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Silicon Labs BGM121A256V2

RF TXRX MOD BLUETOOTH CHIP SMD

Answer first: this page is a purchasing reference for the exact part number BGM121A256V2 from Silicon Labs. Use it to start datasheet, package, manufacturer and RFQ verification; do not treat page text as a live stock, price or lead-time promise.

Manufacturer: Silicon Labs Part number: BGM121A256V2 Package: 56-SMD Module RFQ verification required

Key Parameters

Part NumberBGM121A256V2
ManufacturerSilicon Labs
CategoryRF Transceiver Modules and Modems
package56-SMD Module
seriesBlue Gecko
packagingTray
product statusActive
param 1Not Verified
param 2Bluetooth
param 3Bluetooth v4.2
param 4GFSK
param 52.4GHz
param 61Mbps
param 78dBm
param 8-90dBm
param 9I2C, I2S, SPI, UART
param 10Integrated, Chip
param 11EFR32BG
param 12256kB Flash, 32kB RAM
param 131.85V ~ 3.8V
param 149mA
param 158.2mA
param 16Surface Mount
param 17-40°C ~ 85°C

Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.

How to Verify BGM121A256V2 Before Ordering

Datasheet and parameter checks

  • Confirm the full manufacturer part number, not only a shortened search keyword.
  • Compare package, pinout, dimensions, voltage or rating fields, temperature range and compliance wording against the released BOM.
  • Use the manufacturer datasheet or drawing for electrical and mechanical limits before approving a substitute.

RFQ fields SENICO needs

  • Send exact part number, manufacturer, quantity, target delivery date, destination and required packaging.
  • State whether alternates are allowed, and list any date-code, certificate, traceability or customer AVL requirement.
  • Keep exact stock, factory lead time and proposed alternatives in separate quote lanes.

For BGM121A256V2, SENICO recommends checking manufacturer marking, package, date code, requested quantity, approved vendor requirements and replacement risk before issuing a purchase order. If a supplier suggests an equivalent, record the changed fields and approval owner before comparing price.

We do not treat displayed data as a real-time stock or price commitment. The RFQ reply is the verified commercial reference.

Related buying guides: stock and lead-time verification, equivalent IC comparison, and BOM RFQ preparation.