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Contents

README

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MSP430FR2000IRLLT

Texas Instruments · Microcontrollers (MCU/MPU/SOC) · QFN-24-EP(3x3)

MSP430FR2000IRLLT from Texas Instruments, in a QFN-24-EP(3x3). 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 TEST/SBWTCK input Test mode enable pin; Spy-Bi-Wire clock input for JTAG debug interface.
2 RST/NMI/SBWTDIO bidirectional Reset input (active low) with integrated hysteresis; configurable as external NMI or Spy-Bi-Wire data I/O.
3 DVCC power_in Digital core supply voltage; 1.8V to 3.6V with 4.7µF to 10µF bypass capacitor recommended (±20% tolerance or better).
4 DVSS power_in Ground reference for digital core supply.
5 P2.7/TB0CLK/XIN bidirectional General-purpose I/O P2.7; Timer B clock input (TBCLK) or 32kHz crystal oscillator input (XIN).
6 NC unconnected No internal connection; leave floating or connect to ground per application requirements.
7 P2.6/MCLK/XOUT bidirectional General-purpose I/O P2.6; Master Clock output (0-16MHz) or crystal oscillator output (XOUT).
8 P2.0/TB0.1/COUT bidirectional General-purpose I/O P2.0; Timer B capture/compare channel or enhanced comparator output (COUT).
9 NC unconnected No internal connection; leave floating or connect to ground per application requirements.
10 NC unconnected No internal connection; leave floating or connect to ground per application requirements.
11 P2.1/TB0.2 bidirectional General-purpose I/O P2.1; Timer B capture/compare channel (TB0.2).
12 NC unconnected No internal connection; leave floating or connect to ground per application requirements.
13 P1.7/UCA0TXD/UCA0SIMO/TB0.2/TDO/A7/VREF+ bidirectional General-purpose I/O P1.7; UART transmit data, SPI slave-in-master-out, Timer B output, JTAG test data output, or buffered 1.2V reference voltage output.
14 P1.6/UCA0RXD/UCA0SOMI/TB0.1/TDI/TCLK/A6 bidirectional General-purpose I/O P1.6; UART receive data, SPI slave-out-master-in, Timer B capture/compare, or JTAG test data input.
15 P1.5/UCA0CLK/TMS/A5 bidirectional General-purpose I/O P1.5; SPI clock output or JTAG test mode select input.
16 P1.4/UCA0STE/TCK/A4 bidirectional General-purpose I/O P1.4; SPI slave transmit enable or JTAG test clock input.
17 P1.3/UCA0TXD/UCA0SIMO/C3/A3 bidirectional General-purpose I/O P1.3; UART transmit data, SPI slave-in-master-out, or comparator input.
18 NC unconnected No internal connection; leave floating or connect to ground per application requirements.
19 P1.2/UCA0RXD/UCA0SOMI/TB0TRG/C2/A2/Veref- bidirectional General-purpose I/O P1.2; UART receive data, SPI slave-out-master-in, Timer B trigger, comparator input, or ADC negative reference input.
20 P1.0/UCA0STE/SMCLK/C0/A0/Veref+ bidirectional General-purpose I/O P1.0; SPI slave transmit enable, Sub-Master Clock output, comparator input, or ADC positive reference input.
21 NC unconnected No internal connection; leave floating or connect to ground per application requirements.
22 NC unconnected No internal connection; leave floating or connect to ground per application requirements.
23 P1.1/UCA0CLK/ACLK/C1/A1 bidirectional General-purpose I/O P1.1; Auxiliary Clock output (up to 40kHz), SPI clock, or comparator input.
24 NC unconnected No internal connection; leave floating or connect to ground per application requirements.
25 PAD passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package QFN-24-EP(3x3)
Category Embedded Processors & Controllers
Pins 25

CAD (KiCad official)

  • Symbol: MSP430FR2000IRLLT
  • Footprint: Package_DFN_QFN:QFN-24-1EP_3x3mm_P0.4mm_EP1.75x1.6mm
  • 3D model: QFN-24-EP(3x3) (KiCad packages3D, STEP)
  • 3D model files: msp430fr2000irllt-etched.step / msp430fr2000irllt-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msp430fr2000irllt.step / msp430fr2000irllt.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (87 pp, sha256 7505f67fee2c23fa, retrieved 2026-09-27, 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-4-6 (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