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MSP430G2353IPW20R

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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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MSP430G2353IPW20R

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

MSP430G2353IPW20R 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 Digital supply voltage, 1.8 V to 3.6 V during program execution and 2.2 V to 3.6 V during flash programming or erase.
2 P1.0/TA0CLK/ACLK/A0/CA0 bidirectional General-purpose digital I/O (Port P1, interrupt capable, individually programmable pull-up/pull-down) with alternate functions Timer0_A TACLK input, ACLK output, ADC10 analog input A0 and Comparator_A+ input CA0.
3 P1.1/TA0.0/UCA0RXD/UCA0SOMI/A1/CA1 bidirectional General-purpose digital I/O with alternate functions Timer0_A CCI0A capture input and Out0 output, USCI_A0 UART receive data input or SPI slave-out, ADC10 analog input A1, Comparator_A+ input CA1, and BSL data transmit.
4 P1.2/TA0.1/UCA0TXD/UCA0SIMO/A2/CA2 bidirectional General-purpose digital I/O with alternate functions Timer0_A CCI1A capture input and Out1 output, USCI_A0 UART transmit data output or SPI slave-in, ADC10 analog input A2, and Comparator_A+ input CA2.
5 P1.3/ADC10CLK/CAOUT/VREF-/VEREF-/A3/CA3 bidirectional General-purpose digital I/O with alternate functions ADC10 conversion clock output, Comparator_A+ output CAOUT, ADC10 negative reference VREF-/VEREF-, ADC10 analog input A3, and Comparator_A+ input CA3.
6 P1.4/SMCLK/UCB0STE/UCA0CLK/VREF+/VEREF+/A4/CA4/TCK bidirectional General-purpose digital I/O with alternate functions SMCLK output, USCI_B0 slave transmit enable, USCI_A0 clock input/output, ADC10 positive reference VREF+/VEREF+, ADC10 analog input A4, Comparator_A+ input CA4, and JTAG test clock TCK.
7 P1.5/TA0.0/UCB0CLK/UCA0STE/A5/CA5/TMS bidirectional General-purpose digital I/O with alternate functions Timer0_A Out0 output, USCI_B0 clock input/output, USCI_A0 slave transmit enable, ADC10 analog input A5, Comparator_A+ input CA5, JTAG test mode select TMS, and BSL data receive.
8 P2.0/TA1.0 bidirectional General-purpose digital I/O (Port P2, interrupt capable) with alternate functions Timer1_A CCI0A capture input and Out0 output.
9 P2.1/TA1.1 bidirectional General-purpose digital I/O (Port P2, interrupt capable) with alternate functions Timer1_A CCI1A capture input and Out1 output.
10 P2.2/TA1.1 bidirectional General-purpose digital I/O (Port P2, interrupt capable) with alternate functions Timer1_A CCI1B capture input and Out1 output.
11 P2.3/TA1.0 bidirectional General-purpose digital I/O (Port P2, interrupt capable) with alternate functions Timer1_A CCI0B capture input and Out0 output.
12 P2.4/TA1.2 bidirectional General-purpose digital I/O (Port P2, interrupt capable) with alternate functions Timer1_A CCI2A capture input and Out2 output.
13 P2.5/TA1.2 bidirectional General-purpose digital I/O (Port P2, interrupt capable) with alternate functions Timer1_A CCI2B capture input and Out2 output.
14 P1.6/TA0.1/UCB0SOMI/UCB0SCL/A6/CA6/TDI/TCLK bidirectional General-purpose digital I/O with alternate functions Timer0_A Out1 output, USCI_B0 SPI slave-out/master-in or I2C clock SCL, ADC10 analog input A6, Comparator_A+ input CA6, and JTAG test data input or test clock TDI/TCLK during programming and test.
15 P1.7/CAOUT/UCB0SIMO/UCB0SDA/A7/CA7/TDO/TDI bidirectional General-purpose digital I/O with alternate functions Comparator_A+ output CAOUT, USCI_B0 SPI slave-in/master-out or I2C data SDA, ADC10 analog input A7, Comparator_A+ input CA7, and JTAG test data output or input TDO/TDI.
16 RST/NMI/SBWTDIO input Reset input, or non-maskable interrupt input when configured as NMI, and Spy-Bi-Wire test data input/output during programming and test.
17 TEST/SBWTCK input Selects test mode for the JTAG pins on Port 1, has the device protection fuse connected to it, and serves as Spy-Bi-Wire test clock input during programming and test.
18 XOUT/P2.7 bidirectional Crystal oscillator output terminal or general-purpose digital I/O P2.7; if used as an input, excess current flows until P2SEL.7 is cleared after reset.
19 XIN/P2.6/TA0.1 bidirectional Crystal oscillator input terminal, or general-purpose digital I/O P2.6 with alternate function Timer0_A Out1 output.
20 DVSS power_in Ground reference for the digital supply, 0 V.

Key specifications

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

CAD (KiCad official)

  • Symbol: MSP430G2353IPW20R
  • Footprint: Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm
  • 3D model: TSSOP-20 (KiCad packages3D, STEP)
  • 3D model files: msp430g2353ipw20r-etched.step / msp430g2353ipw20r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msp430g2353ipw20r.step / msp430g2353ipw20r.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (88 pp, sha256 6b2ec0d3ff2ce347, retrieved 2026-10-08, 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