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Texas Instruments MSP430F4132IPMR
- Part No.:
- MSP430F4132IPMR
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
MSP430F4132IPMR.pdf
- Description:
- IC MCU 16BIT 8KB FLASH 64LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,621
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Product details
Overview
MSP430F4132IPMR from Texas Instruments is an ultralow-power 16-bit RISC mixed-signal microcontroller featuring 8KB+256B flash, 512B RAM, integrated 10-bit 200-ksps ADC, dual USCI modules (UART/IrDA/SPI/I²C), and LCD driver supporting up to 144 segments. It operates from 1.8 V to 3.6 V and targets battery-powered sensor interfaces and portable metering.
For engineers reviewing the MSP430F4132IPMR datasheet, MSP430F4132IPMR pinout, MSP430F4132IPMR application, or MSP430F4132IPMR equivalent, key selection criteria include active-mode current (220 µA @ 1 MHz, 2.2 V), wake-up time (<6 µs from LPM3), LCD segment count support, and QFP-64 package compatibility with JTAG/Spy-Bi-Wire debug.
Technical Context
The MSP430F4132IPMR implements a 16-bit RISC CPU with constant generator and seven addressing modes, enabling single-cycle register operations. Its FLL+ clock system integrates DCO, VLO, and XT1 oscillator support to generate ACLK, MCLK, and SMCLK - with DCO stabilization under 6 µs for rapid low-power mode exit.
Peripherals include Timer_A3 (3 capture/compare registers), Timer_A5 (5 capture/compare registers), Basic Timer with RTC capability, analog comparator, supply voltage supervisor, and LCD_A driver with software-controllable contrast via regulated charge pump. USCI_A0 supports UART auto-baud detection and IrDA; USCI_B0 supports I²C and SPI - both disabled in 48-pin QFN but fully functional in 64-pin QFP.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit RISC CPU with 125-ns instruction cycle; register-based execution enables high code efficiency in memory-constrained embedded applications. |
| Flash / RAM | 8KB + 256B flash program memory and 512B RAM - sufficient for firmware with integrated LCD control, sensor acquisition, and communication stacks. |
| ADC | 10-bit, 200-ksps SAR ADC with internal reference, sample-and-hold, autoscan, and data transfer controller - supports continuous multi-channel sensor monitoring without CPU intervention. |
| Power Modes | Five low-power modes including LPM4 (0.1 µA RAM retention); wake-up from LPM3 in <6 µs - critical for duty-cycled sensor nodes. |
| LCD Driver | Integrated LCD_A module driving up to 144 segments with 4-MUX support and software-adjustable contrast - eliminates external bias circuitry in portable displays. |
| Communication | Dual USCI modules: USCI_A0 (UART/IrDA/SPI) and USCI_B0 (I²C/SPI); both enabled in 64-pin QFP package used by MSP430F4132IPMR. |
| Operating Voltage | 1.8 V to 3.6 V supply range - compatible with single-cell Li-ion, Li-polymer, or two-cell alkaline battery systems without regulation overhead. |
Pinout & Package
Package: 64-pin Plastic Quad Flat Package (QFP, PM), JEDEC MS-026AC compliant; thermal pad not present; RoHS-compliant lead finish.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RST/NMI/SBWTDIO (Pin 58) | Reset / Nonmaskable Interrupt / Spy-Bi-Wire Data I/O | Primary reset input; also serves as bidirectional test/data line for programming and debugging via Spy-Bi-Wire interface. |
| TEST/SBWTCLK (Pin 59) | Test Mode Select / Spy-Bi-Wire Clock | Activates JTAG/Spy-Bi-Wire test mode; required for on-chip emulation and flash programming. |
| P1.0/TA0.0/S31 (Pin 53) | GPIO / Timer0_A3 Capture Input / LCD Segment | Configurable digital I/O with timer capture capability and direct LCD segment drive - supports touch-button debounce or pulse-width measurement. |
| P6.0/TA1.2/A2/CA4 (Pin 63) | GPIO / Timer1_A5 Compare Output / ADC Input A2 / Comparator Input | Multi-function pin enabling simultaneous analog sensing (A2), PWM generation (TA1.2), and comparator reference (CA4) - ideal for closed-loop sensor control. |
| P5.7–P5.4/COM0–COM3 (Pins 36–39) | LCD Common Outputs | Four dedicated backplane outputs for 4-MUX LCD configuration - directly drives standard segmented LCD glass without external multiplexers. |
Key Features
| Feature | Design Value |
|---|---|
| Ultralow-Power Operation | 220 µA active @ 1 MHz/2.2 V; 0.9 µA standby; 0.1 µA LPM4 with RAM retention - extends battery life in energy-harvested or coin-cell-powered devices. |
| Integrated LCD Driver | Drives up to 144 segments with software-controlled contrast and 4-MUX support - reduces BOM cost and PCB area in display-enabled meters and thermostats. |
| Dual USCI Peripherals | USCI_A0 (UART/IrDA/SPI) and USCI_B0 (I²C/SPI) both operational in 64-pin QFP - enables concurrent wired (I²C sensor bus) and wireless (IrDA remote) connectivity. |
| Real-Time Clock Capability | Basic Timer1 with calendar logic (leap-year correction, month-length compensation) - provides accurate timekeeping without external RTC IC. |
| Analog Integration | 10-bit ADC with internal reference, analog comparator with slope A/D mode, and supply voltage supervisor - supports self-calibrating sensor front-ends and brownout-safe operation. |
Applications
| Smart Energy Metering | Portable Medical Device |
|---|---|
|
Use Scenario: Battery-powered electricity/water/gas meter with LCD display, tamper detection, and pulse output logging. IC Role / Device Role / Timing Role: Primary system controller managing ADC sampling of current/voltage sensors, LCD refresh, real-time billing timestamping, and IR pulse transmission. Use Value: Integrated RTC and LCD driver eliminate external components; ultralow standby current enables >10-year battery life in sealed meters. |
Use Scenario: Handheld blood glucose monitor with strip insertion detection, analog signal conditioning, and segmented LCD readout. IC Role / Device Role / Timing Role: Signal acquisition controller performing analog comparator-based strip detection, 10-bit ADC conversion of electrochemical current, and LCD segment mapping. Use Value: On-chip comparator enables zero-power strip presence sensing; integrated charge pump ensures stable LCD contrast across battery discharge curve. |
| Industrial Thermostat | Remote Wireless Sensor Node |
|
Use Scenario: HVAC thermostat with temperature/humidity sensing, keypad interface, and 4-digit LCD display operating on AA batteries. IC Role / Device Role / Timing Role: Main MCU handling sensor polling (ADC), button scan (GPIO), LCD update (LCD_A), and HVAC relay control (GPIO/timers). Use Value: Five power modes and sub-1µA LPM3 enable multi-year operation; built-in SVS prevents erratic behavior during battery voltage sag. |
Use Scenario: LoRaWAN or NB-IoT endpoint collecting ambient temperature, pressure, and motion data at 15-minute intervals. IC Role / Device Role / Timing Role: Low-duty-cycle sensor aggregator - wakes via RTC alarm, acquires data, processes via ADC/comparator, transmits via UART to modem, then returns to LPM4. Use Value: <6 µs wake-up latency minimizes active time; 0.1 µA LPM4 current dominates total energy budget - enabling >5-year deployment on CR2032. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar mixed-signal microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSP430F4152IPMR | 16KB+256B flash, same peripherals and pinout - double program memory capacity. | Suitable for larger firmware with bootloader, OTA updates, or expanded communication stacks. | Select when firmware size exceeds 8KB or future scalability is required; identical hardware integration effort. |
| MSP430FR4133IPMR | Ferroelectric RAM (FRAM) instead of flash; 15KB FRAM + 2KB RAM; no write endurance limit; faster write speed. | Better suited for frequent data logging or parameter storage with high write cycles; lacks integrated LCD driver. | Choose for high-reliability data recording; avoid if LCD display functionality is mandatory. |
Compared with MSP430F4152IPMR, the MSP430F4132IPMR offers identical peripheral set and package but reduced flash - lowering cost where firmware fits. Against MSP430FR4133IPMR, it trades FRAM endurance and speed for integrated LCD support and lower unit cost in display-centric designs.
Availability
MSP430F4132IPMR is available at Aetrix Electronics and suitable for smart metering, portable medical instrumentation, industrial thermostats, and remote sensor nodes requiring stable component supply across multi-year production cycles.
Supply support for MSP430F4132IPMR includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Texas Instruments is a global semiconductor leader specializing in analog, embedded processing, and connectivity technologies with over 50 years of innovation in low-power design.
The MSP430F4132IPMR belongs to the MSP430F41x2 ultralow-power mixed-signal MCU family, engineered for extended battery life in portable measurement and display-integrated applications such as handheld meters and environmental sensors.
FAQ
What is the maximum operating frequency of the MSP430F4132IPMR?
The MSP430F4132IPMR supports a maximum MCLK frequency of 8 MHz using the internal digitally controlled oscillator (DCO) or external crystal. Its 16-bit RISC architecture achieves a 125-ns instruction cycle time at this rate, enabling responsive real-time control while maintaining ultralow power consumption in active mode.
Does the MSP430F4132IPMR support in-system programming without external voltage?
Yes, the MSP430F4132IPMR supports serial onboard programming via its bootstrap loader (BSL) using only the UART interface (P1.0/P1.1) and standard 1.8–3.6 V supply - no external programming voltage is required. This enables field firmware updates and eliminates need for dedicated programming hardware during production or service.
Can the MSP430F4132IPMR drive a 4-MUX LCD display?
Yes, the MSP430F4132IPMR's integrated LCD_A module natively supports static, 2-MUX, 3-MUX, and 4-MUX LCD configurations. With four COM outputs (P5.4–P5.7) and up to 144 segment lines, it directly drives standard 4-MUX segmented displays - eliminating external LCD bias generators and reducing system-level component count.
What debug interfaces are supported by the MSP430F4132IPMR?
The MSP430F4132IPMR supports both JTAG and Spy-Bi-Wire (SBW) debug interfaces via dedicated pins (RST/NMI/SBWTDIO and TEST/SBWTCLK). SBW uses only two wires for full emulation, flash programming, and real-time debugging - ideal for space-constrained PCB layouts while maintaining full development visibility.
Is the MSP430F4132IPMR pin-compatible with other devices in the MSP430F41x2 family?
Yes, the MSP430F4132IPMR is pin-compatible with the MSP430F4152IPMR in the 64-pin QFP (PM) package - sharing identical pin functions, electrical characteristics, and peripheral mappings. This allows direct hardware reuse when upgrading firmware size requirements without PCB redesign.
MSP430F4132IPMR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 64-LQFP
- Series:
- MSP430x4xx
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- MSP430 CPU16
- Core Size:
- 16-Bit
- Speed:
- 8MHz
- Connectivity:
- I2C, IrDA, LINbus, SCI, SPI, UART/USART
- Peripherals:
- Brown-out Detect/Reset, LCD, POR, PWM, WDT
- Number of I/O:
- 56
- Program Memory Size:
- 8KB (8K x 8 + 256B)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 512 x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 8x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MSP430F4132IPMR FAQ
1.How can I place an order for MSP430F4132IPMR through Aetrix?
Please submit a Request for Quotation (RFQ) for MSP430F4132IPMR on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MSP430F4132IPMR reliable?
The price and inventory of MSP430F4132IPMR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSP430F4132IPMR is usually 5 days.
3.What payment methods are accepted for MSP430F4132IPMR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MSP430F4132IPMR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MSP430F4132IPMR?
MSP430F4132IPMR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSP430F4132IPMR order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MSP430F4132IPMR?
For technical support, including MSP430F4132IPMR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSP430F4132IPMR requirements.
6.How does Aetrix verify that MSP430F4132IPMR is sourced from the original manufacturer or authorized distributors?
All MSP430F4132IPMR products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MSP430F4132IPMR meets industry standards.
7.What is the process for return or replacement of MSP430F4132IPMR?
All MSP430F4132IPMR units undergo pre-shipment inspection (PSI). If there is an issue with MSP430F4132IPMR, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MSP430F4132IPMR part is unused and in its original packaging.
Return procedure for MSP430F4132IPMR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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