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Texas Instruments MSPM0L1344TDGS20R
- Part No.:
- MSPM0L1344TDGS20R
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 20-TFSOP (0.118", 3.00mm Width)
- Datasheet:
-
MSPM0L1344TDGS20R.pdf
- Description:
- IC MCU 32BIT 16KB FLASH 20TFSOP
- Quantity:
- Payment:
- Shipping:
Inventory:2,809
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Product details
Overview
MSPM0L1344TDGS20R from Texas Instruments is an ultra-low-power 32-bit Arm® Cortex®-M0+ microcontroller operating up to 32 MHz, featuring 16 KB flash, 2 KB SRAM, a 12-bit 1.68-Msps ADC with 7 external channels, two zero-drift chopper op-amps, and integrated temperature sensing - deployed in battery-powered smart sensors and portable power management systems.
For engineers reviewing the MSPM0L1344TDGS20R datasheet, MSPM0L1344TDGS20R pinout, MSPM0L1344TDGS20R application, or MSPM0L1344TDGS20R equivalent, key selection criteria include its 20-pin VSSOP package, –40°C to 105°C temperature grade (T), 1.62–3.6 V supply range, STANDBY mode current of 1.0 µA with 32-kHz timer retention, and analog peripheral routing flexibility between ADC/OPA/COMP/GPAMP.
Technical Context
This MCU integrates a high-accuracy ±1.2% internal SYSOSC (4–32 MHz) and ±3% LFOSC (32 kHz), eliminating need for external crystals. Its analog subsystem supports programmable gain (1–32×) on both chopper op-amps and configurable 1.4-V/2.5-V internal VREF for ADC reference stability.
Digital intelligence includes a 3-channel DMA, four 16-bit timers (8 PWM channels total), event fabric signaling, and communication peripherals: two UARTs (one LIN/IrDA/DALI-capable), two I²C (one FM+, SMBus/PMBus), and one SPI (up to 16 Mbit/s), all operable in STANDBY mode with fast wakeup (3.2 µs).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M0+, 32 MHz max - enables real-time control at low power with deterministic interrupt latency |
| Flash / SRAM | 16 KB / 2 KB - sufficient for firmware + runtime variables in compact embedded sensor nodes |
| ADC | 12-bit, 1.68 Msps, 7 external channels - supports high-resolution sampling of battery voltage, thermistor, and shunt current |
| OPA | Two zero-drift chopper op-amps (0.5 µV/°C drift, 6 pA bias) - enables precision signal conditioning without external trimming |
| Low-Power Modes | STANDBY: 1.0 µA (32-kHz timer active, full SRAM/registers retained) - extends multi-year battery life in intermittent-sense applications |
| Supply Range | 1.62 V to 3.6 V - compatible with single-cell Li-ion, LiFePO₄, and dual-cell alkaline systems |
| Temperature Grade | –40°C to 105°C (T-grade) - qualified for industrial and automotive cabin-edge environments |
| I/O Count | 17 GPIOs (including 2 × 5-V-tolerant open-drain) - supports direct interface to legacy 5-V logic and fail-safe monitoring |
Pinout & Package
Package: 20-pin VSSOP (DGS20), 5.1 mm × 4.9 mm body, 0.65 mm pitch, exposed thermal pad recommended tied to VSS.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD | Power supply input | Primary 1.62–3.6 V supply rail; decoupling required per TI layout guidelines |
| VSS | Ground reference | System ground; connects to QFN thermal pad in other variants (not present in DGS20) |
| VCORE | Regulated core voltage output | Internal LDO output (1.2 V); must be bypassed with 1 µF ceramic capacitor |
| NRST | Reset input | Active-low reset; muxed with PA1 on 20-pin package - requires external pull-up |
| PA0–PA27 | Configurable GPIO/analog/peripheral pins | 17 usable I/Os on DGS20; includes ADC inputs A0–A6, OPA0/OPA1 terminals, COMP0 inputs, SWD debug, UART/I²C/SPI signals |
| SWCLK / SWDIO | Debug interface | 2-pin Serial Wire Debug - enables programming and real-time debugging without JTAG overhead |
| A0–A6 | ADC analog inputs | 7 dedicated external analog inputs (A0–A6); A5/A6 also serve as VREF−/VREF+ for internal reference |
| OPA0_IN0+/OPA0_IN0− OPA1_IN0+/OPA1_IN0− | Chopper op-amp inputs | Four dedicated analog input terminals enabling dual independent precision amplification paths |
Key Features
| Feature | Design Value |
|---|---|
| Zero-drift chopper op-amps | 0.5 µV/°C input offset drift and 6 pA input bias current enable <10 µV error over full industrial temperature range |
| Programmable analog interconnect | Hardware-configurable routing between ADC, OPAs, COMP, and DAC eliminates software overhead and timing jitter in signal chains |
| Ultra-low-power STANDBY mode | 1.0 µA with 32-kHz 16-bit timer running and full register/SRAM retention - ideal for wake-on-event sensor hubs |
| Integrated temperature sensor | On-die sensor calibrated across –40°C to 105°C, delivering ±2.5°C accuracy without external components |
| Fail-safe 5-V-tolerant I/Os | Two open-drain pins withstand 5.5 V with built-in protection - simplify interface to industrial PLCs and legacy peripherals |
| Single-supply operation | Operates from 1.62 V to 3.6 V with no external level shifters - reduces BOM count in coin-cell or energy-harvesting designs |
Applications
| Battery Management Unit | Smart Lighting Controller |
|---|---|
Use Scenario: Real-time monitoring of cell voltage, temperature, and charge/discharge current in portable power tools and medical devices. IC Role / Device Role / Timing Role: Primary system controller executing state-of-charge algorithms, ADC sampling, OPA-based current-sense amplification, and CAN/LIN communication. Use Value: Integrated 12-bit ADC + chopper OPAs eliminate external signal-conditioning ICs; STANDBY mode extends runtime by >3× vs. comparable MCUs. | Use Scenario: Adaptive dimming and color tuning in commercial LED drivers with occupancy and ambient light sensing. IC Role / Device Role / Timing Role: Sensor fusion hub aggregating photodiode, PIR, and thermistor data; generates PWM for LED current control via TIMG outputs. Use Value: 7-channel ADC + programmable analog routing enables simultaneous multi-sensor acquisition; 1.0 µA STANDBY sustains motion-triggered wake without battery drain. |
| Industrial Sensor Node | USB-C Power Delivery Monitor |
Use Scenario: Wireless vibration/temperature node in predictive maintenance systems with edge FFT processing. IC Role / Device Role / Timing Role: Signal acquisition front-end with OPA-amplified accelerometer output, ADC digitization, and UART-to-LoRaWAN gateway interface. Use Value: Zero-drift OPAs maintain gain accuracy across factory floor temperatures; 32 MHz CPU handles lightweight DSP without external co-processor. | Use Scenario: In-line voltage/current monitoring and fault detection in USB-C PD adapters and docking stations. IC Role / Device Role / Timing Role: High-speed analog monitor interfacing with shunt resistor and bus voltage dividers; triggers fast shutdown via COMP0 within 32 ns. Use Value: 32-ns comparator propagation delay + integrated 8-bit DAC reference enables sub-µs overvoltage response; 5-V-tolerant I/Os interface directly to PD controller logic. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSPM0L1345TDGS20R | 32 KB flash, 4 KB SRAM, 9 ADC channels, same package and peripherals | Supports larger firmware (e.g., BLE stack + sensor fusion) and additional analog inputs for multi-rail monitoring | Select when firmware size exceeds 16 KB or ≥9 analog channels required |
| MSPM0L1304TDGS20R | 16 KB flash, 2 KB SRAM, 8 ADC channels, T-grade, identical pinout and analog features | Same memory footprint but lacks chopper OPA support - uses standard op-amps only | Select when chopper performance is unnecessary and cost sensitivity outweighs precision analog needs |
Compared with MSPM0L1345TDGS20R, the MSPM0L1344TDGS20R trades flash capacity and ADC channel count for lower unit cost while retaining chopper op-amps and ultra-low-power STANDBY; versus MSPM0L1304TDGS20R, it adds critical zero-drift amplification for high-accuracy current/voltage measurement without calibration.
Availability
MSPM0L1344TDGS20R is available at Aetrix Electronics and suitable for battery management units, smart lighting controllers, industrial sensor nodes, and USB-C power delivery monitors requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for MSPM0L1344TDGS20R 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 company delivering analog and embedded processing solutions for industrial, automotive, personal electronics, and communications markets.
The MSPM0L134x series belongs to TI's ultra-low-power MSPM0 MCU family, designed specifically for cost-sensitive, battery-operated applications demanding precision analog integration, extended temperature operation, and minimal standby power consumption.
FAQ
What is the maximum operating frequency of the MSPM0L1344TDGS20R?
The MSPM0L1344TDGS20R features an Arm Cortex-M0+ core with a maximum operating frequency of 32 MHz, enabled by its internal ±1.2% accurate SYSOSC. This frequency is fully supported across the entire specified temperature and voltage range (–40°C to 105°C, 1.62–3.6 V), allowing deterministic real-time execution without external clock sources.
How many analog-to-digital converter channels does the MSPM0L1344TDGS20R support?
The MSPM0L1344TDGS20R supports 7 external analog input channels (A0–A6) for its 12-bit, 1.68-Msps ADC. This count is confirmed in the Device Comparison table for the MSPM0L1344xDGS20 variant and aligns with pin assignments in the 20-pin VSSOP package diagram and signal descriptions.
Does the MSPM0L1344TDGS20R include chopper operational amplifiers?
Yes, the MSPM0L1344TDGS20R includes two zero-drift, zero-crossover chopper operational amplifiers (OPA0 and OPA1) with 0.5 µV/°C drift and 6-pA input bias current. These are explicitly listed under "High-performance analog peripherals" and confirmed in the Device Comparison table (OPA = 2 for MSPM0L1344xDGS20).
What is the standby current consumption of the MSPM0L1344TDGS20R?
The MSPM0L1344TDGS20R achieves 1.0 µA in STANDBY mode with the 32-kHz 16-bit timer running, SRAM and registers fully retained, and 32-MHz clock wakeup in 3.2 µs. This value is specified in the "Optimized low-power modes" section and applies to the T-grade (–40°C to 105°C) qualification.
Which communication interfaces are available on the MSPM0L1344TDGS20R?
The MSPM0L1344TDGS20R provides two UARTs (one supporting LIN/IrDA/DALI), two I²C interfaces (one FM+ capable, both supporting SMBus/PMBus), and one SPI interface (up to 16 Mbit/s). All are functional in STANDBY mode with wake capability, as documented in the "Enhanced communication interfaces" feature list and signal descriptions.
MSPM0L1344TDGS20R Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 20-TFSOP (0.118", 3.00mm Width)
- Series:
- MSPM0 L
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M0+
- Core Size:
- 32-Bit
- Speed:
- 32MHz
- Connectivity:
- DALI, I2C, IrDA, LINbus, SmartCard, SMBus, SPI, UART/USART
- Peripherals:
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of I/O:
- 15
- Program Memory Size:
- 16KB (16K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 2K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.62V ~ 3.6V
- Data Converters:
- A/D 7x12b SAR
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MSPM0L1344TDGS20R FAQ
1.How can I place an order for MSPM0L1344TDGS20R through Aetrix?
Please submit a Request for Quotation (RFQ) for MSPM0L1344TDGS20R 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 MSPM0L1344TDGS20R reliable?
The price and inventory of MSPM0L1344TDGS20R are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSPM0L1344TDGS20R is usually 5 days.
3.What payment methods are accepted for MSPM0L1344TDGS20R?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MSPM0L1344TDGS20R transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MSPM0L1344TDGS20R?
MSPM0L1344TDGS20R orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSPM0L1344TDGS20R 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 MSPM0L1344TDGS20R?
For technical support, including MSPM0L1344TDGS20R datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSPM0L1344TDGS20R requirements.
6.How does Aetrix verify that MSPM0L1344TDGS20R is sourced from the original manufacturer or authorized distributors?
All MSPM0L1344TDGS20R 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 MSPM0L1344TDGS20R meets industry standards.
7.What is the process for return or replacement of MSPM0L1344TDGS20R?
All MSPM0L1344TDGS20R units undergo pre-shipment inspection (PSI). If there is an issue with MSPM0L1344TDGS20R, 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 MSPM0L1344TDGS20R part is unused and in its original packaging.
Return procedure for MSPM0L1344TDGS20R:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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