without another display controller.
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Industrial Process-Control Panel
The MSP430F439IPN suits industrial process-control panels that combine analog measurement, local display, and serial communications. Its 12-bit ADC and comparator support sensor inputs and threshold supervision, while 48 I/O pins provide connections for switches, indicators, actuators, and interface logic. SPI and UART allow connection to local transceivers or service equipment, and the 128-segment LCD controller supports real-time process values. The 80-LQFP package provides ample routing options for mixed analog and digital signals.
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Battery-Powered Data Logger
The MSP430F439IPN can serve as the control and acquisition core of a battery-powered data logger. Its five low-power modes, less-than-1-microsecond standby wake-up, and 0.1-microamp off-mode current with RAM retention favor designs that spend most of their time asleep. The 8 MHz CPU provides enough throughput for local measurement processing, while SPI can connect to serial flash and UART can support configuration or telemetry. The 128-segment LCD permits a compact operator interface when local status display is useful.
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Precision Test Instrument
The MSP430F439IPN is appropriate for compact test and measurement instruments where signal acquisition, calibration, and a local display are needed. Its 12-bit ADC supports analog measurement, the 16-bit RISC processor supports calibration and control algorithms, and 2 KB of RAM accommodates working data. SPI and UART permit connection to precision converters, external memory, or a host interface. The integrated 128-segment LCD controller provides a clear numerical readout in a compact, low-component-count design.
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Smart Sensor Interface
The MSP430F439IPN works well as a smart sensor interface for connected industrial, building, and equipment-monitoring products. It can acquire sensor data through its 12-bit ADC, evaluate thresholds through the comparator, and expose measurements through SPI or UART. Five low-power modes help reduce consumption in duty-cycled installations, while the 60 KB Flash and 2 KB SRAM support protocol handling and local configuration. The LCD controller can provide immediate status feedback at a local service point.
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LCD-Equipped Metering Device
The MSP430F439IPN is a strong fit for metering equipment that must display measurements locally while communicating with an external system. Its dedicated 128-segment LCD controller reduces the need for an additional display driver, and the 12-bit ADC handles sensor inputs. SPI and UART provide expandable storage and service connectivity, while the 16-bit CPU performs scaling, limits processing, and status logic. The 80-LQFP package offers enough pins for display, sensing, communication, and configuration functions.
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추천 제품 요약
엔지니어링 참조 데이터: MSP430F439IPN — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | MSP430FG439IPN | MSP430F438IPN |
|---|---|---|---|
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Package | 80-LQFP (12x12) | 80-LQFP (12x12) | 80-LQFP (12x12) |
주요 차별점
- Integrated 128-segment LCD controller (vs MSP430FG439IPN)
- Complete mixed-signal peripheral integration (vs MSP430F438IPN)
- Low-power portable measurement capability (vs MSP430FG439IPN)
설계 노트
Route analog inputs away from high-current switching nodes and digital clock traces. Place the input-conditioning network close to the associated pins, maintain a continuous ground reference for the analog domain, and use the manufacturer pin descriptions to identify analog and digital supply pins. In an 80-LQFP layout, preserve via access to every ground and power pin rather than relying only on perimeter routing.
Review the Electrical Characteristics table for operating voltage, analog-reference requirements, and current limits before selecting the supply network. The five low-power modes can reduce average consumption, but the power architecture also depends on sensor load, LCD utilization, clock selection, and time spent in active mode. Validate the complete sleep-and-wake cycle rather than estimating battery life from standby current alone.
Keep SPI, UART, and LCD-related routes away from sensitive analog inputs where practical, and provide a clear ground-return path beneath high-speed digital activity. Because the 80-LQFP package has fine-pitch leads on all four sides, inspect the manufacturer land pattern and pin-1 orientation during CAD review. Confirm that the board accommodates the 12 mm by 12 mm footprint and the required assembly and test clearances.
Do not treat a shared package name as proof that two MSP430 variants are interchangeable. Verify pin functions, ADC channels, memory organization, display capability, clock behavior, supply limits, and device-specific errata before replacing MSP430F439IPN. Firmware should also be tested at the intended operating voltage and temperature, especially when the alternate device changes low-power or LCD behavior.
규정 준수 정보
The device is an industrial and commercial mixed-signal microcontroller rather than an automotive-qualified variant. Specific RoHS, REACH, lead-free, halogen-free, and conflict-minerals statements require confirmation from the manufacturer product documentation.
