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Texas Instruments MSP430F2418TZQW
- Part No.:
- MSP430F2418TZQW
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 113-VFBGA
- Datasheet:
-
MSP430F2418TZQW.pdf
- Description:
- IC MCU 16BIT 116KB FLASH 113BGA
- Quantity:
- Payment:
- Shipping:
Inventory:4,020
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Product details
Overview
MSP430F2418TZQW from Texas Instruments is an ultra-low-power 16-bit RISC microcontroller with 116KB+256B flash, 8KB RAM, 12-bit ADC, dual USCI_A/USCI_B modules (UART/I²C/SPI), 16-bit Timer_A and Timer_B, and on-chip comparator - deployed in battery-powered sensor nodes and portable medical meters requiring sub-1µs wake-up and <0.1µA off-mode retention.
For engineers reviewing the MSP430F2418TZQW datasheet, MSP430F2418TZQW pinout, MSP430F2418TZQW application, or MSP430F2418TZQW equivalent, key selection criteria include its MicroStar Junior™ BGA-113 package, absence of DAC12/DMA (vs. F261x), calibrated DCO performance across –40°C to 85°C, and support for IrDA, LIN, and hardware multiplier-assisted signal processing.
Technical Context
The MSP430F2418TZQW implements a 16-bit CPU with constant generators and five low-power modes, enabling extended battery life in measurement systems. Its architecture integrates a 12-bit ADC with internal reference and autoscan, two independent USCI modules supporting simultaneous UART/I²C/SPI, and dual 16-bit timers with capture/compare and shadow registers.
Unlike the MSP430F261x series, this device omits DAC12 and DMA modules but retains full peripheral compatibility with F261x in timer, USCI, and analog subsystems. It uses a calibrated digitally controlled oscillator (DCO) with <1 µs wake-up from LPM3/LPM4 and supports external crystal oscillators (LFXT1, XT2) for precision timing.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit RISC CPU with 62.5-ns instruction cycle and 16 general-purpose registers |
| Flash / RAM | 116KB + 256B flash memory and 8KB RAM - sufficient for complex sensor fusion algorithms with firmware update partitioning |
| ADC12 | 12-bit SAR ADC with 8 channels, internal reference, sample-and-hold, and autoscan - enables multi-sensor acquisition without external mux or reference |
| USCI Modules | Four USCI interfaces: USCI_A0/A1 (UART/LIN/IrDA/SPI) and USCI_B0/B1 (I²C/SPI) - supports concurrent wired communication protocols |
| Power Modes | Active mode: 365 µA @ 1 MHz, 2.2 V; Standby (VLO): 0.5 µA; Off (RAM retention): 0.1 µA - optimized for intermittent sensing with fast wake-up |
| Wake-up Time | <1 µs from standby (LPM3) to active mode - critical for responsive event-driven operation in energy-constrained systems |
| Operating Voltage | 1.8 V to 3.6 V supply range - compatible with single-cell Li-ion, Li-polymer, or dual-AA alkaline battery stacks |
Pinout & Package
Package: MicroStar Junior™ BGA-113 (7 mm × 7 mm, 0.5 mm pitch), nonmagnetic option available for MRI-compatible medical imaging applications.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RST/NMI | Reset / Non-maskable interrupt input | Active-low reset with programmable NMI edge detection; essential for fault recovery and watchdog timeout handling |
| TCK/TMS/TDI/TDO | JTAG emulation interface | Full boundary-scan debug and programming access without external voltage; supports in-system firmware updates |
| P1.x–P8.x | General-purpose I/O ports (up to 64 pins) | Configurable as digital I/O, peripheral function pins, or interrupt-capable inputs; Schmitt-trigger inputs enable robust noise immunity |
| XIN/XOUT | LFXT1 crystal oscillator terminals | Supports 32.768 kHz watch crystal for real-time clock or low-frequency timing; internal load capacitors reduce BOM count |
| XT2IN/XT2OUT | XT2 high-frequency crystal oscillator terminals | Enables up to 16 MHz external crystal for precise system clock; optional bypass mode for DCO-only operation |
| VREF+/VREF−/VeREF+ | ADC reference voltage terminals | Accept internal or external reference; VeREF+ supports buffered external reference for stable ADC accuracy across temperature |
Key Features
| Feature | Design Value |
|---|---|
| Calibrated DCO | Factory-trimmed internal oscillator delivering stable 1–16 MHz operation with ±3% tolerance over –40°C to 85°C and 1.8–3.6 V |
| Hardware Multiplier | Dedicated 16×16-bit MAC unit accelerating FIR filtering, FFT, and sensor calibration math without CPU overhead |
| Bootloader (BSL) | ROM-resident UART-based bootloader enabling field firmware updates via serial interface - no external programmer required |
| Supply Monitoring | Programmable SVS/SVM with brownout detection and reset generation - prevents erratic operation during battery sag or power ramp-up |
| Comparator_A+ | 8-channel analog comparator with selectable hysteresis and internal reference - supports threshold detection, window monitoring, and battery level sensing |
Applications
| Portable Gas Detector | Industrial Temperature Transmitter |
|---|---|
Use Scenario: Battery-powered handheld unit sampling electrochemical gas sensors and displaying ppm readings on segmented LCD. IC Role / Device Role / Timing Role: Main controller executing sensor biasing, ADC conversion, linearization, and display refresh; DCO provides precise timing for sensor excitation pulses. Use Value: Sub-1µs wake-up and 0.1µA off-mode current extend battery life to >2 years on two AA cells while maintaining rapid response to alarm events. |
Use Scenario: Loop-powered 4–20 mA transmitter measuring RTD/thermocouple signals in hazardous area enclosures. IC Role / Device Role / Timing Role: Signal conditioner and HART modem controller; USCI_A0 handles HART FSK modulation/demodulation while ADC12 digitizes sensor voltage. Use Value: Integrated comparator and programmable SVS eliminate external supervisor ICs; 12-bit ADC linearity (±1 LSB INL) ensures <0.1°C measurement accuracy. |
| Wireless ECG Patch | Smart Water Meter |
Use Scenario: Disposable wearable patch acquiring 3-lead ECG at 250 SPS, performing QRS detection, and transmitting alerts via BLE module. IC Role / Device Role / Timing Role: Sensor front-end processor managing analog front-end bias, ADC sampling, digital filtering, and SPI communication with BLE SoC. Use Value: Hardware multiplier accelerates real-time QRS detection; ultra-low standby current (<0.5 µA) preserves battery charge between patient check-ins. |
Use Scenario: Ultrasonic time-of-flight water meter with pulse counting, temperature compensation, and NB-IoT backhaul. IC Role / Device Role / Timing Role: System manager coordinating ultrasonic transducer firing, echo timing, temperature ADC reads, and NB-IoT module control via USCI_B0 (I²C). Use Value: Dual USCI modules allow concurrent ultrasonic timing control and sensor communication; 116KB flash accommodates OTA update image and metrology calibration tables. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ultra-low-power mixed-signal microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSP430F2418TPN | LQFP-80 package (12 mm × 12 mm); identical core/peripherals but larger footprint and higher thermal mass | Suitable for prototyping, industrial PCBs with manual assembly, or designs requiring easier rework | Select when BGA assembly capability is unavailable or thermal dissipation under continuous ADC use is critical |
| MSP430F2618TZQW | Adds DAC12 (dual 12-bit voltage-output DACs) and 3-channel DMA; otherwise identical pinout and memory configuration | Required for closed-loop control (e.g., sensor calibration feedback, analog output staging) or high-throughput data movement | Choose only if DAC or DMA functionality is mandatory - adds cost and complexity without benefit for pure sensing/communication roles |
Compared with MSP430F2418TZQW, the MSP430F2418TPN offers mechanical accessibility at the expense of board space and RF shielding performance, while the MSP430F2618TZQW delivers enhanced analog output and data throughput capabilities but increases power consumption in active mode by ~15% due to DAC bias currents.
Availability
MSP430F2418TZQW is available at Aetrix Electronics and suitable for portable medical devices, industrial sensor transmitters, and battery-powered IoT endpoints requiring stable component supply and long-term lifecycle support.
Supply support for MSP430F2418TZQW 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 decades of expertise in ultra-low-power design.
The MSP430F241x series was engineered specifically for battery-operated measurement systems demanding nanowatt-level sleep currents, sub-microsecond wake-up, and integrated analog peripherals - targeting sensor nodes, handheld instrumentation, and portable healthcare.
FAQ
What is the maximum ADC sampling rate supported by the MSP430F2418TZQW?
The MSP430F2418TZQW ADC12 supports a maximum conversion clock (fADC12CLK) of 7 MHz, enabling up to ~1 MSPS sampling when using the fastest internal clock source and minimal sample-and-hold time. Real-world sustained rates depend on channel count, reference settling, and software overhead - typical multi-channel acquisition achieves 200 kSPS with autoscan enabled. The MSP430F2418TZQW datasheet specifies tCONVERT MIN = 1.86 µs per conversion.
Does the MSP430F2418TZQW support hardware UART autobaud detection?
Yes, the MSP430F2418TZQW USCI_A modules (USCI_A0 and USCI_A1) include dedicated hardware logic for automatic baud-rate detection in UART mode, allowing synchronization to unknown incoming bit rates without CPU intervention. This feature is confirmed in the functional description and electrical specifications of the MSP430F2418TZQW datasheet (SLAS541M, Section 8.37).
Is the MSP430F2418TZQW pin-compatible with any MSP430F261x devices?
The MSP430F2418TZQW shares identical pinout, package dimensions, and terminal functions with the MSP430F2618TZQW in the MicroStar Junior™ BGA-113 package - all 113 balls map to the same signal names and electrical characteristics. However, DAC12 and DMA peripherals are unimplemented in the MSP430F2418TZQW, so firmware must not access those modules.
What is the operating temperature range for the MSP430F2418TZQW?
The MSP430F2418TZQW is rated for operation from –40°C to +85°C ambient temperature (industrial grade). This range is explicitly defined in the Recommended Operating Conditions table (Section 8.3) of the official SLAS541M datasheet and applies to all package variants including the ZQW BGA.
Can the MSP430F2418TZQW drive an external 16 MHz crystal directly?
Yes, the MSP430F2418TZQW supports high-frequency crystal operation via the XT2 oscillator circuit. When configured with appropriate external 16 MHz crystal and load capacitors (per Section 8.33), it delivers stable system clocking. The XT2 module is fully functional in the MSP430F2418TZQW and documented in the oscillator specifications (SLAS541M, Section 8.33–8.34).
MSP430F2418TZQW Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 113-VFBGA
- Series:
- MSP430F2xx
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- MSP430 CPU16
- Core Size:
- 16-Bit
- Speed:
- 16MHz
- Connectivity:
- I2C, IrDA, LINbus, SCI, SPI, UART/USART
- Peripherals:
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of I/O:
- 64
- Program Memory Size:
- 116KB (116K x 8 + 256B)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 8K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 8x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MSP430F2418TZQW FAQ
1.How can I place an order for MSP430F2418TZQW through Aetrix?
Please submit a Request for Quotation (RFQ) for MSP430F2418TZQW 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 MSP430F2418TZQW reliable?
The price and inventory of MSP430F2418TZQW are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSP430F2418TZQW is usually 5 days.
3.What payment methods are accepted for MSP430F2418TZQW?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MSP430F2418TZQW transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MSP430F2418TZQW?
MSP430F2418TZQW orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSP430F2418TZQW 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 MSP430F2418TZQW?
For technical support, including MSP430F2418TZQW datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSP430F2418TZQW requirements.
6.How does Aetrix verify that MSP430F2418TZQW is sourced from the original manufacturer or authorized distributors?
All MSP430F2418TZQW 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 MSP430F2418TZQW meets industry standards.
7.What is the process for return or replacement of MSP430F2418TZQW?
All MSP430F2418TZQW units undergo pre-shipment inspection (PSI). If there is an issue with MSP430F2418TZQW, 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 MSP430F2418TZQW part is unused and in its original packaging.
Return procedure for MSP430F2418TZQW:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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