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MSP430G2402IPW20

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Texas Instruments Microcontrollers (MCU/MPU/SOC), TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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MSP430G2402IPW20

Texas Instruments · Microcontrollers (MCU/MPU/SOC) · TSSOP-20

MSP430G2402IPW20 from Texas Instruments, in a TSSOP-20. 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 Positive supply voltage, 1.8 V to 3.6 V
2 P1.0/TA0CLK/ACLK/A0 bidirectional General-purpose digital I/O pin P1.0; Timer0_A clock signal TACLK input; ACLK signal output; ADC10 analog input A0
3 P1.1/TA0.0/A1 bidirectional General-purpose digital I/O pin P1.1; Timer0_A capture CCI0A input and compare Out0 output; ADC10 analog input A1
4 P1.2/TA0.1/A2 bidirectional General-purpose digital I/O pin P1.2; Timer0_A capture CCI1A input and compare Out1 output; ADC10 analog input A2
5 P1.3/ADC10CLK/VREF-/VEREF-/A3 bidirectional General-purpose digital I/O pin P1.3; ADC10 conversion clock output; ADC10 negative reference voltage VREF-/VEREF-; ADC10 analog input A3
6 P1.4/TA0.2/SMCLK/A4/VREF+/VEREF+/TCK bidirectional General-purpose digital I/O pin P1.4; Timer0_A capture CCI2A input and compare Out2 output; SMCLK signal output; JTAG test clock input TCK; ADC10 positive reference voltage VREF+/VEREF+; ADC10 analog input A4
7 P1.5/TA0.0/SCLK/A5/TMS bidirectional General-purpose digital I/O pin P1.5; Timer0_A compare Out0 output; USI clock input in I2C mode or clock in/output in SPI mode (SCLK); JTAG test mode select input TMS; ADC10 analog input A5
8 P2.0 bidirectional General-purpose digital I/O pin P2.0 with programmable pulldown resistor enabled by P2REN.0
9 P2.1 bidirectional General-purpose digital I/O pin P2.1 with programmable pulldown resistor enabled by P2REN.1
10 P2.2 bidirectional General-purpose digital I/O pin P2.2 with programmable pulldown resistor enabled by P2REN.2
11 P2.3 bidirectional General-purpose digital I/O pin P2.3 with programmable pulldown resistor enabled by P2REN.3
12 P2.4 bidirectional General-purpose digital I/O pin P2.4 with programmable pulldown resistor enabled by P2REN.4
13 P2.5 bidirectional General-purpose digital I/O pin P2.5 with programmable pulldown resistor enabled by P2REN.5
14 P1.6/TA0.1/SDO/SCL/A6/TDI/TCLK bidirectional General-purpose digital I/O pin P1.6; Timer0_A compare Out1 output; USI SPI data output SDO or I2C clock SCL; JTAG test data input TDI or test clock TCLK; ADC10 analog input A6
15 P1.7/SDI/SDA/A7/TDO/TDI bidirectional General-purpose digital I/O pin P1.7; USI SPI data input SDI or I2C data SDA; JTAG test data output TDO or test data input TDI; ADC10 analog input A7
16 RST/NMI/SBWTDIO input Reset input RST; Nonmaskable interrupt input NMI; Spy-Bi-Wire test data I/O SBWTDIO during programming and test
17 TEST/SBWTCK input Test mode select input TEST with device protection fuse connection; Spy-Bi-Wire test clock input SBWTCK during programming and test
18 XOUT/P2.7 bidirectional Crystal oscillator output terminal XOUT; General-purpose digital I/O pin P2.7
19 XIN/P2.6/TA0.1 bidirectional Crystal oscillator input terminal XIN; General-purpose digital I/O pin P2.6; Timer0_A compare Out1 output
20 DVSS power_in Ground reference (negative supply)

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TSSOP-20
Category Embedded Processors & Controllers
Pins 20

CAD (KiCad official)

  • Symbol: MSP430G2402IPW20
  • Footprint: Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm
  • 3D model: TSSOP-20 (KiCad packages3D, STEP)
  • 3D model files: msp430g2402ipw20-etched.step / msp430g2402ipw20-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msp430g2402ipw20.step / msp430g2402ipw20.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (77 pp, sha256 6df2cd5fcd8d8260, retrieved 2026-10-07, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-4-5-20251001 (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