# MSP430F2121IPW (Component)

## Description

4kB \+ 256B Flash, 256B RAM, TSSOP\-20
TI MSP430 16\-bit mixed signal microcontroller
TSSOP\*4\.4x6\.5mm\*P0\.65mm\* 

## Component Details

- **Owner:** kicad\-part\-library
- **Created:** 10/4/2026
- **Last Updated:** 10/4/2026
- **Visibility:** Public
- **Manufacturer Name:** Texas Instruments
- **Manufacturer Part Number:** MSP430F2121IPW
- **Datasheet URL:** https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/c986b6f6eea6e0dcecf27abe9e662d60afcb015c230adbc92fbf35276954d3f2\.pdf
- **Part Type:** Microcontroller
- **Package or Case Code:** TSSOP\-20\_4\.4x6\.5mm\_P0\.65mm

## Distributor Pricing (qty 1)

*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*

| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/msp430f2121ipw/texas-instruments?utm_currency=USD&region=europe) | N/A | N/A |
| [Digi\-Key](https://www.digikey.com/en/products/detail/texas-instruments/MSP430F2121IPW/1571866) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C8337.html) | $3\.3039 | 2 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Texas-Instruments/MSP430F2121IPW?qs=7nS3%25252BbEUL6sW759I0W4yeA%253D%253D) | $3\.63 | 490 |
| [Verical](https://www.verical.com/pd/texas-instruments-microcontroller-MSP430F2121IPW-234482?utm_currency=USD) | N/A | N/A |

- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Texas Instruments
- **MPN:** MSP430F2121IPW
- **Package / Case Code:** 20\-TSSOP
- **Pin Count:** 20
- **Logic Function:** AND
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | TEST | Input |
| 2 | VCC | Power In |
| 3 | P2\.5/CA5 | Bi\-Directional |
| 4 | VSS | Power In |
| 5 | P2\.7/XOUT/CA7 | Bi\-Directional |
| 6 | P2\.6/XIN/CA6 | Bi\-Directional |
| 7 | \~\{RST\}/NMI | Input |
| 8 | P2\.0/ACLK/CA2 | Bi\-Directional |
| 9 | P2\.1/INCLK/CA3 | Bi\-Directional |
| 10 | P2\.2/CAOUT/TA0/CA4 | Bi\-Directional |
| 11 | P2\.3/TA1/CA0 | Bi\-Directional |
| 12 | P2\.4/TA2/CA1 | Bi\-Directional |
| 13 | TACLK/P1\.0 | Bi\-Directional |
| 14 | TA0/P1\.1 | Bi\-Directional |
| 15 | TA1/P1\.2 | Bi\-Directional |
| 16 | TA2/P1\.3 | Bi\-Directional |
| 17 | SMCLK/TCK/P1\.4 | Bi\-Directional |
| 18 | TA0/TMS/P1\.5 | Bi\-Directional |
| 19 | TA1/TCLK/TDI/P1\.6 | Bi\-Directional |
| 20 | TA2/TDI/TDO/P1\.7 | Bi\-Directional |

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*Generated from [https://flux\.ai/kicad\-part\-library/msp430f2121ipw\~xus](https://flux.ai/kicad-part-library/msp430f2121ipw~xus)*