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Contents

README

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MSP430FR5989IRGCT

Texas Instruments · Microcontroller Units (MCUs/MPUs/SOCs) · VQFN-64-EP(9x9)

MSP430FR5989IRGCT from Texas Instruments, in a VQFN-64-EP(9x9). 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 P4.3/UCA0SOMI/UCA0RXD/UCB1STE bidirectional General-purpose digital I/O also providing USCI_A0 SPI slave-out/master-in and UART receive data, and USCI_B1 SPI slave transmit enable.
2 P1.4/UCB0CLK/UCA0STE/TA1.0 bidirectional General-purpose digital I/O also providing USCI_B0 SPI clock, USCI_A0 SPI slave transmit enable, and Timer_A TA1 CCR0 capture/compare output.
3 P1.5/UCB0STE/UCA0CLK/TA0.0 bidirectional General-purpose digital I/O also providing USCI_B0 SPI slave transmit enable, USCI_A0 SPI clock, and Timer_A TA0 CCR0 capture/compare output.
4 P1.6/UCB0SIMO/UCB0SDA/TA0.1 bidirectional General-purpose digital I/O also providing USCI_B0 SPI slave-in/master-out, I2C data, BSL data (I2C BSL devices), and Timer_A TA0 CCR1 capture/compare output.
5 P1.7/UCB0SOMI/UCB0SCL/TA0.2 bidirectional General-purpose digital I/O also providing USCI_B0 SPI slave-out/master-in, I2C clock, BSL clock (I2C BSL devices), and Timer_A TA0 CCR2 capture/compare output.
6 P2.4/TB0.3 bidirectional General-purpose digital I/O also providing Timer_B TB0 CCR3 capture/compare output.
7 P2.5/TB0.4 bidirectional General-purpose digital I/O also providing Timer_B TB0 CCR4 capture/compare output.
8 P2.6/TB0.5/ESIC1OUT bidirectional General-purpose digital I/O also providing Timer_B TB0 CCR5 capture/compare output and ESI Comparator 1 output.
9 P2.7/TB0.6/ESIC2OUT bidirectional General-purpose digital I/O also providing Timer_B TB0 CCR6 capture/compare output and ESI Comparator 2 output.
10 P5.0/TA1.1/MCLK bidirectional General-purpose digital I/O also providing Timer_A TA1 CCR1 capture/compare output and MCLK output.
11 P5.1/TA1.2 bidirectional General-purpose digital I/O also providing Timer_A TA1 CCR2 capture/compare output.
12 P5.2/TA1.0/TA1CLK/ACLK bidirectional General-purpose digital I/O also providing Timer_A TA1 CCR0 capture/compare output, Timer_A TA1 clock input, and ACLK output.
13 P5.3/UCB1STE bidirectional General-purpose digital I/O also providing USCI_B1 SPI slave transmit enable.
14 P3.0/UCB1CLK bidirectional General-purpose digital I/O also providing USCI_B1 SPI clock (slave-mode input or master-mode output).
15 P3.1/UCB1SIMO/UCB1SDA bidirectional General-purpose digital I/O also providing USCI_B1 SPI slave-in/master-out and I2C data.
16 P3.2/UCB1SOMI/UCB1SCL bidirectional General-purpose digital I/O also providing USCI_B1 SPI slave-out/master-in and I2C clock.
17 DVSS1 power_in Digital ground supply.
18 DVCC1 power_in Digital power supply; VCC is specified at 1.8 V to 3.6 V on all DVCC, AVCC and ESIDVCC pins, with 1 µF plus 100 nF decoupling recommended.
19 TEST/SBWTCK input Test mode pin used to select digital I/O on JTAG pins and as Spy-Bi-Wire input clock; it always has an internal pulldown enabled.
20 RST/NMI/SBWTDIO bidirectional Active-low reset input, nonmaskable interrupt input, and Spy-Bi-Wire data input/output.
21 PJ.0/TDO/TB0OUTH/SMCLK/SRSCG1 bidirectional General-purpose digital I/O also providing JTAG test data output, Timer_B TB0 PWM high-impedance switch input, SMCLK output, and low-power debug CPU status bit SCG1.
22 PJ.1/TDI/TCLK/MCLK/SRSCG0 bidirectional General-purpose digital I/O also providing JTAG test data input or test clock, MCLK output, and low-power debug CPU status bit SCG0.
23 PJ.2/TMS/ACLK/SROSCOFF bidirectional General-purpose digital I/O also providing JTAG test mode select, ACLK output, and low-power debug CPU status bit OSCOFF.
24 PJ.3/TCK/COUT/SRCPUOFF bidirectional General-purpose digital I/O also providing JTAG test clock, comparator output, and low-power debug CPU status bit CPUOFF.
25 P3.3/TA1.1/TB0CLK bidirectional General-purpose digital I/O also providing Timer_A TA1 CCR1 capture/compare output and Timer_B TB0 clock input.
26 P3.4/UCA1SIMO/UCA1TXD/TB0.0 bidirectional General-purpose digital I/O also providing USCI_A1 SPI slave-in/master-out, UART transmit data, and Timer_B TB0 CCR0 capture/compare output.
27 P3.5/UCA1SOMI/UCA1RXD/TB0.1 bidirectional General-purpose digital I/O also providing USCI_A1 SPI slave-out/master-in, UART receive data, and Timer_B TB0 CCR1 capture/compare output.
28 P3.6/UCA1CLK/TB0.2 bidirectional General-purpose digital I/O also providing USCI_A1 SPI clock and Timer_B TB0 CCR2 capture/compare output.
29 P3.7/UCA1STE/TB0.3 bidirectional General-purpose digital I/O also providing USCI_A1 SPI slave transmit enable and Timer_B TB0 CCR3 capture/compare output.
30 P2.3/UCA0STE/TB0OUTH bidirectional General-purpose digital I/O also providing USCI_A0 SPI slave transmit enable and Timer_B TB0 PWM high-impedance switch input.
31 P2.2/UCA0CLK/TB0.4/RTCCLK bidirectional General-purpose digital I/O also providing USCI_A0 SPI clock, Timer_B TB0 CCR4 capture/compare output, and RTC clock output for calibration.
32 P2.1/UCA0SOMI/UCA0RXD/TB0.5/DMAE0 bidirectional General-purpose digital I/O also providing USCI_A0 SPI slave-out/master-in, UART receive data, BSL receive (UART BSL devices), Timer_B TB0 CCR5 capture/compare output, and DMA external trigger input.
33 P2.0/UCA0SIMO/UCA0TXD/TB0.6/TB0CLK bidirectional General-purpose digital I/O also providing USCI_A0 SPI slave-in/master-out, UART transmit data, BSL transmit (UART BSL devices), Timer_B TB0 CCR6 capture/compare output, and Timer_B TB0 clock input.
34 DVSS2 power_in Digital ground supply.
35 DVCC2 power_in Digital power supply; VCC is specified at 1.8 V to 3.6 V on all DVCC, AVCC and ESIDVCC pins.
36 P1.3/ESITEST4/TA1.2/A3/C3 bidirectional General-purpose digital I/O also providing ESI test signal 4, Timer_A TA1 CCR2 capture/compare output, analog input A3, and comparator input C3.
37 P1.2/TA1.1/TA0CLK/COUT/A2/C2 bidirectional General-purpose digital I/O also providing Timer_A TA1 CCR1 capture/compare output, Timer_A TA0 clock input, comparator output, analog input A2, and comparator input C2.
38 P1.1/TA0.2/TA1CLK/COUT/A1/C1/VREF+/VeREF+ bidirectional General-purpose digital I/O also providing Timer_A TA0 CCR2 capture/compare output, Timer_A TA1 clock input, comparator output, analog input A1, comparator input C1, and positive reference voltage output or external positive reference input to the ADC.
39 P1.0/TA0.1/DMAE0/RTCCLK/A0/C0/VREF-/VeREF- bidirectional General-purpose digital I/O also providing Timer_A TA0 CCR1 capture/compare output, DMA external trigger input, RTC clock output for calibration, analog input A0, comparator input C0, and negative reference voltage output or external negative reference input to the ADC.
40 P9.0/ESICH0/ESITEST0/A8/C8 bidirectional General-purpose digital I/O also providing ESI channel 0 sensor excitation output and signal input, ESI test signal 0, analog input A8, and comparator input C8.
41 P9.1/ESICH1/ESITEST1/A9/C9 bidirectional General-purpose digital I/O also providing ESI channel 1 sensor excitation output and signal input, ESI test signal 1, analog input A9, and comparator input C9.
42 P9.2/ESICH2/ESITEST2/A10/C10 bidirectional General-purpose digital I/O also providing ESI channel 2 sensor excitation output and signal input, ESI test signal 2, analog input A10, and comparator input C10.
43 P9.3/ESICH3/ESITEST3/A11/C11 bidirectional General-purpose digital I/O also providing ESI channel 3 sensor excitation output and signal input, ESI test signal 3, analog input A11, and comparator input C11.
44 P9.4/ESICI0/A12/C12 bidirectional General-purpose digital I/O also providing ESI channel 0 signal input to comparator, analog input A12, and comparator input C12.
45 P9.5/ESICI1/A13/C13 bidirectional General-purpose digital I/O also providing ESI channel 1 signal input to comparator, analog input A13, and comparator input C13.
46 P9.6/ESICI2/A14/C14 bidirectional General-purpose digital I/O also providing ESI channel 2 signal input to comparator, analog input A14, and comparator input C14.
47 P9.7/ESICI3/A15/C15 bidirectional General-purpose digital I/O also providing ESI channel 3 signal input to comparator, analog input A15, and comparator input C15.
48 ESIDVCC power_in ESI power supply; TI recommends powering it from the same source as DVCC and AVCC, with 1 µF plus 100 nF decoupling.
49 ESIDVSS power_in ESI ground supply.
50 ESICI input ESI Scan IF input to the comparator; left open when unused.
51 ESICOM passive ESI common termination for Scan IF sensors; left open when unused.
52 AVCC1 power_in Analog power supply; VCC is specified at 1.8 V to 3.6 V on all AVCC, DVCC and ESIDVCC pins.
53 AVSS3 power_in Analog ground supply.
54 PJ.7/HFXOUT bidirectional General-purpose digital I/O also providing the output terminal of crystal oscillator XT2.
55 PJ.6/HFXIN bidirectional General-purpose digital I/O also providing the input terminal for crystal oscillator XT2.
56 AVSS1 power_in Analog ground supply.
57 PJ.4/LFXIN bidirectional General-purpose digital I/O also providing the input terminal for crystal oscillator XT1.
58 PJ.5/LFXOUT bidirectional General-purpose digital I/O also providing the output terminal of crystal oscillator XT1.
59 AVSS2 power_in Analog ground supply.
60 P4.0/UCB1SIMO/UCB1SDA/MCLK bidirectional General-purpose digital I/O also providing USCI_B1 SPI slave-in/master-out, I2C data, and MCLK output.
61 P4.1/UCB1SOMI/UCB1SCL/ACLK bidirectional General-purpose digital I/O also providing USCI_B1 SPI slave-out/master-in, I2C clock, and ACLK output.
62 DVSS3 power_in Digital ground supply.
63 DVCC3 power_in Digital power supply; VCC is specified at 1.8 V to 3.6 V on all DVCC, AVCC and ESIDVCC pins.
64 P4.2/UCA0SIMO/UCA0TXD/UCB1CLK bidirectional General-purpose digital I/O also providing USCI_A0 SPI slave-in/master-out, UART transmit data, and USCI_B1 SPI clock.
65 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VQFN-64-EP(9x9)
Category Single Chip Microcomputer/Microcontroller
Pins 65

CAD (KiCad official)

  • Symbol: MSP430FR5989IRGCT
  • Footprint: Package_DFN_QFN:QFN-64-1EP_9x9mm_P0.5mm_EP6x6mm
  • 3D model: VQFN-64-EP(9x9) (KiCad packages3D, STEP)
  • 3D model files: msp430fr5989irgct-etched.step / msp430fr5989irgct-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msp430fr5989irgct.step / msp430fr5989irgct.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (190 pp, sha256 868055019a26de9e, retrieved 2026-10-11, 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