Page 8 - Silicon Labs Products - RF Transceiver ICs

EZR32HG320F32R67G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock7,146
EZR32HG220F32R63G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock6,804
EZR32HG320F64R60G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock2,736
EZR32HG320F32R61G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock3,582
EM342-RTR
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-VFQFN

Package: 48-VFQFN Exposed Pad

Stock6,894
EZR32HG220F64R67G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock4,068
SI4464-B1B-FMR
Silicon Labs

IC RF TXRX+MCU ISM<1GHZ 20-VFQFN

Package: 20-VFQFN Exposed Pad

Stock2,088
EZR32HG320F32R60G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock8,118
EZR32HG220F64R61G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock8,226
SI1065-A-GMR
Silicon Labs

IC RF TXRX+MCU ISM<1GHZ 36-WFQFN

Package: 36-WFQFN Exposed Pad

Stock2,502
EZR32HG220F32R67G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock7,308
EZR32HG220F32R61G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock2,196
EZR32HG220F64R60G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock5,994
SI1084-A-GMR
Silicon Labs

IC RF TXRX+MCU ISM<1GHZ 36-WFQFN

Package: 36-WFQFN Exposed Pad

Stock2,538
EZR32HG220F32R60G-B0R
Silicon Labs

IC RF TXRX+MCU 802.15.4 48-QFN

Package: 48-VFQFN Exposed Pad

Stock8,190
SI1085-A-GMR
Silicon Labs

IC RF TXRX+MCU ISM<1GHZ 36-WFQFN

Package: 36-WFQFN Exposed Pad

Stock5,472
EFR32BG1B132F256GM48-C0R
Silicon Labs

IC RF TXRX+MCU BLUETOOTH 48QFN

Package: 48-VFQFN Exposed Pad

Stock2,286
SI4431-B1-FMR
Silicon Labs

IC RF TXRX ISM<1GHZ 20-VFQFN

Package: 20-VFQFN Exposed Pad

Stock82,068
SI4421-A1-FTR
Silicon Labs

IC RF TXRX ISM<1GHZ 16-TSSOP

Package: 16-TSSOP (0.173", 4.40mm Width)

Stock6,300
SI4421-A0-FTR
Silicon Labs

IC RF TXRX ISM<1GHZ 16-TSSOP

Package: 16-TSSOP (0.173", 4.40mm Width)

Stock8,352

Part Number	Manufacturer	Description	Package	Stock	RF Family/Standard	Protocol	Modulation	Frequency	Data Rate (Max)	Power - Output	Sensitivity	Memory Size	Serial Interfaces	GPIO	Voltage - Supply	Current - Receiving	Current - Transmitting	Operating Temperature	Package / Case
EZR32HG320F32R67G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 13dBm Sensitivity: -133dBm Memory Size: 32kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 25 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock7,146	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	13dBm	-133dBm	32kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	25	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EZR32HG220F32R63G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 20dBm Sensitivity: -126dBm Memory Size: 32kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 25 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock6,804	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	20dBm	-126dBm	32kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	25	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EZR32HG320F64R60G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 13dBm Sensitivity: -126dBm Memory Size: 64kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 25 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock2,736	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	13dBm	-126dBm	64kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	25	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EZR32HG320F32R61G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 16dBm Sensitivity: -126dBm Memory Size: 32kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 25 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock3,582	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	16dBm	-126dBm	32kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	25	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EM342-RTR	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-VFQFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: Zigbee? Modulation: O-QPSK Frequency: 2.4GHz Data Rate (Max): 5Mbps Power - Output: 8dBm Sensitivity: -102dBm Memory Size: 128kB Flash, 12kB RAM Serial Interfaces: JTAG, SPI, UART GPIO: 16 Voltage - Supply: 2.1 V ~ 3.6 V Current - Receiving: 22mA ~ 28.5mA Current - Transmitting: 21.5mA ~ 43.5mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock6,894	802.15.4	Zigbee?	O-QPSK	2.4GHz	5Mbps	8dBm	-102dBm	128kB Flash, 12kB RAM	JTAG, SPI, UART	16	2.1 V ~ 3.6 V	22mA ~ 28.5mA	21.5mA ~ 43.5mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EZR32HG220F64R67G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 13dBm Sensitivity: -133dBm Memory Size: 64kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 25 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock4,068	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	13dBm	-133dBm	64kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	25	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
SI4464-B1B-FMR	Silicon Labs	IC RF TXRX+MCU ISM<1GHZ 20-VFQFN Type: TxRx + MCU RF Family/Standard: General ISM < 1GHz Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 119MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 20dBm (Max) Sensitivity: -126dBm Memory Size: - Serial Interfaces: SPI GPIO: 4 Voltage - Supply: 1.8 V ~ 3.6 V Current - Receiving: 10.7mA ~ 13.7mA Current - Transmitting: 70mA ~ 85mA Operating Temperature: -40°C ~ 85°C Package / Case: 20-VFQFN Exposed Pad	Package: 20-VFQFN Exposed Pad	Stock2,088	General ISM < 1GHz	-	4GFSK, GFSK, GMSK, OOK	119MHz ~ 1.05GHz	1Mbps	20dBm (Max)	-126dBm	-	SPI	4	1.8 V ~ 3.6 V	10.7mA ~ 13.7mA	70mA ~ 85mA	-40°C ~ 85°C	20-VFQFN Exposed Pad
EZR32HG320F32R60G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 13dBm Sensitivity: -126dBm Memory Size: 32kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 25 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock8,118	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	13dBm	-126dBm	32kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	25	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EZR32HG220F64R61G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 16dBm Sensitivity: -126dBm Memory Size: 64kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 27 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock8,226	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	16dBm	-126dBm	64kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	27	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
SI1065-A-GMR	Silicon Labs	IC RF TXRX+MCU ISM<1GHZ 36-WFQFN Type: TxRx + MCU RF Family/Standard: General ISM < 1GHz Protocol: - Modulation: 4FSK, 4GFSK, FSK, GFSK, OOK Frequency: 283MHz ~ 350MHz, 425MHz ~ 525MHz, 850MHz ~ 960MHz Data Rate (Max): 500kbps Power - Output: 13dBm Sensitivity: -116dBm Memory Size: 32kB Flash, 4kB RAM Serial Interfaces: I2C, SPI, UART GPIO: 15 Voltage - Supply: 1.8 V ~ 3.6 V Current - Receiving: 10.7mA ~ 13.7mA Current - Transmitting: 18mA ~ 29mA Operating Temperature: -40°C ~ 85°C Package / Case: 36-WFQFN Exposed Pad	Package: 36-WFQFN Exposed Pad	Stock2,502	General ISM < 1GHz	-	4FSK, 4GFSK, FSK, GFSK, OOK	283MHz ~ 350MHz, 425MHz ~ 525MHz, 850MHz ~ 960MHz	500kbps	13dBm	-116dBm	32kB Flash, 4kB RAM	I2C, SPI, UART	15	1.8 V ~ 3.6 V	10.7mA ~ 13.7mA	18mA ~ 29mA	-40°C ~ 85°C	36-WFQFN Exposed Pad
EZR32HG220F32R67G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 13dBm Sensitivity: -133dBm Memory Size: 32kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 27 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock7,308	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	13dBm	-133dBm	32kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	27	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EZR32HG220F32R61G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 16dBm Sensitivity: -126dBm Memory Size: 32kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 27 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock2,196	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	16dBm	-126dBm	32kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	27	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EZR32HG220F64R60G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 13dBm Sensitivity: -126dBm Memory Size: 64kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 27 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock5,994	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	13dBm	-126dBm	64kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	27	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
SI1084-A-GMR	Silicon Labs	IC RF TXRX+MCU ISM<1GHZ 36-WFQFN Type: TxRx + MCU RF Family/Standard: General ISM < 1GHz Protocol: - Modulation: 4FSK, 4GFSK, FSK, GFSK, OOK Frequency: 283MHz ~ 350MHz, 425MHz ~ 525MHz, 850MHz ~ 960MHz Data Rate (Max): 500kbps Power - Output: 13dBm Sensitivity: -116dBm Memory Size: 16kB Flash, 768B RAM Serial Interfaces: I2C, SPI, UART GPIO: 15 Voltage - Supply: 1.8 V ~ 3.6 V Current - Receiving: 10.7mA ~ 13.7mA Current - Transmitting: 18mA ~ 29mA Operating Temperature: -40°C ~ 85°C Package / Case: 36-WFQFN Exposed Pad	Package: 36-WFQFN Exposed Pad	Stock2,538	General ISM < 1GHz	-	4FSK, 4GFSK, FSK, GFSK, OOK	283MHz ~ 350MHz, 425MHz ~ 525MHz, 850MHz ~ 960MHz	500kbps	13dBm	-116dBm	16kB Flash, 768B RAM	I2C, SPI, UART	15	1.8 V ~ 3.6 V	10.7mA ~ 13.7mA	18mA ~ 29mA	-40°C ~ 85°C	36-WFQFN Exposed Pad
EZR32HG220F32R60G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 13dBm Sensitivity: -126dBm Memory Size: 32kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 27 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock8,190	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	13dBm	-126dBm	32kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	27	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
SI1085-A-GMR	Silicon Labs	IC RF TXRX+MCU ISM<1GHZ 36-WFQFN Type: TxRx + MCU RF Family/Standard: General ISM < 1GHz Protocol: - Modulation: 4FSK, 4GFSK, FSK, GFSK, OOK Frequency: 283MHz ~ 350MHz, 425MHz ~ 525MHz, 850MHz ~ 960MHz Data Rate (Max): 500kbps Power - Output: 13dBm Sensitivity: -116dBm Memory Size: 8kB Flash, 768B RAM Serial Interfaces: I2C, SPI, UART GPIO: 15 Voltage - Supply: 1.8 V ~ 3.6 V Current - Receiving: 10.7mA ~ 13.7mA Current - Transmitting: 18mA ~ 29mA Operating Temperature: -40°C ~ 85°C Package / Case: 36-WFQFN Exposed Pad	Package: 36-WFQFN Exposed Pad	Stock5,472	General ISM < 1GHz	-	4FSK, 4GFSK, FSK, GFSK, OOK	283MHz ~ 350MHz, 425MHz ~ 525MHz, 850MHz ~ 960MHz	500kbps	13dBm	-116dBm	8kB Flash, 768B RAM	I2C, SPI, UART	15	1.8 V ~ 3.6 V	10.7mA ~ 13.7mA	18mA ~ 29mA	-40°C ~ 85°C	36-WFQFN Exposed Pad
EFR32BG1B132F256GM48-C0R	Silicon Labs	IC RF TXRX+MCU BLUETOOTH 48QFN Type: TxRx + MCU RF Family/Standard: Bluetooth Protocol: Bluetooth v4.0 Modulation: 2FSK, 4FSK, GFSK, GMSK, OQPSK Frequency: 2.4GHz Data Rate (Max): 2Mbps Power - Output: 3dBm Sensitivity: -94dBm Memory Size: 256kB Flash, 32kB RAM Serial Interfaces: I2C, I2S, SPI, UART GPIO: 16 Voltage - Supply: 1.85 V ~ 3.8 V Current - Receiving: 8.7mA Current - Transmitting: 8.2mA ~ 126.7mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock2,286	Bluetooth	Bluetooth v4.0	2FSK, 4FSK, GFSK, GMSK, OQPSK	2.4GHz	2Mbps	3dBm	-94dBm	256kB Flash, 32kB RAM	I2C, I2S, SPI, UART	16	1.85 V ~ 3.8 V	8.7mA	8.2mA ~ 126.7mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
SI4431-B1-FMR	Silicon Labs	IC RF TXRX ISM<1GHZ 20-VFQFN Type: TxRx Only RF Family/Standard: General ISM < 1GHz Protocol: - Modulation: FSK, GFSK, OOK Frequency: 240MHz ~ 930MHz Data Rate (Max): 256kbps Power - Output: 13dBm (Max) Sensitivity: -121dBm Memory Size: - Serial Interfaces: SPI GPIO: 3 Voltage - Supply: 1.8 V ~ 3.6 V Current - Receiving: 18.5mA Current - Transmitting: 17mA ~ 30mA Operating Temperature: -40°C ~ 85°C Package / Case: 20-VFQFN Exposed Pad	Package: 20-VFQFN Exposed Pad	Stock82,068	General ISM < 1GHz	-	FSK, GFSK, OOK	240MHz ~ 930MHz	256kbps	13dBm (Max)	-121dBm	-	SPI	3	1.8 V ~ 3.6 V	18.5mA	17mA ~ 30mA	-40°C ~ 85°C	20-VFQFN Exposed Pad
SI4421-A1-FTR	Silicon Labs	IC RF TXRX ISM<1GHZ 16-TSSOP Type: TxRx Only RF Family/Standard: General ISM < 1GHz Protocol: - Modulation: FSK Frequency: 315MHz, 434MHz, 868MHz, 915MHz Data Rate (Max): 256kbps Power - Output: 7dbm Sensitivity: -110dBm Memory Size: - Serial Interfaces: SPI GPIO: - Voltage - Supply: 2.2 V ~ 3.8 V Current - Receiving: 11mA ~ 13mA Current - Transmitting: 15mA ~ 24mA Operating Temperature: -40°C ~ 85°C Package / Case: 16-TSSOP (0.173", 4.40mm Width)	Package: 16-TSSOP (0.173", 4.40mm Width)	Stock6,300	General ISM < 1GHz	-	FSK	315MHz, 434MHz, 868MHz, 915MHz	256kbps	7dbm	-110dBm	-	SPI	-	2.2 V ~ 3.8 V	11mA ~ 13mA	15mA ~ 24mA	-40°C ~ 85°C	16-TSSOP (0.173", 4.40mm Width)
SI4421-A0-FTR	Silicon Labs	IC RF TXRX ISM<1GHZ 16-TSSOP Type: TxRx Only RF Family/Standard: General ISM < 1GHz Protocol: - Modulation: FSK Frequency: 315MHz, 434MHz, 868MHz, 915MHz Data Rate (Max): 256kbps Power - Output: 7dbm Sensitivity: -110dBm Memory Size: - Serial Interfaces: SPI GPIO: - Voltage - Supply: 2.2 V ~ 3.8 V Current - Receiving: 11mA ~ 13mA Current - Transmitting: 15mA ~ 24mA Operating Temperature: -40°C ~ 85°C Package / Case: 16-TSSOP (0.173", 4.40mm Width)	Package: 16-TSSOP (0.173", 4.40mm Width)	Stock8,352	General ISM < 1GHz	-	FSK	315MHz, 434MHz, 868MHz, 915MHz	256kbps	7dbm	-110dBm	-	SPI	-	2.2 V ~ 3.8 V	11mA ~ 13mA	15mA ~ 24mA	-40°C ~ 85°C	16-TSSOP (0.173", 4.40mm Width)
SI4463-C2A-GMR	Silicon Labs	IC RF TXRX+MCU ISM<1GHZ 20-VFQFN Type: TxRx + MCU RF Family/Standard: General ISM < 1GHz Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 20dBm (Max) Sensitivity: -129dBm Memory Size: - Serial Interfaces: SPI GPIO: 4 Voltage - Supply: 1.8 V ~ 3.6 V Current - Receiving: 10.9mA ~ 13.7mA Current - Transmitting: 44.5mA ~ 88mA Operating Temperature: -40°C ~ 85°C Package / Case: 20-VFQFN Exposed Pad	Package: 20-VFQFN Exposed Pad	Stock7,236	General ISM < 1GHz	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	20dBm (Max)	-129dBm	-	SPI	4	1.8 V ~ 3.6 V	10.9mA ~ 13.7mA	44.5mA ~ 88mA	-40°C ~ 85°C	20-VFQFN Exposed Pad
EFR32BG1B132F256GM32-C0R	Silicon Labs	IC RF TXRX+MCU BLUETOOTH 32QFN Type: TxRx + MCU RF Family/Standard: Bluetooth Protocol: Bluetooth v4.0 Modulation: 2FSK, 4FSK, GFSK, GMSK, OQPSK Frequency: 2.4GHz Data Rate (Max): 2Mbps Power - Output: 3dBm Sensitivity: -94dBm Memory Size: 256kB Flash, 32kB RAM Serial Interfaces: I2C, I2S, SPI, UART GPIO: 16 Voltage - Supply: 1.85 V ~ 3.8 V Current - Receiving: 8.7mA Current - Transmitting: 8.2mA ~ 126.7mA Operating Temperature: -40°C ~ 85°C Package / Case: 32-VFQFN Exposed Pad	Package: 32-VFQFN Exposed Pad	Stock3,580	Bluetooth	Bluetooth v4.0	2FSK, 4FSK, GFSK, GMSK, OQPSK	2.4GHz	2Mbps	3dBm	-94dBm	256kB Flash, 32kB RAM	I2C, I2S, SPI, UART	16	1.85 V ~ 3.8 V	8.7mA	8.2mA ~ 126.7mA	-40°C ~ 85°C	32-VFQFN Exposed Pad
EFR32BG1V132F256GM48-C0R	Silicon Labs	IC RF TXRX+MCU BLUETOOTH 48QFN Type: TxRx + MCU RF Family/Standard: Bluetooth Protocol: Bluetooth v4.0 Modulation: 2FSK, 4FSK, GFSK, GMSK, OQPSK Frequency: 2.4GHz Data Rate (Max): 2Mbps Power - Output: 0dBm Sensitivity: -94dBm Memory Size: 256kB Flash, 16kB RAM Serial Interfaces: I2C, I2S, SPI, UART GPIO: 16 Voltage - Supply: 1.85 V ~ 3.8 V Current - Receiving: 8.7mA Current - Transmitting: 8.2mA ~ 126.7mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock4,806	Bluetooth	Bluetooth v4.0	2FSK, 4FSK, GFSK, GMSK, OQPSK	2.4GHz	2Mbps	0dBm	-94dBm	256kB Flash, 16kB RAM	I2C, I2S, SPI, UART	16	1.85 V ~ 3.8 V	8.7mA	8.2mA ~ 126.7mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EZR32HG320F64R55G-B0R	Silicon Labs	IC RF TXRX+MCU 802.15.4 48-QFN Type: TxRx + MCU RF Family/Standard: 802.15.4 Protocol: - Modulation: 4GFSK, GFSK, GMSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 10dBm Sensitivity: -116dBm Memory Size: 64kB Flash, 8kB RAM Serial Interfaces: I2C, SPI, UART, USART, USB GPIO: 25 Voltage - Supply: 1.98 V ~ 3.8 V Current - Receiving: 11.1mA ~ 13.7mA Current - Transmitting: 18mA ~ 108mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock6,624	802.15.4	-	4GFSK, GFSK, GMSK, OOK	142MHz ~ 1.05GHz	1Mbps	10dBm	-116dBm	64kB Flash, 8kB RAM	I2C, SPI, UART, USART, USB	25	1.98 V ~ 3.8 V	11.1mA ~ 13.7mA	18mA ~ 108mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EFR32BG1B132F128GM48-C0	Silicon Labs	IC RF TXRX+MCU BLUETOOTH 48QFN Type: TxRx + MCU RF Family/Standard: Bluetooth Protocol: Bluetooth v4.0 Modulation: 2FSK, 4FSK, GFSK, GMSK, OQPSK Frequency: 2.4GHz Data Rate (Max): 2Mbps Power - Output: 3dBm Sensitivity: -94dBm Memory Size: 128kB Flash, 32kB RAM Serial Interfaces: I2C, I2S, SPI, UART GPIO: 16 Voltage - Supply: 1.85 V ~ 3.8 V Current - Receiving: 8.7mA Current - Transmitting: 8.2mA ~ 126.7mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock6,822	Bluetooth	Bluetooth v4.0	2FSK, 4FSK, GFSK, GMSK, OQPSK	2.4GHz	2Mbps	3dBm	-94dBm	128kB Flash, 32kB RAM	I2C, I2S, SPI, UART	16	1.85 V ~ 3.8 V	8.7mA	8.2mA ~ 126.7mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
EFR32BG1B132F128GM48-C0R	Silicon Labs	IC RF TXRX+MCU BLUETOOTH 48QFN Type: TxRx + MCU RF Family/Standard: Bluetooth Protocol: Bluetooth v4.0 Modulation: 2FSK, 4FSK, GFSK, GMSK, OQPSK Frequency: 2.4GHz Data Rate (Max): 2Mbps Power - Output: 3dBm Sensitivity: -94dBm Memory Size: 128kB Flash, 32kB RAM Serial Interfaces: I2C, I2S, SPI, UART GPIO: 16 Voltage - Supply: 1.85 V ~ 3.8 V Current - Receiving: 8.7mA Current - Transmitting: 8.2mA ~ 126.7mA Operating Temperature: -40°C ~ 85°C Package / Case: 48-VFQFN Exposed Pad	Package: 48-VFQFN Exposed Pad	Stock2,880	Bluetooth	Bluetooth v4.0	2FSK, 4FSK, GFSK, GMSK, OQPSK	2.4GHz	2Mbps	3dBm	-94dBm	128kB Flash, 32kB RAM	I2C, I2S, SPI, UART	16	1.85 V ~ 3.8 V	8.7mA	8.2mA ~ 126.7mA	-40°C ~ 85°C	48-VFQFN Exposed Pad
SI4420-D1-FTR	Silicon Labs	IC RF TXRX ISM<1GHZ 16-TSSOP Type: TxRx Only RF Family/Standard: General ISM < 1GHz Protocol: - Modulation: FSK Frequency: 315MHz, 434MHz, 868MHz, 915MHz Data Rate (Max): 256kbps Power - Output: 8dBm Sensitivity: -109dBm Memory Size: - Serial Interfaces: SPI GPIO: - Voltage - Supply: 2.2 V ~ 5.4 V Current - Receiving: 11mA ~ 13mA Current - Transmitting: 13mA ~ 24mA Operating Temperature: -40°C ~ 85°C Package / Case: 16-TSSOP (0.173", 4.40mm Width)	Package: 16-TSSOP (0.173", 4.40mm Width)	Stock2,142	General ISM < 1GHz	-	FSK	315MHz, 434MHz, 868MHz, 915MHz	256kbps	8dBm	-109dBm	-	SPI	-	2.2 V ~ 5.4 V	11mA ~ 13mA	13mA ~ 24mA	-40°C ~ 85°C	16-TSSOP (0.173", 4.40mm Width)
SI4468-A2A-IMR	Silicon Labs	IC RF TXRX+MCU 802.15.4 20-VFQFN Type: TxRx + MCU RF Family/Standard: General ISM < 1GHz Protocol: - Modulation: 4FSK, 4GFSK, FSK, GFSK, OOK Frequency: 142MHz ~ 1.05GHz Data Rate (Max): 1Mbps Power - Output: 20dBm (Max) Sensitivity: -133dBm Memory Size: - Serial Interfaces: SPI GPIO: 4 Voltage - Supply: 1.8 V ~ 3.8 V Current - Receiving: 10.9mA ~ 13.7mA Current - Transmitting: 44.5mA ~ 88mA Operating Temperature: -40°C ~ 125°C Package / Case: 20-VFQFN Exposed Pad	Package: 20-VFQFN Exposed Pad	Stock3,454	General ISM < 1GHz	-	4FSK, 4GFSK, FSK, GFSK, OOK	142MHz ~ 1.05GHz	1Mbps	20dBm (Max)	-133dBm	-	SPI	4	1.8 V ~ 3.8 V	10.9mA ~ 13.7mA	44.5mA ~ 88mA	-40°C ~ 125°C	20-VFQFN Exposed Pad