The Silicon Labs BGM111A256V1 is a custom part with medium popularity. The product is an integrated circuit that operates @ a frequency of 2.4 GHz and has a data rate of 100 kbps. The device has a memory size of 32 kB and an interface of I2C, SPI, and UART.

• Mounting Type: surface mount
• RoHS: compliant
• Operating Temperature Range: -40°C to 85°C
• Sensitivity: -93 dBm
• Length: 15 mm
• Height: 2.2 mm
• Width: 13 mm
• Maximum Supply Voltage: 3.8 V
• Minimum Supply Voltage: 2.4 V
• Maximum Supply Current: 8.2 mA
• Current Receiving: 7.5 mA
• Current Transmitting: 8.2 mA