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README

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MSP430FR2475TRHAR

Texas Instruments · Microcontrollers (MCU/MPU/SOC) · VQFN-40-EP(6x6)

MSP430FR2475TRHAR from Texas Instruments, in a VQFN-40-EP(6x6). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 DVCC power_in Main supply input for the digital and I/O modules, specified at 1.8 V to 3.6 V with a 4.7 µF to 10 µF capacitor recommended at DVCC.
2 RST/NMI/SBWTDIO bidirectional Reset input with pullup enabled after BOR, NMI input, or Spy-Bi-Wire data I/O; unused pin should use a 47-kΩ pullup or internal pullup with a 10-nF (or 1.1-nF) pulldown.
3 TEST/SBWTCK input Test mode pin that selects the JTAG pin functions, with Spy-Bi-Wire clock SBWTCK input; an internal pulldown is always enabled, so leave it open if unused.
4 P1.4/UCA0TXD/UCA0SIMO/TA1.2/TCK/A4/VREF+ bidirectional General-purpose I/O (reset state high-impedance) with port interrupt and LPMx.5 wake-up, also eUSCI_A0 TXD/SIMO, Timer TA1.2, JTAG TCK, ADC input A4 and VREF+ output; TI recommends disabling the pin interrupt during JTAG debug.
5 P1.5/UCA0RXD/UCA0SOMI/TA1.1/TMS/A5 bidirectional General-purpose I/O (reset state high-impedance) with port interrupt and LPMx.5 wake-up, also eUSCI_A0 RXD/SOMI, Timer TA1.1, JTAG TMS and ADC input A5.
6 P1.6/UCA0CLK/TA1CLK/TDI/TCLK/A6 bidirectional General-purpose I/O (reset state high-impedance) with port interrupt and LPMx.5 wake-up, also eUSCI_A0 clock, Timer TA1CLK, JTAG TDI/TCLK and ADC input A6.
7 P1.7/UCA0STE/SMCLK/TDO/A7 bidirectional General-purpose I/O (reset state high-impedance) with port interrupt and LPMx.5 wake-up, also eUSCI_A0 STE, SMCLK output, JTAG TDO and ADC input A7.
8 P4.3/UCB1SOMI/UCB1SCL/TB0.5/A8 bidirectional General-purpose I/O (reset state high-impedance), also eUSCI_B1 SOMI/SCL, Timer_B TB0.5 and ADC input A8; this pin has no RHA-package remap to other ports.
9 P4.4/UCB1SIMO/UCB1SDA/TB0.6/A9 bidirectional General-purpose I/O (reset state high-impedance), also eUSCI_B1 SIMO/SDA, Timer_B TB0.6 and ADC input A9.
10 P1.0/UCB0STE/TA0CLK/A0/Veref+ bidirectional General-purpose I/O with port interrupt and LPMx.5 wake-up, also eUSCI_B0 STE, Timer TA0CLK, ADC input A0 and ADC positive reference Veref+.
11 P1.1/UCB0CLK/TA0.1/COMP0.0/A1 bidirectional General-purpose I/O with port interrupt and LPMx.5 wake-up, also eUSCI_B0 clock, Timer TA0.1, eCOMP0 input channel C0 and ADC input A1.
12 P1.2/UCB0SIMO/UCB0SDA/TA0.2/A2/Veref- bidirectional General-purpose I/O with port interrupt and LPMx.5 wake-up, also eUSCI_B0 SIMO/SDA, Timer TA0.2, ADC input A2 and ADC negative reference Veref-.
13 P1.3/UCB0SOMI/UCB0SCL/MCLK/A3 bidirectional General-purpose I/O with port interrupt and LPMx.5 wake-up, also eUSCI_B0 SOMI/SCL, MCLK output and ADC input A3.
14 P2.2/ACLK/COMP0.1 bidirectional General-purpose I/O, also ACLK output and eCOMP0 input channel C1.
15 P4.5/UCB0SOMI/UCB0SCL/TA3.2 bidirectional General-purpose I/O, also eUSCI_B0 SOMI/SCL and Timer TA3.2 in its remapped (TAxRMP) position for this package.
16 P4.6/UCB0SIMO/UCB0SDA/TA3.1 bidirectional General-purpose I/O, also eUSCI_B0 SIMO/SDA and Timer TA3.1 in its remapped (TAxRMP) position for this package.
17 P3.0/TA2.2 bidirectional General-purpose I/O (reset state high-impedance), also Timer TA2.2 CCR2 capture/compare output.
18 P3.3/TA2.1 bidirectional General-purpose I/O (reset state high-impedance), also Timer TA2.1 CCR1 capture/compare output.
19 P2.3/TA2.0 bidirectional General-purpose I/O (reset state high-impedance), also Timer TA2.0 CCR0 capture/compare output.
20 P3.4/TA2CLK/COMP0OUT bidirectional General-purpose I/O (reset state high-impedance), also Timer TA2CLK input and eCOMP0 output COUT.
21 P3.1/UCA1STE bidirectional General-purpose I/O (reset state high-impedance) with eUSCI_A1 STE function.
22 P2.4/UCA1CLK bidirectional General-purpose I/O (reset state high-impedance) with eUSCI_A1 clock function.
23 P2.5/UCA1RXD/UCA1SOMI bidirectional General-purpose I/O (reset state high-impedance) with eUSCI_A1 receive / SOMI function.
24 P2.6/UCA1TXD/UCA1SIMO bidirectional General-purpose I/O (reset state high-impedance) with eUSCI_A1 transmit / SIMO function.
25 DNC unconnected Do not connect; leave this pin unconnected on the board.
26 P3.7/TA3.2 bidirectional General-purpose I/O (reset state high-impedance), also Timer TA3.2 CCR2 capture/compare output.
27 P4.0/TA3.1 bidirectional General-purpose I/O (reset state high-impedance), also Timer TA3.1 CCR1 capture/compare output.
28 P4.1/TA3.0 bidirectional General-purpose I/O (reset state high-impedance), also Timer TA3.0 CCR0 capture/compare output.
29 P4.2/TA3CLK bidirectional General-purpose I/O (reset state high-impedance), also Timer TA3CLK clock input.
30 P2.7/UCB1STE bidirectional General-purpose I/O (reset state high-impedance) with eUSCI_B1 STE function.
31 P3.5/UCB1CLK/TB0TRG bidirectional General-purpose I/O (reset state high-impedance), also eUSCI_B1 clock and Timer_B external trigger input TB0TRG.
32 P3.2/UCB1SIMO/UCB1SDA bidirectional General-purpose I/O (reset state high-impedance) with eUSCI_B1 SIMO/SDA function.
33 P3.6/UCB1SOMI/UCB1SCL bidirectional General-purpose I/O (reset state high-impedance) with eUSCI_B1 SOMI/SCL function.
34 P4.7/UCA0STE/TB0.1 bidirectional General-purpose I/O (reset state high-impedance), also eUSCI_A0 STE and Timer_B TB0.1 output.
35 P5.0/UCA0CLK/TB0.2 bidirectional General-purpose I/O (reset state high-impedance), also eUSCI_A0 clock and Timer_B TB0.2 output.
36 P5.1/UCA0RXD/UCA0SOMI/TB0.3 bidirectional General-purpose I/O (reset state high-impedance), also eUSCI_A0 RXD/SOMI and Timer_B TB0.3 output.
37 P5.2/UCA0TXD/UCA0SIMO/TB0.4 bidirectional General-purpose I/O (reset state high-impedance), also eUSCI_A0 TXD/SIMO and Timer_B TB0.4 output.
38 P2.0/XOUT bidirectional General-purpose I/O (reset state high-impedance), or XOUT output of the 32-kHz crystal oscillator.
39 P2.1/XIN bidirectional General-purpose I/O (reset state high-impedance), or XIN input of the 32-kHz crystal oscillator; the device supports only a 32-kHz crystal or digital clock input in XT1BYPASS mode.
40 DVSS power_in Ground reference for DVCC and the digital and analog modules; connect to system ground.
41 VQFN pad passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VQFN-40-EP(6x6)
Category Embedded Processors & Controllers
Pins 41

CAD (KiCad official)

  • Symbol: MSP430FR2475TRHAR
  • Footprint: Package_DFN_QFN:QFN-40-1EP_6x6mm_P0.5mm_EP4.6x4.6mm
  • 3D model: VQFN-40-EP(6x6) (KiCad packages3D, STEP)
  • 3D model files: msp430fr2475trhar-etched.step / msp430fr2475trhar-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msp430fr2475trhar.step / msp430fr2475trhar.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (119 pp, sha256 c5ddbe428514a331, retrieved 2026-10-07, 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 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (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