MSP430F135IPM - 8MHz 16-Bit MCU | Texas Instruments
N.º da peça: MSP430F135IPM ✓ AtivoMSP430F135IPM Visão geral
An ultra-low-power microcontroller is an embedded semiconductor designed to complete control, measurement, and communication tasks while minimizing energy consumption. The MSP430 belongs to the mixed-signal MCU hierarchy, combining a digital processor, analog conversion, timers, and communication peripherals in one integrated circuit. This integration can reduce board size and external component count in battery-operated instruments, industrial sensors, and compact control equipment.
Verified headline features include an 8 MHz operating speed, 16 KB Flash, 512 B SRAM, and a 12-bit ADC. The device also provides a comparator plus SPI and UART interfaces, supporting analog thresholding, sensor interfaces, and peripheral connectivity. According to the Texas Instruments product page, the MSP430F135 is intended for low-power embedded applications where a compact set of mixed-signal peripherals is preferable to a larger general-purpose MCU.
The MSP430F135IPM uses a 16-bit RISC architecture and belongs to TI's MSP430 family of low-power microcontrollers. Its Flash memory supports firmware storage, while the 512-byte SRAM provides working memory for control logic and data handling. The 12-bit ADC is suited to measuring analog sensor outputs, and the comparator can support threshold-based sensing or simple analog decision functions without continuous software polling.
Typical uses include low-power industrial controllers, battery-powered measurement instruments, environmental monitoring nodes, compact data-acquisition systems, and serial-connected embedded products. The combination of Flash, SRAM, ADC, comparator, SPI, and UART provides a practical control platform for designs that need local analog sensing and host-device communication without a high-end application processor.
Designers should verify the exact operating voltage, active and standby current, I/O count, timer configuration, and ADC performance against the manufacturer datasheet before layout. Decoupling, analog grounding, and the separation of sensitive analog traces from fast digital switching are especially important when the ADC is used near noisy power sources. The 64-pin LQFP footprint also requires deliberate thermal and assembly planning if the device operates continuously near its upper temperature limits.
This page consolidates verified manufacturer and distributor information, distinguishes documented facts from parameters that still require datasheet confirmation, and provides practical application guidance that is not limited to a distributor parameter table. It also records the absence of verified drop-in alternatives instead of presenting functional substitutes as pin-compatible replacements.
Alternativas drop-in para MSP430F135IPM — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Nenhuma alternativa drop-in disponível para este produto.
Solicitar alternativasMSP430F135IPM Classificações máximas e características elétricas
| Product Type | 16-bit ultra-low-power mixed-signal microcontroller |
| Frequência máxima de clock | 8 MHz |
| CPU Architecture | 16-bit RISC |
| Flash Memory | 16 KB |
| SRAM | 512 B |
| ADC Resolution | 12 bit |
| Comparator | Integrated |
| Serial Interfaces | SPI and UART |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Off Mode Current with RAM Retention | 0.1 uA |
| Power-Saving Modes | 5 modes |
| I/O Ports | 22 |
| Encapsulamento | 64-pin LQFP (PM), 10 x 10 mm |
| Tipo de montagem | Surface mount |
| Faixa de temperatura de operação | -40 C to +85 C |
| Lifecycle Stage | Active |
Guia de Configuração de Pinos do MSP430F135IPM 64-pin lqfp (pm), 10 x 10 mm
Configuração de pinos para MSP430F135IPM (pacote 64-pin lqfp (pm), 10 x 10 mm). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para MSP430F135IPM.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
MSP430F135IPM é adequado para 6 aplicaçãos: Battery-Powered Environmental Sensor, Compact Industrial Data Logger, Low-Power Measurement Instrument, Smart Power-Supply Controller, Motorized Valve and Actuator Controller, Serial-Connected Embedded Control Module.
Battery-Powered Environmental Sensor
The MSP430F135IPM fits a battery-powered environmental sensor because it combines a 12-bit ADC, comparator, 16 KB Flash, and 512 B SRAM with a low 1.8 V to 3.6 V supply range. The ADC can sample resistive, thermistor, or other conditioned sensor outputs, while the comparator can support threshold-based wake decisions without continuous software activity. Its five power-saving modes and 0.1 uA off-mode current with RAM retention are useful for duty-cycled measurements, provided the designer also minimizes regulator and sensor standby losses. SPI or UART can connect the node to a radio or local data logger. The principal limitation is the 512 B SRAM, so the firmware should use compact buffering and avoid storing large sample histories on the MCU.
Compact Industrial Data Logger
The MSP430F135IPM is suitable for a compact industrial data logger that periodically measures analog inputs and transfers records through a serial link. Its 16 KB Flash provides storage for firmware and a bounded amount of local data, while the 8 MHz 16-bit CPU can handle sampling logic and communication tasks. The 12-bit ADC is more appropriate than a 10-bit converter when modest measurement resolution is required, and the integrated comparator can detect thresholds or fault conditions. UART supports a simple host interface, while SPI can accommodate a higher-rate external storage or sensor device. Deployment should include calibration, watchdog recovery, data-integrity checks, and an industrial input-protection network because the MCU itself is not a surge-protection device.
Low-Power Measurement Instrument
The MSP430F135IPM can serve as the control core of a low-power measurement instrument where an 8 MHz CPU, 12-bit ADC, and compact 64-pin LQFP package balance processing capability with board area. The ADC handles slow or moderate-rate analog measurements, and Flash supports firmware storage without an external program-memory device. The comparator can monitor a reference or threshold signal, while SPI and UART provide paths to displays, external converters, or laboratory equipment. Because SRAM is limited to 512 B, measurement algorithms should stream or immediately encode samples rather than retaining large arrays. Accurate results also depend on a stable reference and quiet analog layout, so ADC input conditioning and reference design remain as important as the nominal 12-bit resolution.
Smart Power-Supply Controller
The MSP430F135IPM is adaptable to a smart power-supply controller when the design needs local monitoring, threshold detection, and serial configuration rather than a high-performance digital power controller. The comparator can monitor feedback or fault signals, the 12-bit ADC can supervise analog operating conditions, and UART or SPI can connect to a supervisory controller. Its low-voltage operation supports compact regulated systems, and the 16 KB Flash is sufficient for dedicated supervisory firmware. The MCU should not be assumed to control high-power switching loops directly; external comparators, drivers, isolation, and compensation may be required. Firmware must also handle startup sequencing, fault latching, and recovery without monopolizing the limited 512 B of SRAM.
Motorized Valve and Actuator Controller
The MSP430F135IPM can support a compact valve or actuator controller that needs local analog feedback, digital I/O, and low-power standby behavior. Its 22 I/O ports provide interfaces for limit switches, position sensing, and control outputs, while the 12-bit ADC can monitor a potentiometer, current signal, or pressure-derived input. SPI or UART allows diagnostics and parameter updates from a service tool. The device operates from 1.8 V to 3.6 V and includes a comparator for threshold detection, making it useful in split-supply designs where the actuator has a separate rail. External drivers, flyback protection, and fault handling are still mandatory. Firmware should use timer-based control and a watchdog because an unattended actuator cannot depend on continuous host supervision.
Serial-Connected Embedded Control Module
The MSP430F135IPM is appropriate for a serial-connected embedded control module that needs flexible pin-level control without the memory cost of a general-purpose MCU. Sixteen KB of Flash holds application firmware, 512 B of SRAM supports lightweight protocols and state tracking, and the UART provides a simple command channel. SPI can be used for a faster peripheral link when required, and the ADC permits mixed-signal input beyond simple digital control. The device can wake from low-power modes to process a measurement or command, then return to standby, improving system efficiency. Developers should confirm peripheral timing and pin multiplexing for the 64-pin PM package in the datasheet and should budget for protocol buffering, boot recovery, and secure firmware-update requirements in deployed modules.
Dados de referência de engenharia para MSP430F135IPM — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto |
|---|---|
| Package | 64-pin LQFP (PM), 10 x 10 mm |
| Brand | Texas Instruments |
| Maximum Clock Frequency | 8 MHz |
| Flash Memory | 16 KB |
| SRAM | 512 B |
| ADC Resolution | 12 bit |
| Supply Voltage Range | 1.8 V to 3.6 V |
| I/O Ports | 22 |
| Operating Temperature Range | -40 C to +85 C |
| Lifecycle Status | Active |
Principais diferenciais
- Integrated mixed-signal resources (vs MSP430F2618TPM)
- Low-voltage operation (vs MSP430A092IPMR)
- Documented memory configuration (vs MSP430F135IPMR)
Notas de projeto
Validate the complete power budget using the exact MSP430F135IPM operating mode, clock frequency, supply voltage, and temperature. The verified 1.8 V to 3.6 V range and 0.1 uA off-mode current with RAM retention are useful boundaries, but they do not include regulator or sensor leakage. Select input and bulk capacitors from the manufacturer recommendations, place them close to the supply pins, and avoid allowing transients on the 1.8 V to 3.6 V rail to exceed the device limits.
Keep analog inputs, the ADC reference path, and the MCU power return in a compact, quiet region of the 64-pin LQFP layout. Route sensitive traces away from SPI, UART, and switching-node traces; use a continuous or carefully filtered ground reference beneath analog sections. Because no verified complete pin map was included in the supplied records, preserve the TI-recommended analog and digital partition and verify every multiplexed analog pin against the PM-package drawing before layout release.
Do not treat 16 KB Flash and 512 B SRAM as interchangeable with the memory resources of larger MSP430 devices, and do not infer that the MSP430F135IPMR is a different functional upgrade. Firmware images must fit the 16 KB program region, and dynamic buffers must remain within the 512 B SRAM limit. For a PCB replacement, also verify that the candidate uses the 64-pin PM footprint and preserves the ADC, comparator, SPI, UART, and port functions rather than relying only on the family name.
Treat the ADC as a mixed-signal system rather than as an isolated 12-bit converter. Use a stable reference, short analog traces, suitable source impedance, and anti-alias filtering selected for the intended measurement bandwidth. The comparator can be useful for threshold sensing, but its behavior and input structure must be taken from the datasheet. Calibration should be included if absolute accuracy matters because ADC resolution alone does not determine total measurement error.
Informações de conformidade
The verified records identify an active industrial-temperature device but do not provide conclusive RoHS, REACH, lead-free, halogen-free, conflict-minerals, or automotive-qualification statements. AEC-Q100 is marked not_applicable because the part is not identified as an automotive-qualified variant.
