# MSP430G2202IPW20R

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

MSP430G2202IPW20R 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 | Supply voltage terminal for the digital section of the device. |
| 2 | P1.0/TA0CLK/ACLK | bidirectional | General-purpose digital I/O pin, also Timer0_A TACLK clock input and ACLK signal output. |
| 3 | P1.1/TA0.0 | bidirectional | General-purpose digital I/O pin, also Timer0_A capture CCI0A input and compare Out0 output. |
| 4 | P1.2/TA0.1 | bidirectional | General-purpose digital I/O pin, also Timer0_A capture CCI1A input and compare Out1 output. |
| 5 | P1.3 | bidirectional | General-purpose digital I/O pin; the ADC10 functions printed for this pin are available only on MSP430G2x32 devices and do not apply to this G2x02 part. |
| 6 | P1.4/TA0.2/SMCLK/TCK | bidirectional | General-purpose digital I/O pin, also Timer0_A capture CCI2A input and compare Out2 output, SMCLK signal output, and JTAG test clock input for device programming and test. |
| 7 | P1.5/TA0.0/SCLK/TMS | bidirectional | General-purpose digital I/O pin, also Timer0_A compare Out0 output, USI clock input in I2C mode or clock input/output in SPI mode, and JTAG test mode select input. |
| 8 | P2.0 | bidirectional | General-purpose digital I/O pin with pin-oscillator capacitive-touch capability. |
| 9 | P2.1 | bidirectional | General-purpose digital I/O pin with pin-oscillator capacitive-touch capability. |
| 10 | P2.2 | bidirectional | General-purpose digital I/O pin with pin-oscillator capacitive-touch capability. |
| 11 | P2.3 | bidirectional | General-purpose digital I/O pin with pin-oscillator capacitive-touch capability. |
| 12 | P2.4 | bidirectional | General-purpose digital I/O pin with pin-oscillator capacitive-touch capability. |
| 13 | P2.5 | bidirectional | General-purpose digital I/O pin with pin-oscillator capacitive-touch capability. |
| 14 | P1.6/TA0.1/SDO/SCL/TDI/TCLK | bidirectional | General-purpose digital I/O pin, also Timer0_A compare Out1 output, USI data output in SPI mode or clock in I2C mode, and JTAG TDI/TCLK test data or clock input. |
| 15 | P1.7/SDI/SDA/TDO/TDI | bidirectional | General-purpose digital I/O pin, also USI data input in SPI mode or data in I2C mode, and JTAG TDO/TDI test data output or test data input. |
| 16 | RST/NMI/SBWTDIO | input | Reset input, nonmaskable interrupt input (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; the device protection fuse is connected to TEST; also the Spy-Bi-Wire test clock input during programming and test. |
| 18 | XOUT/P2.7 | bidirectional | Output terminal of the crystal oscillator, or general-purpose digital I/O pin; if used as an input, excess current flows until P2SEL.7 is cleared. |
| 19 | XIN/P2.6/TA0.1 | bidirectional | Input terminal of the crystal oscillator, or general-purpose digital I/O pin, also Timer0_A compare Out1 output. |
| 20 | DVSS | power_in | Ground reference for the digital section of the device. |

## Key specifications

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

## CAD (KiCad official)

- Symbol: `MSP430G2202IPW20R`
- Footprint: `Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm`
- 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files: `msp430g2202ipw20r-etched.step` / `msp430g2202ipw20r-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `msp430g2202ipw20r.step` / `msp430g2202ipw20r.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/msp430g2232) (77 pp, sha256 `6df2cd5fcd8d8260`, retrieved 2026-10-08, tier: lcsc)
- **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](docs/msp430g2202ipw20r-datasheet.pdf)