MSP430F148IPM - 8MHz 16-bit MCU, 48KB Flash, 12-bit ADC
MPN： MSP430F148IPM ✓ 啟用中MSP430F148IPM 概覽
The MSP430F148IPM is designed for low-power embedded applications where energy efficiency, compact integration, and deterministic control matter. Its 8 MHz maximum clock speed supports firmware execution, timer-based control, serial communication, and analog signal acquisition without requiring a separate analog front end for basic measurement tasks. The integrated 12-bit ADC is useful for monitoring battery voltage, temperature sensors, analog control loops, and industrial process signals. A comparator and hardware multiplier broaden the device's suitability for mixed-signal designs that need simple sensing, threshold detection, or efficient arithmetic operations.
Key features include 48 KB of Flash memory for firmware storage, 2 KB of SRAM for working memory, two USART-capable serial interfaces, SPI support, a 12-bit ADC, and a comparator. The 16-bit MSP430 architecture uses 16-bit registers and constant generators to improve code efficiency for embedded control workloads. The device also provides low-power operating modes for systems that spend substantial time waiting for external events or conserving battery energy.
Typical applications include battery-powered instrumentation, industrial sensor nodes, portable measurement equipment, building controls, and embedded motor or process controllers. The 12-bit ADC allows the MSP430F148IPM to combine sensing and control in one package, while SPI and UART simplify connection to displays, sensors, data loggers, and external transceivers. The 64-pin LQFP package provides access to the device's broad GPIO and peripheral complement while remaining compatible with conventional leaded-board assembly.
Designers should check the datasheet for the exact pin assignments, power sequencing requirements, peripheral multiplexing, and recommended external components before layout. Pay particular attention to analog-input filtering, ADC reference and source impedance, UART signal levels, and decoupling when the MCU operates near its maximum clock frequency. The MSP430F148IPM is therefore best understood as a flexible mixed-signal MCU platform rather than only a general-purpose controller.
This page consolidates the verified manufacturer and distributor details, identifies same-package MSP430 family drop-in candidates, compares electrical and packaging characteristics, and adds practical design guidance for engineers evaluating the MSP430F148IPM for embedded control, analog measurement, and low-power products.
直接替換替代品，適用於 MSP430F148IPM — 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： MSP430F148IPM （相同外形與佔位） — 差異在於 Package, Comparator, Supply Voltage Range, ADC Resolution, Flash Memory.
MSP430F149IPM
✅ 直接替換聯絡詢價
查看資料表 →MSP430F156IPM
✅ 直接替換📋 參考替代品（不在目錄中）
MSP430F149IPMR
✅ 直接替換聯絡詢價
查看資料表 →MSP430F156IPMR
✅ 直接替換📋 參考替代品（不在目錄中）
MSP430F133IPM
✅ 直接替換聯絡詢價
查看資料表 →MSP430F148IPM 最大額定值與電氣特性
| CPU Architecture | 16-bit MSP430 RISC |
| 最大時脈頻率 | 8 MHz |
| Flash Memory | 48 KB |
| SRAM | 2 KB |
| ADC Resolution | 12 bit |
| Comparator | Integrated |
| Serial Interfaces | SPI and UART |
| USART Count | 2 |
| Supply Voltage Range | 2.5 V to 3.3 V |
| 工作溫度範圍 | -40°C to 85°C |
| 封裝 | 64-pin LQFP (PM), 10 x 10 mm |
| 安裝類型 | Surface Mount |
MSP430F148IPM 64-pin lqfp (pm), 10 x 10 mm 腳位配置指南
MSP430F148IPM（64-pin lqfp (pm), 10 x 10 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： MSP430F148IPM.
請參閱 資料表 以查看完整腳位配置。
典型應用
MSP430F148IPM 適用於 6 應用s: Industrial Sensor Node, Battery-Powered Measurement Instrument, Data Logger with SPI Flash, Building and Environmental Controller, Portable Medical Monitoring Module, Low-Power Remote Controller.
Industrial Sensor Node
The MSP430F148IPM fits industrial sensor nodes that combine low-power acquisition and local control. Its 12-bit ADC can read conditioned sensors, while the comparator supports threshold detection and the 8 MHz core handles filtering, calibration, and control logic. The 48 KB Flash accommodates firmware, lookup tables, and communication routines, and 2 KB SRAM is available for buffers and variables. SPI or UART can connect a sensor, local display, or gateway. The -40°C to 85°C operating range is useful for industrial equipment, although the final enclosure, regulator, isolation, and surge requirements remain application-specific.
推薦
Battery-Powered Measurement Instrument
The MSP430F148IPM is suitable for portable measurement instruments where an 8 MHz control loop, analog conversion, and low-power operation must coexist in one device. The 12-bit ADC measures battery voltage, resistive sensors, or external analog front-end outputs, while 48 KB Flash supports firmware and calibration tables. Its low-power MSP430 architecture can reduce average consumption by spending more time in standby and waking for measurements. UART provides a straightforward connection to a host computer or data logger. Designers should quantify current using the exact power mode and clock conditions from the manufacturer datasheet, because battery life also depends on display, sensor, and regulator loads.
推薦
Data Logger with SPI Flash
The MSP430F148IPM can act as the control processor in a compact data logger by using its ADC for periodic sampling and its SPI interface to transfer records to external nonvolatile memory. The 8 MHz CPU provides enough throughput for sensor conditioning, timestamps, buffering, and basic file-management logic, while 48 KB Flash holds the application firmware. Two USART-capable interfaces allow connection to a host or configuration terminal alongside SPI. During design, verify SPI operating mode, maximum clock rate, pin multiplexing, and DMA or buffer requirements in the manufacturer documentation. Use a brownout-aware power design so logged data is not corrupted during battery removal.
推薦
Building and Environmental Controller
The MSP430F148IPM is appropriate for building controls that monitor environmental inputs and operate relays, displays, or communications equipment. Its 12-bit ADC can sample temperature, humidity, or occupancy-sensor outputs, while the comparator supports simple threshold events. The 48 KB Flash stores application logic and schedules, and the 2 KB SRAM can hold transient state for multiple I/O loops. UART or SPI provides connectivity to a panel network or central controller. Designers must plan relay isolation, inductive-load suppression, grounding, and fail-safe behavior around the MCU, since the microcontroller's 2.5 V to 3.3 V domain cannot directly interface with many higher-voltage loads.
推薦
Portable Medical Monitoring Module
The MSP430F148IPM can support compact medical monitoring modules that require acquisition, event detection, and a low-power embedded controller in a small package. The 12-bit ADC and comparator can process suitable sensor signals, while the 8 MHz core performs filtering and control. Its 48 KB Flash and 2 KB SRAM support embedded firmware without requiring external memory for moderate applications. SPI and UART simplify connection to sensors and a host processor. However, medical use requires a complete quality and risk assessment; the MCU's verified operating range alone does not establish clinical, electrical-safety, or regulatory compliance. Analog isolation, patient protection, calibration, and alarm behavior must be validated at the system level.
推薦
Low-Power Remote Controller
The MSP430F148IPM works well as a low-power remote controller for equipment that combines local button or sensor input with a serial command link. Its low-power operating options can reduce consumption between user events, and the 8 MHz core is sufficient for debouncing, menu logic, status handling, and protocol processing. The 12-bit ADC can support analog controls or battery measurement, while SPI and UART enable different peripheral arrangements. The 64-LQFP package offers many externally accessible pins for indicators and interlocks. Firmware should use the manufacturer's recommended low-power wake-up procedure, and the PCB should preserve clean analog and digital grounding around the ADC and communication interfaces.
推薦
推薦產品摘要
工程參考資料，適用於 MSP430F148IPM — 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 | MSP430F149IPM | MSP430F156IPM | MSP430F149IPMR | MSP430F156IPMR | MSP430F133IPM |
|---|---|---|---|---|---|---|
| Package | 64-LQFP (PM) 10x10 mm | 64-LQFP (PM) 10x10 mm | 64-LQFP (PM) 10x10 mm | 64-LQFP (PM) 10x10 mm | 64-LQFP (PM) 10x10 mm | 64-LQFP (PM) 10x10 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
主要差異化特點
- Provides an established 48 KB Flash and 2 KB SRAM configuration in a 64-pin LQFP (對比MSP430F149IPM)
- Combines 8 MHz processing with integrated 12-bit ADC and comparator (對比MSP430F133IPM)
- Uses the same 64-LQFP mechanical family as listed MSP430 alternatives (對比MSP430F156IPM)
- Supports a verified 2.5 V to 3.3 V operating range and -40°C to 85°C ambient specification (對比MSP430F149IPMR)
設計說明
Route the MSP430F148IPM analog inputs away from UART, SPI, switching-regulator, and high-current digital traces. Provide local supply bypassing close to the device and preserve a continuous ground reference beneath and around the 64-pin LQFP. Because the supplied excerpts do not include the complete package pin table, verify every analog, reference, reset, and communication assignment against the official datasheet and package drawing before releasing the PCB.
Design the 2.5 V to 3.3 V supply rail with startup, transient, and brownout behavior appropriate to the MSP430F148's operating mode. Place decoupling capacitance at the supply pins using the manufacturer's recommended values and layout, and avoid routing switching-node currents through the analog ground path. The final power budget should include MCU active and standby current, analog circuitry, sensors, and communication interfaces; exact power-mode currents must be taken from the datasheet rather than estimated from generic MCU data.
Do not substitute an MSP430 family member solely because it uses a 64-LQFP package. Pin multiplexing, ADC channels, timers, USART counts, interrupt vectors, memory size, and clock requirements may differ even when the mechanical footprint matches. For MSP430F149IPM, MSP430F156IPM, or MSP430F133IPM substitutions, review the manufacturer device documentation, rebuild or retarget the firmware, and verify all board-level peripheral assignments before production.
For SPI links, use short controlled-impedance traces and confirm the maximum peripheral clock supported by the selected MSP430 device and slave. For UART links, account for logic levels, cable length, grounding, and any required transceiver rather than driving a long cable directly from the MCU. Series damping or a source-terminated arrangement may be appropriate for a faster SPI net, but actual edge rates and topology must be validated with measurements.
合規資訊
The supplied Verified Web Data confirms the MSP430F148IPM specifications, package, ordering information, and operating range but does not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. These fields remain unknown rather than being inferred.
