# BGM121A256V2 (Component)

## Description

Bluetooth Bluetooth v4\.2 Transceiver Module 2\.4GHz Integrated, Chip Surface Mount  \#commonpartsLibrary 
\#integratedcircuit
\#transceiver
\#rf


## Component Details

- **Owner:** adrian95
- **Created:** 7/27/2025
- **Last Updated:** 7/27/2025
- **Visibility:** Public
- **Manufacturer Part Number:** BGM121A256V2
- **Part Type:** RF Transceiver
- **Package or Case Code:** BGM121A256V2R
- **Manufacturer Name:** Silicon Labs
- **Datasheet URL:** https://www\.silabs\.com/documents/public/data\-sheets/bgm12x\-datasheet\.pdf
- **License:** https://creativecommons\.org/licenses/by/4\.0/

## 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/bgm121a256v2/silicon-labs.html?utm_currency=USD&region=nac) | N/A | N/A |
| [Digi\-Key](https://www.digikey.com/en/products/detail/silicon-labs/BGM121A256V2/7066397) | $12\.37 | 25 |
| [LCSC](https://www.lcsc.com/product-detail/C1526224.html) | $15\.5238 | 10 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Silicon-Labs/BGM121A256V2?qs=8HqIXBaaO6wQu07uJLKnJQ%253D%253D) | $11\.65 | 6 |

- **Part Type:** Integrated Circuits
- **Sub-Type:** RF Semiconductor
- **Manufacturer:** Silicon Labs
- **MPN:** BGM121A256V2
- **Mount Type:** Surface Mount
- **Package / Case Code:** Module
- **Pin Count:** 56
- **Logic Function:** Receiver
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | RESETN |  |
| 2 | GND\_1 |  |
| 3 | GND\_2 |  |
| 4 | 2G4RF\_ANT\_IN |  |
| 5 | 2G4RF\_RF\_PORT |  |
| 6 | GND\_3 |  |
| 7 | PD9 |  |
| 8 | PD10 |  |
| 9 | PD11 |  |
| 10 | PD12 |  |
| 11 | PD13 |  |
| 12 | PD14 |  |
| 13 | PD15 |  |
| 14 | PA0 |  |
| 15 | PA1 |  |
| 16 | PA2 |  |
| 17 | PA3 |  |
| 18 | PA4 |  |
| 19 | PA5 |  |
| 20 | PB11 |  |
| 21 | PB12 |  |
| 22 | PB13 |  |
| 23 | DNC\_1 |  |
| 24 | DNC\_2 |  |
| 25 | GND\_4 |  |
| 26 | V\_BATT |  |
| 27 | GND\_5 |  |
| 28 | V\_1V8 |  |
| 29 | GND\_6 |  |
| 30 | DNC\_3 |  |
| 31 | V\_IOVDD |  |
| 32 | GND\_7 |  |
| 33 | PC6 |  |
| 34 | PC7 |  |
| 35 | PC8 |  |
| 36 | PC9 |  |
| 37 | PC10 |  |
| 38 | PC11 |  |
| 39 | PF0 |  |
| 40 | PF1 |  |
| 41 | PF2 |  |
| 42 | PF3 |  |
| 43 | PF4 |  |
| 44 | PF5 |  |
| 45 | PF6 |  |
| 46 | PF7 |  |
| 47 | GND\_8 |  |
| 48 | HFXO\_IN |  |
| 49 | HFXO\_OUT |  |
| 50 | GND\_9 |  |
| 51 | GND\_10 |  |
| 52 | GND\_11 |  |
| 53 | ANT\_GND |  |
| 54 | GND\_12 |  |
| 55 | GND\_13 |  |
| 56 | GND\_14 |  |

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*Generated from [https://flux\.ai/adrian95/bgm121a256v2\~3fg](https://flux.ai/adrian95/bgm121a256v2~3fg)*