Texas Instruments MSPM0L1106TDGS20R

Overview

MSPM0L1106TDGS20R from Texas Instruments is an ultra-low-power 32-bit Arm® Cortex®-M0+ microcontroller operating up to 32 MHz, featuring 64 KB flash, 4 KB SRAM, a 12-bit 1.68-Msps ADC with 8 external channels, and integrated GPAMP and temperature sensor. It targets battery-powered industrial sensing and power management systems requiring extended temperature operation (–40°C to 105°C) and sub-µA standby current.

For engineers reviewing the MSPM0L1106TDGS20R datasheet, MSPM0L1106TDGS20R pinout, MSPM0L1106TDGS20R application, or MSPM0L1106TDGS20R equivalent, key selection criteria include its 20-pin VSSOP package with 17 GPIOs (including 2 × 5-V tolerant open-drain), STANDBY mode current of 1.0 µA with 32-kHz timer active, and dual UART support with LIN/IrDA/DALI protocol capability.

Technical Context

The MSPM0L1106TDGS20R implements a single-core Arm Cortex-M0+ CPU with tightly coupled AHB/ULPCLK peripheral buses, enabling concurrent high-speed (MCLK) and ultra-low-power (ULPCLK) domain operation. Its clock system integrates a ±1.2% accurate 4–32 MHz internal SYSOSC and ±3% 32-kHz LFOSC-eliminating need for external crystals.

Digital subsystem includes a 3-channel DMA, four 16-bit timers (eight total PWM outputs), windowed watchdog, and event fabric for low-latency inter-peripheral signaling. Analog subsystem centers on a configurable ADC with selectable 1.4-V/2.5-V internal VREF, GPAMP with differential inputs, and on-die temperature sensor-all accessible in STANDBY mode.

Key Specifications

Pinout & Package

Package: 20-pin VSSOP (DGS20), body size 5.1 mm × 3 mm, exposed pad not present. Pin functions are defined per TI SLASEX5C Rev. January 2024, Section 6.3.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with MSPM0L1106TRHB and MSPM0L1306TDSR, the MSPM0L1106TDGS20R delivers optimal balance of ultra-low-power operation (1.0 µA STANDBY), compact 20-pin VSSOP footprint, and essential analog integration-making it ideal for cost-sensitive, space-constrained battery-powered systems where DAC or extra GPIOs are unnecessary.

Availability

MSPM0L1106TDGS20R is available at Aetrix Electronics and suitable for battery charging systems, smart power supplies, and industrial sensor nodes requiring stable component supply across extended temperature ranges and multi-year production cycles.

Supply support for MSPM0L1106TDGS20R 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, and personal electronics markets.

The MSPM0L1106TDGS20R belongs to the MSPM0 L-Series ultra-low-power MCU family, designed specifically for cost-optimized, battery-operated applications demanding high analog integration, extended temperature resilience, and minimal active/standby power consumption.

FAQ

What is the maximum operating frequency of the MSPM0L1106TDGS20R?

The MSPM0L1106TDGS20R features an Arm Cortex-M0+ CPU with a maximum operating frequency of 32 MHz. This speed is achievable with zero flash wait states at supply voltages ≥2.7 V and one wait state at lower voltages, as specified in Section 7.3 of the SLASEX5C datasheet. The internal SYSOSC provides ±1.2% accuracy across temperature, eliminating crystal dependency while maintaining timing integrity for real-time control tasks executed by the MSPM0L1106TDGS20R.

How many analog input channels does the MSPM0L1106TDGS20R support?

The MSPM0L1106TDGS20R supports eight external analog input channels (A0–A7), as confirmed in Table 5-1 and Section 6.3 of the SLASEX5C datasheet. This count is specific to the DGS20 (20-pin VSSOP) variant; other packages offer up to 10 channels. All eight channels connect directly to the 12-bit, 1.68-Msps ADC and are accessible in STANDBY mode, enabling low-power periodic sensor sampling without full wake-up - a key capability leveraged in battery-powered designs using the MSPM0L1106TDGS20R.

Does the MSPM0L1106TDGS20R include hardware debug support?

Yes, the MSPM0L1106TDGS20R includes 2-pin Serial Wire Debug (SWD) support via dedicated PA20 (SWCLK) and PA19 (SWDIO) pins, as documented in Section 6.3 of the SLASEX5C datasheet. This interface enables full debugging, flash programming, and real-time trace using TI's XDS110 debug probe and Code Composer Studio™ IDE. No external debug header or additional pins are required - the SWD functionality is natively integrated and electrically compatible with standard ARM Cortex-M debug tools, simplifying development for the MSPM0L1106TDGS20R.

What low-power modes are available on the MSPM0L1106TDGS20R?

The MSPM0L1106TDGS20R offers four configurable low-power modes: RUN (71 µA/MHz), STOP (151 µA at 4 MHz), STANDBY (1.0 µA with 32-kHz timer active and full SRAM retention), and SHUTDOWN (61 nA with IO wakeup). STANDBY mode is particularly valuable - it retains all registers and SRAM while allowing 3.2-µs wakeup to full 32-MHz operation, making it ideal for intermittent-sampling applications like environmental monitoring where the MSPM0L1106TDGS20R must maximize battery life without sacrificing responsiveness.

Can the MSPM0L1106TDGS20R drive 5-V logic interfaces directly?

Yes, the MSPM0L1106TDGS20R includes two 5-V tolerant open-drain I/O pins (PA0 and PA1), explicitly listed in Table 5-1 and Section 6.2 of the SLASEX5C datasheet. These pins tolerate up to 5.5 V on input and can sink current when pulled high externally, enabling direct interface with 5-V I²C buses, SMBus peripherals, or legacy UART transceivers without level-shifting circuitry - a critical feature for backward compatibility in industrial upgrades using the MSPM0L1106TDGS20R.