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Texas Instruments MSP430FG4270IDL
- Part No.:
- MSP430FG4270IDL
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 48-BSSOP (0.295", 7.50mm Width)
- Datasheet:
-
MSP430FG4270IDL.pdf
- Description:
- IC MCU 16BIT 32KB FLASH 48SSOP
- Quantity:
- Payment:
- Shipping:
Inventory:4,455
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Product details
Overview
MSP430FG4270IDL from Texas Instruments is an ultralow-power 16-bit mixed-signal microcontroller featuring 32KB+256B Flash, 256B RAM, a 16-bit sigma-delta ADC with internal reference and five differential analog inputs, a 12-bit DAC, two configurable op-amps, Timer_A3 with three capture/compare registers, and integrated LCD driver supporting up to 56 segments - deployed in portable sensor systems and battery-powered metering.
For engineers reviewing the MSP430FG4270IDL datasheet, MSP430FG4270IDL pinout, MSP430FG4270IDL application, or MSP430FG4270IDL equivalent, key selection considerations include its 1.8–3.6 V supply range, sub-6 μs wake-up from standby mode, 250 μA active current at 1 MHz/2.2 V, LCD contrast control capability, and JTAG + BSL programming support without external voltage.
Technical Context
The MSP430FG4270IDL implements a 16-bit RISC CPU with constant generators and seven addressing modes, enabling single-cycle register operations and high code efficiency. Its FLL+ clock system integrates a digitally controlled oscillator (DCO), 32.768 kHz crystal oscillator (XT1), and programmable ACLK/MCLK/SMCLK distribution for low-latency wake-up and precise timing control.
Peripherals are memory-mapped and accessible via all CPU instructions. The SD16_A module provides 16-bit sigma-delta conversion with internal temperature sensor and VCC sense, while DAC12 delivers 12-bit voltage output with selectable resolution. Two software-configurable op-amps support front-end signal conditioning with multiplexed inputs and feedback paths.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit RISC CPU with 125-ns instruction cycle time and 16 general-purpose registers |
| Memory | 32KB+256B Flash program memory and 256B RAM - sufficient for complex sensor fusion firmware with bootloader space |
| ADC | 16-bit sigma-delta SD16_A with internal reference, five differential analog inputs, and integrated temperature/VCC sensing |
| DAC | 12-bit R-ladder DAC12 with voltage output, configurable for 8- or 12-bit operation |
| Power Modes | Five low-power modes including LPM4 (0.1 μA off-mode with RAM retention) and <6 μs wake-up latency |
| LCD Driver | Integrated LCD_A module supporting static, 2-/3-/4-MUX displays up to 56 segments with regulated charge pump and software contrast control |
| Supply Range | 1.8 V to 3.6 V - compatible with single-cell Li-ion, Li-poly, or dual alkaline battery systems |
Pinout & Package
Package: 48-pin plastic SSOP (DL), 10.2 mm × 5.3 mm body, 0.635 mm pitch, lead-free RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P1.0/TA0 | Timer_A capture input / BSL transmit | Primary UART TX for bootstrap loader; supports CCI0A capture and Out0 compare |
| P1.1/TA0/MCLK | Timer_A capture input / MCLK output / BSL receive | Primary UART RX for BSL; outputs system clock at programmable division ratio |
| P6.0/A0+/OA0O | Analog input positive / OA0 output | Configurable as ADC channel A0+, op-amp OA0 output, or GPIO - enables sensor front-end integration |
| P6.1/A0−/OA0FB | Analog input negative / OA0 feedback | Supports differential ADC input or op-amp feedback loop for precision instrumentation amplification |
| P5.4/COM3 | LCD common output | One of four backplane drivers (COM0–COM3) for 4-MUX LCD segment driving |
| RST/NMI | Reset / nonmaskable interrupt input | Hardware reset trigger and NMI source - also functions as general-purpose I/O when not asserted |
| TCK/TMS/TDI/TDO | JTAG test interface | Fully compliant IEEE 1149.1 boundary-scan interface for debugging and flash programming |
Key Features
| Feature | Design Value |
|---|---|
| Ultralow-power operation | 250 μA active @ 1 MHz/2.2 V; 0.1 μA RAM-retentive off-mode enables multi-year battery life in remote sensors |
| Integrated analog front-end | Two software-configurable op-amps with multiplexed inputs and feedback paths reduce external component count for signal conditioning |
| Self-contained LCD interface | On-chip charge pump and programmable contrast control eliminate need for external bias circuitry in portable displays |
| Flexible programming options | Onboard JTAG and UART-based BSL allow field firmware updates without external programmers or high-voltage supplies |
| Robust system initialization | Brownout detector ensures reliable power-on reset and prevents erratic behavior during supply ramp-up |
Applications
| Hand-Held Meters | Digital Thermostats |
|---|---|
Use Scenario: Portable multimeters and clamp meters requiring long battery life, analog sensor interfacing, and segmented LCD display. IC Role / Device Role / Timing Role: Central controller managing sigma-delta ADC sampling, op-amp signal conditioning, DAC reference generation, and LCD segment drive timing. Use Value: Integrated 16-bit ADC, 12-bit DAC, and LCD driver eliminate discrete analog ICs and display controllers - reducing BOM cost and PCB area by >30%. | Use Scenario: Residential HVAC thermostats with ambient temperature/humidity sensing, user interface, and relay control. IC Role / Device Role / Timing Role: Mixed-signal processor handling temperature sensor ADC reads, op-amp offset calibration, LCD contrast adjustment, and timed relay actuation. Use Value: Sub-6 μs wake-up from LPM3 enables rapid response to sensor interrupts while maintaining <1.1 μA standby current - extending battery life to 5+ years. |
| Analog Sensor Systems | Digital Motor Control |
Use Scenario: Industrial condition-monitoring nodes measuring strain, pressure, or vibration using bridge sensors and thermocouples. IC Role / Device Role / Timing Role: Precision analog acquisition engine with differential sigma-delta conversion, programmable gain via op-amp configuration, and low-jitter timer for synchronized sampling. Use Value: Five differential ADC inputs and internal reference enable direct connection of Wheatstone bridges without external instrumentation amps - improving measurement SNR by ≥12 dB. | Use Scenario: Low-power BLDC motor controllers in cordless tools or small appliances requiring position sensing and PWM generation. IC Role / Device Role / Timing Role: Real-time controller generating complementary PWM on Timer_A3 outputs while monitoring back-EMF via ADC channels A4+/A4−. Use Value: Three capture/compare registers and fast wake-up allow precise commutation timing with <1 μs jitter - enabling smooth motor operation at 0–20 kHz switching frequencies. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar mixed-signal microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSP430FG4250IDL | 16KB+256B Flash (vs. 32KB), identical peripherals, same DL package and pinout | Suitable for simpler firmware with smaller code footprint; no change to hardware design | Select when application firmware fits within 16KB and future scalability is not required |
| MSP430FG4260IDL | 24KB+256B Flash, otherwise identical architecture, peripherals, and pin compatibility | Intermediate memory option for feature-rich firmware needing more than 16KB but less than 32KB | Choose for balanced cost/performance where 24KB suffices and full 32KB headroom is unnecessary |
Compared with MSP430FG4250IDL and MSP430FG4260IDL, the MSP430FG4270IDL provides maximum on-chip program storage for complex algorithms, secure boot, or dual-application partitioning - critical for field-upgradable sensor nodes requiring firmware redundancy and cryptographic libraries.
Availability
MSP430FG4270IDL is available at Aetrix Electronics and suitable for hand-held meters, digital thermostats, analog sensor systems, and digital motor control applications requiring stable component supply, long-term lifecycle support, and RoHS-compliant manufacturing.
Supply support for MSP430FG4270IDL 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 MSP430FG42x0 product line targets ultra-low-power portable measurement systems, integrating precision analog peripherals and LCD control to minimize external components in battery-operated instrumentation.
FAQ
What is the maximum operating frequency of the MSP430FG4270IDL's CPU core?
The MSP430FG4270IDL features a 16-bit RISC CPU with a 125-ns instruction cycle time, corresponding to a maximum sustained clock frequency of 8 MHz. This is achieved via the FLL+ module locking the DCO to multiples of the 32.768 kHz watch crystal, enabling deterministic real-time performance while maintaining ultralow power consumption in active mode.
Does the MSP430FG4270IDL support in-system programming without external hardware?
Yes, the MSP430FG4270IDL supports in-system programming via its built-in bootstrap loader (BSL), which uses UART communication on P1.0 (TX) and P1.1 (RX). No external programming voltage or dedicated debugger is required - firmware updates can be performed directly through a serial interface using TI's standard BSL protocol and user-defined password protection.
How many LCD segments can the MSP430FG4270IDL drive, and what multiplexing configurations are supported?
The MSP430FG4270IDL's integrated LCD_A module drives up to 56 segments using static, 2-MUX, 3-MUX, or 4-MUX configurations. It provides four common outputs (COM0–COM3) and 14 segment outputs (S0–S13 plus S5 and additional P2/P5 pins), enabling flexible display layouts for portable instrumentation without external LCD controllers.
What are the key differences between the MSP430FG4270IDL and MSP430FG4260IDL?
The MSP430FG4270IDL contains 32KB+256B Flash memory versus 24KB+256B in the MSP430FG4260IDL; all other peripherals, pinout, package, and electrical specifications are identical. This 8KB increase supports larger firmware images, secure boot partitions, or dual-application storage - making MSP430FG4270IDL optimal for feature-rich, field-upgradable designs.
Can the operational amplifiers in the MSP430FG4270IDL be used independently of the ADC?
Yes, both op-amps (OA0 and OA1) in the MSP430FG4270IDL are fully configurable via dedicated control registers (OA0CTL0/OA0CTL1, OA1CTL0/OA1CTL1) and can operate independently of the ADC. They support multiple gain configurations, selectable input sources (including internal nodes), and output routing - enabling standalone signal conditioning, active filtering, or sensor excitation without ADC involvement.
MSP430FG4270IDL Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 48-BSSOP (0.295", 7.50mm Width)
- Series:
- MSP430x4xx
- Packaging:
- Bulk
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- MSP430 CPU16
- Core Size:
- 16-Bit
- Speed:
- 8MHz
- Connectivity:
- -
- Peripherals:
- Brown-out Detect/Reset, LCD, POR, PWM, WDT
- Number of I/O:
- 32
- Program Memory Size:
- 32KB (32K x 8 + 256B)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 256 x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 5x16b; D/A 1x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MSP430FG4270IDL FAQ
1.How can I place an order for MSP430FG4270IDL through Aetrix?
Please submit a Request for Quotation (RFQ) for MSP430FG4270IDL 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 MSP430FG4270IDL reliable?
The price and inventory of MSP430FG4270IDL are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSP430FG4270IDL is usually 5 days.
3.What payment methods are accepted for MSP430FG4270IDL?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MSP430FG4270IDL transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MSP430FG4270IDL?
MSP430FG4270IDL orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSP430FG4270IDL 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 MSP430FG4270IDL?
For technical support, including MSP430FG4270IDL datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSP430FG4270IDL requirements.
6.How does Aetrix verify that MSP430FG4270IDL is sourced from the original manufacturer or authorized distributors?
All MSP430FG4270IDL 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 MSP430FG4270IDL meets industry standards.
7.What is the process for return or replacement of MSP430FG4270IDL?
All MSP430FG4270IDL units undergo pre-shipment inspection (PSI). If there is an issue with MSP430FG4270IDL, 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 MSP430FG4270IDL part is unused and in its original packaging.
Return procedure for MSP430FG4270IDL:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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