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Contents

README

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MSP430FR5720IRGER

Texas Instruments · Microcontrollers (MCU/MPU/SOC) · QFN-24-EP(4x4)

MSP430FR5720IRGER from Texas Instruments, in a QFN-24-EP(4x4). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 P1.0/TA0.1/DMAE0/RTCCLK/A0/CD0/VeREF- bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TA0 CCR1 capture/compare, external DMA trigger, RTC clock calibration output, ADC input A0, Comparator_D input CD0, external reference voltage (not available on devices without ADC).
2 P1.1/TA0.2/TA1CLK/CDOUT/A1/CD1/VeREF+ bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TA0 CCR2 capture/compare, TA1 input clock, Comparator_D output, ADC input A1, Comparator_D input CD1, input for external reference voltage (not available on devices without ADC).
3 P1.2/TA1.1/TA0CLK/CDOUT/A2/CD2 bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TA1 CCR1 capture/compare, TA0 input clock, Comparator_D output, ADC input A2 (not available on devices without ADC), Comparator_D input CD2.
4 P1.3/TA1.2/UCB0STE/A3/CD3 bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TA1 CCR2 capture/compare, eUSCI_B0 SPI slave transmit enable, ADC input A3 (not available on devices without ADC), Comparator_D input CD3.
5 P1.4/TB0.1/UCA0STE/A4/CD4 bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TB0 CCR1 capture/compare, eUSCI_A0 SPI slave transmit enable, ADC input A4 (not available on devices without ADC), Comparator_D input CD4.
6 P1.5/TB0.2/UCA0CLK/A5/CD5 bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TB0 CCR2 capture/compare, eUSCI_A0 SPI clock signal (input in slave mode, output in master mode), ADC input A5 (not available on devices without ADC), Comparator_D input CD5.
7 PJ.0/TDO/TB0OUTH/SMCLK/CD6 bidirectional General-purpose digital I/O; JTAG test data output; switch all TB0 PWM outputs to high impedance; SMCLK clock output; Comparator_D input CD6.
8 PJ.1/TDI/TCLK/TB1OUTH/MCLK/CD7 bidirectional General-purpose digital I/O; JTAG test data or test clock input; switch all TB1 PWM outputs to high impedance (not available on MSP430FR5720); MCLK clock output; Comparator_D input CD7.
9 PJ.2/TMS/TB2OUTH/ACLK/CD8 bidirectional General-purpose digital I/O; JTAG test mode select; switch all TB2 PWM outputs to high impedance (not available on MSP430FR5720); ACLK clock output; Comparator_D input CD8.
10 PJ.3/TCK/CD9 bidirectional General-purpose digital I/O; JTAG test clock input; Comparator_D input CD9.
11 TEST/SBWTCK input Test mode enable pin to activate JTAG signals; Spy-Bi-Wire input clock for serial programming and debugging.
12 RST/NMI/SBWTDIO bidirectional Reset input (active low); non-maskable interrupt input; Spy-Bi-Wire data input/output for JTAG debugging and BSL programming.
13 P2.0/TB2.0/UCA0TXD/UCA0SIMO/TB0CLK/ACLK bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TB2 CCR0 capture/compare (not available on MSP430FR5720); eUSCI_A0 UART transmit data or SPI slave-in-master-out; TB0 clock input; ACLK clock output.
14 P2.1/TB2.1/UCA0RXD/UCA0SOMI/TB0.0 bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TB2 CCR1 capture/compare (not available on MSP430FR5720); eUSCI_A0 UART receive data or SPI slave-out-master-in; TB0 CCR0 capture/compare.
15 P2.2/TB2.2/UCB0CLK/TB1.0 bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TB2 CCR2 capture/compare (not available on MSP430FR5720); eUSCI_B0 SPI clock (input in slave mode, output in master mode); TB1 CCR0 capture/compare (not available on MSP430FR5720).
16 P1.6/TB1.1/UCB0SIMO/UCB0SDA/TA0.0 bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TB1 CCR1 capture/compare (not available on MSP430FR5720); eUSCI_B0 SPI slave-in-master-out or I2C SDA; TA0 CCR0 capture/compare.
17 P1.7/TB1.2/UCB0SOMI/UCB0SCL/TA1.0 bidirectional General-purpose digital I/O with port interrupt and LPMx.5 wake-up; TB1 CCR2 capture/compare (not available on MSP430FR5720); eUSCI_B0 SPI slave-out-master-in or I2C SCL; TA1 CCR0 capture/compare.
18 VCORE power_in Regulated core power supply for internal CPU use only; no external DC loading permissible; connect 470 nF capacitor to VSS for decoupling.
19 DVSS power_in Digital ground supply; reference point for all digital circuits and measurements.
20 DVCC power_in Digital power supply; voltage range 2.0 V to 3.6 V recommended for program execution and FRAM write operations.
21 PJ.4/XIN bidirectional General-purpose digital I/O; crystal oscillator XT1 input terminal for low-frequency (32 kHz) or high-frequency crystal operation; bypass input when XT1BYPASS enabled.
22 PJ.5/XOUT bidirectional General-purpose digital I/O; crystal oscillator XT1 output terminal for low-frequency or high-frequency crystal operation; configurable as GPIO when XT1BYPASS enabled.
23 AVSS power_in Analog ground supply; reference point for all analog circuits, ADC, comparator, and reference module; connect to DVSS.
24 AVCC power_in Analog power supply; voltage range 2.0 V to 3.6 V; connect to DVCC with maximum 0.3 V difference during operation.
25 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package QFN-24-EP(4x4)
Category Embedded Processors & Controllers
Pins 25

CAD (KiCad official)

  • Symbol: MSP430FR5720IRGER
  • Footprint: Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm
  • 3D model: QFN-24-EP(4x4) (KiCad packages3D, STEP)
  • 3D model files: msp430fr5720irger-etched.step / msp430fr5720irger-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msp430fr5720irger.step / msp430fr5720irger.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (121 pp, sha256 b5aa02b1a6c2f458, retrieved 2026-09-22, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF