# MSP430G2332IPW20R

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

MSP430G2332IPW20R from Texas Instruments, in a TSSOP-20. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | DVCC | power_in | Supply voltage input: 1.8 V to 3.6 V during program execution, 2.2 V to 3.6 V during flash programming. |
| 2 | P1.0/TA0CLK/ACLK/A0 | bidirectional | Digital I/O pin selectable as Timer0_A clock input, ACLK output, or ADC10 analog input A0 (MSP430G2x32 only). |
| 3 | P1.1/TA0.0/A1 | bidirectional | Digital I/O pin selectable as Timer0_A capture/compare input or output, or ADC10 analog input A1 (MSP430G2x32 only). |
| 4 | P1.2/TA0.1/A2 | bidirectional | Digital I/O pin selectable as Timer0_A capture/compare input or output, or ADC10 analog input A2 (MSP430G2x32 only). |
| 5 | P1.3/ADC10CLK/VREF-/VEREF-/A3 | bidirectional | Digital I/O pin selectable as ADC10 conversion clock output, negative reference voltage, or ADC10 analog input A3 (MSP430G2x32 only). |
| 6 | P1.4/TA0.2/SMCLK/A4/VREF+/VEREF+/TCK | bidirectional | Digital I/O pin selectable as Timer0_A capture/compare input or output, SMCLK output, ADC10 positive reference, or JTAG test clock input (ADC on MSP430G2x32 only). |
| 7 | P1.5/TA0.0/SCLK/A5/TMS | bidirectional | Digital I/O pin selectable as Timer0_A capture/compare output, USI clock in SPI/I2C mode, ADC10 analog input A5, or JTAG test mode select input (ADC on MSP430G2x32 only). |
| 8 | P2.0 | bidirectional | Digital I/O pin with programmable pullup and pulldown resistor and edge-selectable interrupt capability. |
| 9 | P2.1 | bidirectional | Digital I/O pin with programmable pullup and pulldown resistor and edge-selectable interrupt capability. |
| 10 | P2.2 | bidirectional | Digital I/O pin with programmable pullup and pulldown resistor and edge-selectable interrupt capability. |
| 11 | P2.3 | bidirectional | Digital I/O pin with programmable pullup and pulldown resistor and edge-selectable interrupt capability. |
| 12 | P2.4 | bidirectional | Digital I/O pin with programmable pullup and pulldown resistor and edge-selectable interrupt capability. |
| 13 | P2.5 | bidirectional | Digital I/O pin with programmable pullup and pulldown resistor and edge-selectable interrupt capability. |
| 14 | P1.6/TA0.1/SDO/SCL/A6/TDI/TCLK | bidirectional | Digital I/O pin selectable as Timer0_A capture/compare input or output, USI data output (SPI) or I2C clock, ADC10 analog input A6, or JTAG test data input (ADC on MSP430G2x32 only). |
| 15 | P1.7/SDI/SDA/A7/TDO/TDI | bidirectional | Digital I/O pin selectable as USI data input (SPI) or I2C data, ADC10 analog input A7, or JTAG test data output/input (ADC on MSP430G2x32 only). |
| 16 | RST/NMI/SBWTDIO | input | Reset input requiring minimum 2 µs pulse width for device reset acceptance, nonmaskable interrupt input, or Spy-Bi-Wire test data I/O during programming. |
| 17 | TEST/SBWTCK | input | Test mode select input for JTAG on Port 1 with device protection fuse connected, internal pulldown resistance 25 to 90 kΩ, or Spy-Bi-Wire test clock input. |
| 18 | XOUT/P2.7 | output | Crystal oscillator output terminal or general-purpose digital I/O pin P2.7; excess current flows until P2SEL.7 is cleared if used as input. |
| 19 | XIN/P2.6/TA0.1 | input | Crystal oscillator input terminal, general-purpose digital I/O pin P2.6, or Timer0_A compare output. |
| 20 | DVSS | power_in | Ground reference, 0 V. |

## Key specifications

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

## CAD (KiCad official)

- Symbol: `MSP430G2332IPW20R`
- Footprint: `Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm`
- 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files: `msp430g2332ipw20r-etched.step` / `msp430g2332ipw20r-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `msp430g2332ipw20r.step` / `msp430g2332ipw20r.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/msp430g2332) (77 pp, sha256 `6df2cd5fcd8d8260`, retrieved 2026-09-23, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-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](docs/msp430g2332ipw20r-datasheet.pdf)