Texas Instruments MSP430F2619TPNR

Overview

MSP430F2619TPNR from Texas Instruments is a 16-bit ultra-low-power mixed-signal microcontroller featuring 120 KB flash, 8 KB RAM, 12-bit ADC, dual 12-bit DAC, hardware multiplier, and DMA controller. It operates at up to 16 MHz with supply voltage range 1.8–3.6 V and supports multiple low-power modes (LPM0–LPM4). Used in battery-powered sensor nodes and portable instrumentation requiring deterministic real-time control.

For engineers reviewing the MSP430F2619TPNR datasheet, MSP430F2619TPNR pinout, MSP430F2619TPNR application, or MSP430F2619TPNR equivalent, key selection criteria include flash/RAM size, integrated analog peripherals (ADC/DAC), DMA support for sensor data throughput, and LPM3/LPM4 current consumption below 1.1 µA.

Technical Context

The MSP430F2619TPNR implements the MSP430X CPU architecture with 20-bit addressing, enabling access to full 120 KB flash and 8 KB RAM without banking. Its Basic Clock Module+ integrates DCO, VLO, LFXT1, and XT2 oscillators with fail-safe clock switching and software-controllable frequency calibration.

DMA controller supports three transfer modes (block, burst-block, and auto-increment) across 16 channels, enabling zero-CPU-overhead transfers between peripherals (e.g., ADC12 → RAM, USCI_B → RAM). The 12-bit ADC includes internal reference, sample-and-hold, and configurable conversion sequences with up to 200 ksps sampling rate.

Key Specifications

Pinout & Package

Package: 80-pin TQFP (TPN) with 0.5 mm pitch, thermally enhanced exposed pad, JEDEC MO-220 standard. Dimensions: 12 × 12 mm, body height 1.4 mm.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar ultra-low-power mixed-signal microcontroller applications.

Compared with MSP430F2619TPNR, MSP430F5639IPZ adds USB but increases power and package size, while MSP430FR5994IPZ trades flash endurance for FRAM speed and eliminates one DAC - both require PCB layout changes and firmware adaptation.

Availability

MSP430F2619TPNR is available at Aetrix Electronics and suitable for portable medical sensors, smart utility meters, industrial condition monitoring, and wireless sensor nodes requiring stable component supply and long-term lifecycle support.

Supply support for MSP430F2619TPNR 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 headquartered in Dallas, Texas, specializing in analog, embedded processing, and connectivity technologies for industrial, automotive, and consumer markets.

The MSP430F2xx family was designed for ultra-low-power sensing and control applications where battery life, analog integration, and deterministic real-time performance are critical - targeting metering, portable instrumentation, and energy-harvesting systems.

FAQ

What is the maximum operating frequency of the MSP430F2619TPNR?

The MSP430F2619TPNR operates at up to 16 MHz using its digitally controlled oscillator (DCO) or external crystals. The DCO is factory-calibrated and supports software trimming for ±1% accuracy across voltage and temperature ranges. This frequency enables real-time signal processing while maintaining ultra-low-power efficiency in active mode (220 µA/MHz). The MSP430F2619TPNR's clock system also supports automatic fail-safe switching to backup oscillators if the primary source fails.

Does the MSP430F2619TPNR support in-system programming and debugging?

Yes, the MSP430F2619TPNR supports in-system programming and debugging via the Spy-Bi-Wire (SBW) interface using the TEST and RST pins. This two-wire protocol enables full JTAG functionality including breakpoints, register inspection, and flash programming without requiring additional debug headers. The MSP430F2619TPNR also includes embedded emulation modules that allow real-time tracing and low-power mode analysis during development.

What analog peripherals are integrated into the MSP430F2619TPNR?

The MSP430F2619TPNR integrates a 12-bit successive-approximation ADC with 16 external input channels, dual 12-bit voltage-output DACs, a 16-channel analog comparator, and an internal 1.5 V/2.5 V reference generator. These peripherals share common analog supply (AVCC) and ground (AVSS) pins, and support hardware-triggered conversions synchronized with timers or DMA. The MSP430F2619TPNR's analog subsystem eliminates external signal conditioning components in many sensor interface applications.

How does the MSP430F2619TPNR achieve ultra-low-power operation?

The MSP430F2619TPNR achieves ultra-low-power operation through multiple architectural features: six low-power modes (LPM0–LPM4), sub-1-µA LPM4 current (0.1 µA typical), fast wake-up from LPM3 (<1 µs), and autonomous peripheral operation via DMA. Its Basic Clock Module+ dynamically selects optimal clock sources (VLO, DCO, XT2) and disables unused modules. The MSP430F2619TPNR also includes supply voltage supervisor (SVS) with programmable thresholds to prevent erratic behavior during brownout conditions.

Is the MSP430F2619TPNR pin-compatible with other devices in the MSP430F2xx family?

The MSP430F2619TPNR uses an 80-pin TQFP (TPN) package shared with several other MSP430F2xx devices, including the MSP430F2419 and MSP430F2618. However, pin functions differ across variants due to peripheral configuration - for example, DAC outputs and ADC channel mappings are not identical. While mechanical mounting is compatible, electrical and firmware compatibility requires verification against each specific device's datasheet. The MSP430F2619TPNR is not a drop-in replacement for all TPN-packaged F2xx parts.