ck-components- Wireless MCUs

Founded in 1957, C&K Components, Inc. is a globally recognized leader in the design and manufacture of high-quality electromechanical switches and connectors. Headquartered in Newton, Massachusetts, USA, the company has built a strong reputation over more than six decades for its extensive product range and superior customer service. C&K offers one of the industry's broadest portfolios, with over 40,000 unique standard catalog part numbers readily available. Its core product lines include tactile switches, toggle switches, rocker switches, pushbutton switches, rotary switches, keylock switches, slide switches, DIP switches, and illuminated switches. The company also provides smart card connectors and custom switch solutions tailored to specific application requirements. C&K serves diverse markets such as industrial, automotive, medical, aerospace, and consumer electronics with reliable, precision-engineered components. Renowned for engineering excellence, C&K continuously invests in innovative switch technologies and manufacturing processes. In 2018, C&K Components was acquired by Littelfuse, Inc., enhancing its global capabilities while maintaining its brand identity. Its products

Wireless MCUs - 型号列表

175 parts in total

Mfr Part #	Quantity Available	Price	Part Status	Packaging	Mounting Type	Package / Case	Supplier Device Package	Mfr	Series	Base Product Number	DigiKey Programmable	Operating Temperature	Speed	RAM Size	Core Size	EEPROM Size	Number of I/O	Data Converters	Oscillator Type	Program Memory Size	Program Memory Type	Voltage - Supply (Vcc/Vdd)	Peripherals	Connectivity	Core Processor	GPIO	Frequency	Modulation	Memory Size	Sensitivity	Power - Output	Data Rate (Max)	Voltage - Supply	Serial Interfaces	Current - Receiving	Current - Transmitting	Type	Protocol	RF Family/Standard
EFM8BB31F64I-D-QFP32R Silicon Labs	-		Last Time Buy	Tape & Reel (TR)	Surface Mount	32-TQFP	32-QFP (7x7)	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 125°C (TA)	50MHz	4.25K x 8	8-Bit	-	28	A/D 20x12b; D/A 4x12b	Internal	64KB (64K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFR32BG21B020F768IM32-BR Silicon Labs	-		Active	Tape & Reel (TR)	Surface Mount	32-VFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	Blue Gecko	EFR32BG21B020	Not Verified	-40°C ~ 125°C (TA)	-	-	-	-	-	-	-	-	-	-	-	-	-	20	2.4GHz ~ 2.4835GHz	GFSK	768kB Flash, 64kB RAM	-104.9dBm	20dBm	2Mbps	1.71V ~ 3.8V	I2C, I2S, SPI, IrDA, UART, USART	8.8mA ~ 9.8mA	9.3mA ~ 185mA	TxRx + MCU	Bluetooth v5.1	Bluetooth
EFM8BB31F16G-D-QFN32 Silicon Labs	10	1: $9.03	Active	Tray	Surface Mount	32-UFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 85°C (TA)	50MHz	2.25K x 8	8-Bit	-	29	A/D 20x12b; D/A 2x12b	Internal	16KB (16K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F16G-D-QFP32 Silicon Labs	-		Last Time Buy	Tray	Surface Mount	32-TQFP	32-QFP (7x7)	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 85°C (TA)	50MHz	2.25K x 8	8-Bit	-	28	A/D 20x12b; D/A 2x12b	Internal	16KB (16K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F16I-D-QFN24 Silicon Labs	-		Last Time Buy	Tube	Surface Mount	24-VFQFN Exposed Pad	24-QFN (3x3)	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 125°C (TA)	50MHz	2.25K x 8	8-Bit	-	20	A/D 12x12b; D/A 2x12b	Internal	16KB (16K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F16I-D-QSOP24 Silicon Labs	-		Obsolete	Tube	Surface Mount	24-SSOP (0.154", 3.90mm Width)	24-QSOP	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 125°C (TA)	50MHz	2.25K x 8	8-Bit	-	21	A/D 13x12b; D/A 2x12b	Internal	16KB (16K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F16I-D-QSOP24R Silicon Labs	-		Obsolete	Tape & Reel (TR)	Surface Mount	24-SSOP (0.154", 3.90mm Width)	24-QSOP	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 125°C (TA)	50MHz	2.25K x 8	8-Bit	-	21	A/D 13x12b; D/A 2x12b	Internal	16KB (16K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F32G-D-QFN24 Silicon Labs	-		Active	Tube	Surface Mount	24-VFQFN Exposed Pad	24-QFN (3x3)	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 85°C (TA)	50MHz	2.25K x 8	8-Bit	-	20	A/D 12x12b; D/A 2x12b	Internal	32KB (32K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F32I-D-5QFN32 Silicon Labs	-		Last Time Buy	Tray	Surface Mount	32-WFQFN Exposed Pad	32-QFN (5x5)	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 125°C (TA)	50MHz	2.25K x 8	8-Bit	-	29	A/D 20x12b; D/A 2x12b	Internal	32KB (32K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F32I-D-QFN32 Silicon Labs	-		Last Time Buy	Tube	Surface Mount	32-UFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 125°C (TA)	50MHz	2.25K x 8	8-Bit	-	29	A/D 20x12b; D/A 2x12b	Internal	32KB (32K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F32I-D-QSOP24R Silicon Labs	-		Obsolete	Tape & Reel (TR)	Surface Mount	24-SSOP (0.154", 3.90mm Width)	24-QSOP	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 125°C (TA)	50MHz	2.25K x 8	8-Bit	-	21	A/D 13x12b; D/A 2x12b	Internal	32KB (32K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F64A-D-4QFN24 Silicon Labs	-		Last Time Buy	Tube	Surface Mount	24-WFQFN Exposed Pad	24-QFN (4x4)	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 125°C (TA)	50MHz	4.25K x 8	8-Bit	-	20	A/D 12x12b; D/A 4x12b	Internal	64KB (64K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F64G-D-QFN32 Silicon Labs	1423	1: $19.9745	Active	Tray	Surface Mount	32-UFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 85°C (TA)	50MHz	4.25K x 8	8-Bit	-	29	A/D 20x12b; D/A 4x12b	Internal	64KB (64K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F64I-D-QFN24R Silicon Labs	-		Active	Tape & Reel (TR)	Surface Mount	24-VFQFN Exposed Pad	24-QFN (3x3)	Silicon Labs	Busy Bee	EFM8BB31	Not Verified	-40°C ~ 125°C (TA)	50MHz	4.25K x 8	8-Bit	-	20	A/D 12x12b; D/A 4x12b	Internal	64KB (64K x 8)	FLASH	2.2V ~ 3.6V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB52F16G-C-QFN20 Silicon Laboratories Inc.	24	1: $5.096	Discontinued at DigiKey	Strip	Surface Mount	20-WFQFN Exposed Pad	20-QFN (3x3)	Silicon Labs	Busy Bee	EFM8BB52	Not Verified	-40°C ~ 85°C (TA)	50MHz	1.25K x 8	8-Bit	-	16	A/D 16x12b SAR; D/A 1x10b	Internal	16KB (16K x 8)	FLASH	1.8V ~ 5.5V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB52F16I-C-QFN20R Silicon Laboratories Inc.	-		Active	Tape & Reel (TR)	Surface Mount	20-WFQFN Exposed Pad	20-QFN (3x3)	Silicon Labs	Busy Bee	EFM8BB52	Not Verified	-40°C ~ 125°C (TA)	50MHz	1.25K x 8	8-Bit	-	16	A/D 16x12b SAR; D/A 1x10b	Internal	16KB (16K x 8)	FLASH	1.8V ~ 5.5V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB52F32I-C-QFN20R Silicon Laboratories Inc.	-		Active	Tape & Reel (TR)	Surface Mount	20-WFQFN Exposed Pad	20-QFN (3x3)	Silicon Labs	Busy Bee	EFM8BB52	Not Verified	-40°C ~ 125°C (TA)	50MHz	2.25K x 8	8-Bit	-	16	A/D 16x12b SAR; D/A 1x10b	Internal	32KB (32K x 8)	FLASH	1.8V ~ 5.5V	Brown-out Detect/Reset, POR, PWM, WDT	I2C, SMBus, SPI, UART/USART	CIP-51 8051	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFR32BG21B010F1024IM32-B Silicon Labs	-		Active	Tray	Surface Mount	32-VFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	-	EFR32BG21B010	Not Verified	-40°C ~ 125°C (TA)	-	-	-	-	-	-	-	-	-	-	-	-	-	20	2.4GHz ~ 2.4835GHz	GFSK	1MB Flash, 96kB RAM	-104.9dBm	10dBm	2Mbps	1.71V ~ 3.8V	I2C, I2S, SPI, IrDA, UART, USART	8.8mA ~ 9.8mA	9.3mA ~ 185mA	TxRx + MCU	Bluetooth v5.1	Bluetooth
EFR32BG21B010F1024IM32-BR Silicon Labs	-		Active	Tape & Reel (TR)	Surface Mount	32-VFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	-	EFR32BG21B010	Not Verified	-40°C ~ 125°C (TA)	-	-	-	-	-	-	-	-	-	-	-	-	-	20	2.4GHz ~ 2.4835GHz	GFSK	1MB Flash, 96kB RAM	-104.9dBm	10dBm	2Mbps	1.71V ~ 3.8V	I2C, I2S, SPI, IrDA, UART, USART	8.8mA ~ 9.8mA	9.3mA ~ 185mA	TxRx + MCU	Bluetooth v5.1	Bluetooth
EFR32BG21B010F512IM32-BR Silicon Labs	-		Active	Tape & Reel (TR)	Surface Mount	32-VFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	Blue Gecko	EFR32BG21B010	Not Verified	-40°C ~ 125°C (TA)	-	-	-	-	-	-	-	-	-	-	-	-	-	20	2.4GHz ~ 2.4835GHz	GFSK	512kB Flash, 64kB RAM	-104.9dBm	10dBm	2Mbps	1.71V ~ 3.8V	I2C, I2S, SPI, IrDA, UART, USART	8.8mA ~ 9.8mA	9.3mA ~ 185mA	TxRx + MCU	Bluetooth v5.1	Bluetooth

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ck-components- Wireless MCUs

Wireless MCUs - 型号列表

Package / Case

Supplier Device Package

Data Converters

Number of I/O

Part Status

Packaging

Base Product Number

RAM Size

Program Memory Size

Memory Size

Voltage - Supply (Vcc/Vdd)

Series

Operating Temperature

Power - Output