MSP430F423IPM - 8MHz 16-Bit MCU with 3 ADCs | Texas Instruments
MPN： MSP430F423IPM ✓ 啟用中MSP430F423IPM 概覽
A mixed-signal microcontroller is an embedded-control IC that combines a digital processor with analog or specialized sensing peripherals. In the broader electronics hierarchy, MSP430F423IPM belongs to the microcontroller class, then embedded processors, then semiconductor devices. Its integrated ADC channels reduce external signal-chain requirements, while the LCD interface supports compact instrumentation, metering, portable measurement, and industrial control panels.
Key features include an 8 MHz maximum clock, three 16-bit sigma-delta ADCs, 8 KB Flash, 256 B RAM, 48 I/O ports, and a 2.7 V to 3.6 V supply range. The device also provides five power-saving modes, standby wake-up in less than 6 microseconds according to the verified distributor data, and a frequency-locked loop. These features support designs that need deterministic embedded control while limiting energy use during inactive periods.
The MSP430 CPU16 uses a 16-bit RISC architecture with a stated 125 ns instruction-cycle time. Its mixed-signal peripherals are intended for sensors and low-bandwidth analog measurements where a sigma-delta ADC is appropriate. The integrated 128-segment LCD support is especially useful for meter, sensor, and handheld-instrument designs that need local numeric or graphical feedback without a separate display controller.
Typical applications include low-power sensor nodes, industrial panel meters, portable measurement equipment, environmental monitoring, battery-powered instruments, and LCD-based control interfaces. The 48 I/O ports provide flexibility for external sensors, switches, indicators, communication interfaces, and actuators. The 2.7 V to 3.6 V operating supply range aligns the MCU with common 3.3 V embedded systems, while the 8 MHz clock supports control-loop and measurement-management tasks.
For PCB design, preserve the package pin assignments and follow the manufacturer datasheet for decoupling, analog routing, LCD drive connections, and exposed or unused-pin treatment. Treat ADC signal conditioning, reference stability, and low-power transition sequencing as important validation points. Because the verified data does not provide a complete pin-level table, do not infer pin names from package position alone.
This page combines the verified manufacturer product data, distributor specifications, lifecycle information, and practical application guidance. It also distinguishes verified facts from missing parameters and avoids presenting unverified electrical, pricing, or pinout values as datasheet specifications.
直接替換替代品，適用於 MSP430F423IPM — 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： MSP430F423IPM （相同外形與佔位） — 差異在於 Supply Voltage Range, ADC Resolution, Package, Communication Interfaces, Core Processor.
MSP430F423AIPM
✅ 直接替換📋 參考替代品（不在目錄中）
MSP430F423IPMR
✅ 直接替換📋 參考替代品（不在目錄中）
MSP430F1491IPMR
✅ 直接替換聯絡詢價
查看資料表 →MSP430F149IPMR
✅ 直接替換聯絡詢價
查看資料表 →MSP430G2553IPW28
✅ 直接替換✗ 缺貨
$0.7232 / 單位
查看資料表 →MSP430F423IPM 最大額定值與電氣特性
| Product Type | 16-bit mixed-signal microcontroller |
| Maximum Clock Speed | 8 MHz |
| CPU Architecture | 16-bit RISC |
| Instruction Cycle Time | 125 ns |
| Flash Memory | 8 KB |
| RAM | 256 B |
| ADC Count | 3 |
| ADC Resolution | 16-bit |
| ADC Type | Sigma-delta |
| LCD Support | 128-segment LCD |
| I/O Ports | 48 |
| Supply Voltage Range | 2.7 V to 3.6 V |
| Operating Range | Industrial |
| Power-Saving Modes | 5 |
| Standby Wake-Up Time | Less than 6 microseconds |
| Frequency-Locked Loop | FLL+ |
| 封裝 | 64-LQFP (10x10 mm) |
| 安裝類型 | Surface mount |
| 生命週期狀態 | Active |
MSP430F423IPM 64-lqfp (10x10 mm) 腳位配置指南
MSP430F423IPM（64-lqfp (10x10 mm) 封裝）的腳位配置。 此類比元件具有輸入、輸出與電源腳位。偏移歸零、補償與致能腳位配置請參閱製造商資料表。適用於訊號調理與放大器電路。
無詳細腳位定義資料： MSP430F423IPM.
請參閱 資料表 以查看完整腳位配置。
典型應用
MSP430F423IPM 適用於 6 應用s: Low-Power Sensor Instrumentation, Industrial Panel Meters, Environmental Monitoring, Portable Measurement Equipment, Battery-Powered Metering, LCD-Based Control Interface.
Low-Power Sensor Instrumentation
MSP430F423IPM fits low-power sensor instrumentation because it combines three 16-bit sigma-delta ADCs with a 16-bit RISC CPU and five power-saving modes. The 2.7 V to 3.6 V supply range fits common 3.3 V systems, while standby wake-up in less than 6 microseconds supports duty-cycled measurement. A typical design uses the MCU to acquire sensor channels, process the readings, and update a local display only when needed. The 8 MHz clock provides control and data-management capability without relying on a separate processor. Because the verified data does not specify input impedance, reference voltage, or ADC acquisition timing, those values must be taken from the current manufacturer datasheet before final analog design.
推薦
Industrial Panel Meters
MSP430F423IPM is well suited to compact industrial panel meters because it provides a 128-segment LCD interface, 48 I/O ports, three 16-bit sigma-delta ADCs, and a 2.7 V to 3.6 V supply range. The MCU can acquire process-voltage or sensor information, perform scaling and filtering in firmware, and drive the meter display without requiring a separate LCD controller. Five power-saving modes can reduce activity when the instrument is not being read continuously. The 64-LQFP package provides a defined surface-mount footprint, while the industrial operating-range designation supports industrial-oriented designs. Actual LCD glass compatibility, segment drive voltage, and electrical limits must be checked in the exact datasheet and display documentation.
推薦
Environmental Monitoring
MSP430F423IPM can serve as the controller in an environmental-monitoring node that periodically reads sensors and presents local information on an LCD. Its three 16-bit sigma-delta ADCs are useful for low-bandwidth analog measurement channels, while the 8 MHz MSP430 CPU handles sampling control, filtering, threshold decisions, and data formatting. The five low-power modes and less-than-6-microsecond standby wake-up statement support duty-cycle strategies for battery-operated or remotely powered systems. A practical design can disable the display and unused peripherals between measurements, then wake the MCU for a new conversion cycle. Sensor excitation, ADC input conditioning, calibration coefficients, and enclosure-related temperature behavior are not specified in the verified data and require application-level design.
推薦
Portable Measurement Equipment
MSP430F423IPM supports portable measurement equipment when a product needs local sensing, a compact display, and restrained energy use. The 16-bit RISC CPU and three 16-bit sigma-delta ADCs can be used for sensor acquisition and measurement processing, while the 128-segment LCD interface reduces the display-controller burden. The 2.7 V to 3.6 V operating range is compatible with many 3.3 V portable architectures, subject to the complete power-budget design. Five power-saving modes allow firmware to reduce activity during idle periods, and the verified standby wake-up figure is less than 6 microseconds. Designers should verify LCD glass requirements, ADC settling behavior, battery chemistry, and regulator dropout using the manufacturer datasheet rather than relying on the product summary alone.
推薦
Battery-Powered Metering
MSP430F423IPM is appropriate for battery-powered metering when the design values low active current and rapid wake-up. The five power-saving modes, 256 B RAM, 8 KB Flash, and integrated LCD support allow a compact controller to alternate between measurement, display, and standby states. The three 16-bit sigma-delta ADCs can support multiple low-bandwidth sensing channels, while the 48 I/O ports provide connections for buttons, indicators, and external interfaces. A practical firmware strategy is to configure the required peripherals, take measurements, update the LCD, then return the device to a low-power state. The verified data does not provide active or standby current values, regulator efficiency, or battery-life estimates, so those figures must be obtained from the current datasheet and measured in the final system.
推薦
LCD-Based Control Interface
MSP430F423IPM can act as the central controller for an LCD-based operator interface because it combines 128-segment LCD support with 48 I/O ports and an 8 MHz 16-bit RISC CPU. Firmware can read front-panel controls, update the display, supervise external sensors, and coordinate simple actuator signals. The 2.7 V to 3.6 V supply range permits integration with common embedded logic, while the five power-saving modes can reduce display and control activity when the panel is idle. The 64-LQFP footprint is appropriate for a dedicated controller board, but LCD segment drive characteristics and pin multiplexing must be checked against the exact pin table. Do not infer LCD voltage, bias, or segment assignment from the 128-segment feature alone.
推薦
推薦產品摘要
工程參考資料，適用於 MSP430F423IPM — 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 | MSP430F423AIPM | MSP430F423IPMR | MSP430F1491IPMR |
|---|---|---|---|---|
| Product Type | 16-bit mixed-signal microcontroller | Related MSP430 microcontroller | Related MSP430F423 ordering variant | Related MSP430-family MCU |
| Package | 64-LQFP (10x10 mm) | 64-LQFP (10x10 mm) | 64-LQFP (10x10 mm) | 64-LQFP |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
主要差異化特點
- Integrated sensing and display resources (對比MSP430F1491IPMR)
- 8 MHz 16-bit control platform (對比MSP430F423AIPM)
- Compact 64-LQFP integration (對比MSP430G2553IPW28)
設計說明
Use the manufacturer pin table as the authoritative source for the 64-LQFP footprint, because the verified distributor data confirms the package and pin count but does not provide individual pin names. Place decoupling and support components according to the current datasheet layout guidance, keep sensitive analog routing away from switching nodes, and preserve a clean return path for the ADC and LCD circuitry. Do not infer analog, LCD, or ground assignments from package position alone.
The verified operating range is 2.7 V to 3.6 V, so design the supply and external interface levels around that range. Check regulator tolerance, startup behavior, and current budget against the complete system rather than relying only on the nominal 3.3 V use case. For battery-powered designs, measure active, idle, and standby current in firmware because the supplied data does not provide numeric current values.
The five power-saving modes and less-than-6-microsecond standby wake-up specification can support duty-cycled sensing. Configure unused peripherals and LCD segments for the lowest applicable power state, then wake the MCU for scheduled measurements. Validate wake timing, display settling, sensor recovery, and ADC sampling behavior in the final firmware because these application-level timings are not fully specified in the verified web data.
Keep analog sensor inputs short, properly referenced, and separated from fast digital or switching signals. The verified data confirms three 16-bit sigma-delta ADCs but does not provide input impedance, reference requirements, or acquisition timing, so use the manufacturer electrical characteristics to select series resistance, filtering, and grounding. Validate offset, gain, noise, and calibration across the intended operating range.
合規資訊
The verified product data identifies the device as an industrial-range microcontroller and does not provide RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. Verify current compliance documents with Texas Instruments or the authorized distributor.
