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Contents

README

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MSP430FR2110IRLLR

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

MSP430FR2110IRLLR from Texas Instruments, in a VQFN-24(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 pin and Spy-Bi-Wire clock input; low-impedance input with internal pull-down.
2 RST/NMI/SBWTDIO bidirectional Reset input (active low) / non-maskable interrupt input / Spy-Bi-Wire data bidirectional with configurable pull-up or pull-down resistor.
3 DVCC power_in Digital power supply input; 1.8V to 3.6V with SVS overvoltage and brownout protection.
4 DVSS power_in Digital power supply ground; return path for all digital circuitry.
5 P2.7/TB0CLK/XIN bidirectional GPIO port P2.7 / Timer_B0 clock input / low-frequency crystal oscillator input (32768 Hz); configurable as input or output.
6 NC unconnected Not connected pad; internally unconnected.
7 P2.6/MCLK/XOUT bidirectional GPIO port P2.6 / main clock output / crystal oscillator output (32768 Hz); configurable as input or output.
8 P2.0/TB0.1/COUT bidirectional GPIO port P2.0 / Timer_B0 capture-compare register 1 / comparator output; configurable as input or output.
9 NC unconnected Not connected pad; internally unconnected.
10 NC unconnected Not connected pad; internally unconnected.
11 P2.1/TB0.2 bidirectional GPIO port P2.1 / Timer_B0 capture-compare register 2; configurable as input or output.
12 NC unconnected Not connected pad; internally unconnected.
13 P1.7/UCA0TXD/UCA0SIMO/TB0.2/TDO/A7/VREF+ bidirectional GPIO port P1.7 / UART transmit data / SPI slave in/master out / Timer_B0 CCR2 / JTAG test data output / ADC channel A7 / 1.2V buffered reference output.
14 P1.6/UCA0RXD/UCA0SOMI/TB0.1/TDI/TCLK/A6 bidirectional GPIO port P1.6 / UART receive data / SPI slave out/master in / Timer_B0 CCR1 / JTAG test data and clock input / ADC channel A6.
15 P1.5/UCA0CLK/TMS/A5 bidirectional GPIO port P1.5 / eUSCI_A0 SPI clock input/output / JTAG test mode select / ADC channel A5.
16 P1.4/UCA0STE/TCK/A4 bidirectional GPIO port P1.4 / eUSCI_A0 SPI slave transmit enable / JTAG test clock input / ADC channel A4.
17 P1.3/UCA0TXD/UCA0SIMO/C3/A3 bidirectional GPIO port P1.3 / UART transmit data / SPI slave in/master out / comparator input C3 / ADC channel A3.
18 NC unconnected Not connected pad; internally unconnected.
19 P1.2/UCA0RXD/UCA0SOMI/TB0TRG/C2/A2/Veref- bidirectional GPIO port P1.2 / UART receive data / SPI slave out/master in / Timer_B0 trigger input / comparator input C2 / ADC channel A2 / ADC negative reference input.
20 P1.0/UCA0STE/SMCLK/C0/A0/Veref+ bidirectional GPIO port P1.0 / eUSCI_A0 SPI slave transmit enable / sub-main clock output / comparator input C0 / ADC channel A0 / ADC positive reference (1.5V internal or external).
21 NC unconnected Not connected pad; internally unconnected.
22 NC unconnected Not connected pad; internally unconnected.
23 P1.1/UCA0CLK/ACLK/C1/A1 bidirectional GPIO port P1.1 / eUSCI_A0 SPI clock input/output / auxiliary clock output (up to 40 kHz) / comparator input C1 / ADC channel A1.
24 NC unconnected Not connected pad; internally unconnected; exposed thermal pad connected to DVSS.
25 PAD passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

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

CAD (KiCad official)

  • Symbol: MSP430FR2110IRLLR
  • Footprint: Package_DFN_QFN:QFN-24-1EP_3x3mm_P0.4mm_EP1.75x1.6mm
  • 3D model: VQFN-24(3x3) (KiCad packages3D, STEP)
  • 3D model files: msp430fr2110irllr-etched.step / msp430fr2110irllr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msp430fr2110irllr.step / msp430fr2110irllr.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