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Texas Instruments MSP430F2418TZQWR
- Part No.:
- MSP430F2418TZQWR
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 113-VFBGA
- Datasheet:
-
MSP430F2418TZQWR.pdf
- Description:
- IC MCU 16BIT 116KB FLASH 113BGA
- Quantity:
- Payment:
- Shipping:
Inventory:4,740
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Product details
Overview
MSP430F2418TZQWR 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 - designed for battery-powered sensor nodes and portable measurement systems operating from 1.8 V to 3.6 V.
For engineers reviewing the MSP430F2418TZQWR datasheet, MSP430F2418TZQWR pinout, MSP430F2418TZQWR application, or MSP430F2418TZQWR equivalent, key selection criteria include LPM4 current (0.1 µA), wake-up time (<1 µs), ADC12 resolution and channel count (12-bit, 8-channel), USCI flexibility across serial protocols, and MicroStar Junior BGA (113-ball) package compatibility with medical imaging PCB layouts.
Technical Context
The MSP430F2418TZQWR implements a 16-bit CPU with constant generators and a calibrated DCO enabling sub-1-µs wake-up from LPM4. Its peripheral set includes two independent USCI modules - each configurable as UART, IrDA, SPI, or I²C - and a 12-bit ADC with internal reference, sample-and-hold, and autoscan, supporting up to 200 kSPS at 7 MHz ADCCLK.
Unlike the MSP430F261x series, the MSP430F2418TZQWR omits DAC12 and DMA modules but retains full Timer_B7 (7 capture/compare registers with shadowing), Comparator_A+, and hardware multiplier. It supports JTAG-based emulation and bootloader (BSL) programming via UART without external voltage.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit RISC CPU with 62.5-ns instruction cycle; enables high code efficiency in memory-constrained embedded firmware. |
| Flash / RAM | 116KB + 256B flash / 8KB RAM; sufficient for complex sensor fusion algorithms and protocol stacks with retained state during deep sleep. |
| ADC12 | 12-bit SAR ADC with 8 input channels, internal reference, and autoscan; supports continuous monitoring of multiple analog sensors without CPU intervention. |
| USCI Modules | Two USCI blocks (USCI_A0/A1, USCI_B0/B1); each independently configurable as UART, SPI, or I²C - enabling simultaneous communication with BLE module and EEPROM. |
| Low-Power Modes | LPM4 current = 0.1 µA (RAM retention); allows multi-year operation on coin-cell batteries in wireless sensor endpoints. |
| Wake-up Time | <1 µs from LPM4 to active mode; critical for responsive event-driven sensing in industrial alarm systems. |
| Supply Range | 1.8 V to 3.6 V; compatible with single Li-ion, two alkaline, or regulated 3.3 V rails without external LDO overhead. |
Pinout & Package
Package: MicroStar Junior™ BGA (113-ball, 7 mm × 7 mm, 0.5 mm pitch). Pinout validated per TI SLAS541M Figure 7-5 (ZQW package) and Device Comparison Table 6-1.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RST/NMI | Reset / Non-maskable interrupt input | Active-low reset with programmable NMI edge detection; used for brownout recovery or emergency fault signaling. |
| TCK/TMS/TDI/TDO | JTAG debug interface | Enables full-speed in-circuit debugging and flash programming without removing the device from the PCB. |
| P1.x–P8.x | General-purpose I/O (up to 48 pins) | Configurable pull-up/down, interrupt-capable, and peripheral function multiplexing (e.g., P1.0 = TACLK or CAOUT). |
| USCI_A0TXD/USCI_A0RXD | UART transmit/receive | Supports automatic baud-rate detection and LIN physical layer compliance - ideal for automotive diagnostics interfaces. |
| USCI_B0SCL/USCI_B0SDA | I²C clock/data | Standard-mode (100 kHz) and fast-mode (400 kHz) I²C; connects directly to temperature, humidity, or pressure sensors with no level-shifting. |
| ADC12IN0–ADC12IN7 | Analog input channels | Dedicated pins mapped to P6.0–P6.7 (A0–A7); support differential or single-ended acquisition with internal 2.5 V reference. |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low standby current | 0.5 µA in LPM3 (VLO active); extends shelf life and reduces self-discharge in always-on monitoring devices. |
| Calibrated DCO oscillator | Factory-trimmed to ±3% over 0°C–85°C; eliminates need for external crystal in cost-sensitive applications where timing precision <1% is not required. |
| Hardware multiplier | 16×16-bit signed/unsigned multiply-accumulate (MAC); accelerates FIR filtering and sensor calibration math in real time. |
| Bootloader (BSL) | UART-based in-system programming with security fuse; enables field firmware updates without JTAG hardware or external programmers. |
| Supply voltage supervisor | Programmable SVS threshold (1.7 V–2.7 V in 0.1 V steps); prevents erratic operation during battery voltage sag or power-rail transients. |
Applications
| Wireless Sensor Node | Portable Medical Meter |
|---|---|
Use Scenario: Battery-powered environmental monitor collecting temperature, humidity, and CO₂ data every 10 seconds and transmitting via UART-to-LoRa module. IC Role / Device Role / Timing Role: Central MCU managing sensor polling, ADC conversion sequencing, low-power scheduling, and UART packet framing. Use Value: 0.1 µA LPM4 current enables >5-year operation on CR2032; 12-bit ADC provides sufficient resolution for NIST-traceable calibration curves. | Use Scenario: Handheld blood glucose meter with LCD display, button interface, and electrochemical test-strip interface. IC Role / Device Role / Timing Role: Main controller handling strip insertion detection, analog front-end biasing, ADC sampling, result calculation, and display refresh. Use Value: Sub-1-µs wake-up ensures immediate response to strip insertion; integrated comparator validates strip integrity before measurement begins. |
| Industrial Process Controller | Energy Harvesting Node |
Use Scenario: DIN-rail mounted node acquiring 4–20 mA loop signals, performing linearization, and reporting via RS-485 (via USCI_A0 in UART mode with external transceiver). IC Role / Device Role / Timing Role: Signal conditioner and protocol gateway interfacing analog inputs to Modbus RTU network. Use Value: Dual USCI modules allow concurrent UART (RS-485) and SPI (isolated ADC) communication; 8KB RAM buffers burst data during network outages. | Use Scenario: Solar-powered soil moisture sensor using photovoltaic cell, supercapacitor storage, and intermittent RF transmission. IC Role / Device Role / Timing Role: Energy-aware scheduler that wakes only when capacitor voltage exceeds threshold, performs ADC reading, and transmits via low-power radio. Use Value: LPM4 current of 0.1 µA minimizes parasitic drain during long idle periods; internal VLO enables precise sleep interval timing without external components. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ultra-low-power microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSP430F2418TPM | 64-pin LQFP package (10 mm × 10 mm); identical flash/RAM/peripherals; lacks ZQW's nonmagnetic qualification. | Suitable for general industrial control where BGA reflow and X-ray inspection are unavailable. | Select when manual assembly, prototyping, or legacy PCB footprint compatibility is required. |
| MSP430F2618TZQWR | Adds dual 12-bit DACs and 3-channel DMA; same 116KB flash/8KB RAM; otherwise identical pinout and peripheral set. | Required for closed-loop analog control (e.g., programmable current source) or high-throughput sensor streaming. | Select when DAC output or DMA-accelerated ADC-to-memory transfers are needed - no PCB change required. |
Compared with MSP430F2418TZQWR, the TPM variant offers easier assembly but larger footprint, while the F2618TZQWR adds DAC/DMA functionality without altering pinout or package - making it a direct upgrade path for analog control expansion.
Availability
MSP430F2418TZQWR is available at Aetrix Electronics and suitable for wireless sensor nodes, portable medical meters, and industrial process controllers requiring stable component supply and long-term lifecycle support.
Supply support for MSP430F2418TZQWR 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 delivering analog, embedded processing, and connectivity solutions for industrial, automotive, and personal electronics markets.
The MSP430F241x product line targets ultra-low-power sensing and measurement applications, emphasizing extended battery life, integrated analog peripherals, and robust operation in harsh environments - exemplified by the nonmagnetic ZQW package option for MRI-adjacent medical devices.
FAQ
What is the maximum ADC sampling rate supported by the MSP430F2418TZQWR?
The MSP430F2418TZQWR ADC12 supports up to 200 kSPS when ADC12CLK is configured at 7 MHz. This maximum rate assumes optimal setup including internal reference, autoscan disabled, and minimal conversion delay settings. The actual achievable rate depends on input signal settling time, reference stability, and software overhead - verified in Section 8.46 of the SLAS541M datasheet. MSP430F2418TZQWR maintains full 12-bit linearity across this range.
Does the MSP430F2418TZQWR support hardware UART autobaud detection?
Yes, the MSP430F2418TZQWR USCI_A modules support enhanced UART mode with automatic baud-rate detection using the start bit duration. This feature allows the MSP430F2418TZQWR to synchronize to incoming asynchronous serial streams without prior knowledge of the transmitter's baud rate - essential for interoperability with legacy equipment or dynamically configured gateways.
Is the MSP430F2418TZQWR pin-compatible with other devices in the MSP430F241x family?
Yes, all MSP430F241x devices in the same package variant share identical pinouts. The MSP430F2418TZQWR is pin-compatible with MSP430F2416TZQWR, MSP430F2417TZQWR, and MSP430F2419TZQWR in the ZQW package - differing only in flash size (116KB vs. 92KB/120KB) and RAM (8KB vs. 4KB). Peripheral register mapping and electrical characteristics remain consistent.
What debug interfaces are available on the MSP430F2418TZQWR?
The MSP430F2418TZQWR supports standard 4-wire JTAG (TCK/TMS/TDI/TDO) for full-speed emulation, breakpoint setting, and flash programming. It also implements Spy-Bi-Wire (SBW) - a 2-wire variant using TCK and TMS only - reducing PCB routing complexity. Both interfaces are accessible via the ZQW package's dedicated debug balls and require no external voltage beyond DVCC.
Can the MSP430F2418TZQWR operate without an external crystal?
Yes, the MSP430F2418TZQWR can operate entirely from its factory-calibrated DCO oscillator, which delivers stable clocking from 1 MHz to 16 MHz across temperature and voltage. External crystals (LFXT1 for 32.768 kHz, XT2 for 4–16 MHz) are optional and used only when higher frequency accuracy (e.g., for RTC or precise UART timing) is required. The DCO eliminates BOM cost and board space for crystal components in cost-sensitive designs.
MSP430F2418TZQWR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 113-VFBGA
- Series:
- MSP430F2xx
- Packaging:
- Tape & Reel (TR)
- 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:
MSP430F2418TZQWR FAQ
1.How can I place an order for MSP430F2418TZQWR through Aetrix?
Please submit a Request for Quotation (RFQ) for MSP430F2418TZQWR 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 MSP430F2418TZQWR reliable?
The price and inventory of MSP430F2418TZQWR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSP430F2418TZQWR is usually 5 days.
3.What payment methods are accepted for MSP430F2418TZQWR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MSP430F2418TZQWR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MSP430F2418TZQWR?
MSP430F2418TZQWR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSP430F2418TZQWR 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 MSP430F2418TZQWR?
For technical support, including MSP430F2418TZQWR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSP430F2418TZQWR requirements.
6.How does Aetrix verify that MSP430F2418TZQWR is sourced from the original manufacturer or authorized distributors?
All MSP430F2418TZQWR 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 MSP430F2418TZQWR meets industry standards.
7.What is the process for return or replacement of MSP430F2418TZQWR?
All MSP430F2418TZQWR units undergo pre-shipment inspection (PSI). If there is an issue with MSP430F2418TZQWR, 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 MSP430F2418TZQWR part is unused and in its original packaging.
Return procedure for MSP430F2418TZQWR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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