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C&K Components, Inc.
Embedded Microcontrollers

C&K Components, Inc.- Embedded Microcontrollers

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 are trusted worldwide for durability, compliance with international standards, and consistent performance. Through a robust global distribution network, including major partners like Future Electronics, C&K ensures fast, reliable access to its components.

Embedded Microcontrollers - 型号列表

178 parts in total

Mfr Part #	Quantity Available	Price	Packaging	Mounting Type	Series	Operating Temperature	Base Product Number	Part Status	Package / Case	Supplier Device Package	Mfr	DigiKey Programmable	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	Type	Lead Time	Subcategory	Product Category	Standard Package	Factory Pack Quantity	RoHS	EU RoHS	Circuit	Operation	Voltage Rating	Switch Function	Current Rating (Max)	Insulation Resistance	Switch Function/Rating	Contact Rating @ Voltage	Turn On / Turn Off Time (Typ)	Depth	Overtravel	Actuator Type	Terminal Type	Actuator Length	Operating Force	Length - Overall	Termination Style	Number of Contacts	Actuator Style/Size	Switch Actuation Level	Rotational Life (Cycles Min)	Electrical Life	Industry Aliases	Operating Position	Mechanical Life	Automotive	Leadfree Defin	Width	Height	Length	Plating	Termination	Contact Type	MOQ	Unit Pack	Voltage - Supply	Connector Type	Circuit Type	Ingress Protection	Switch Time (Ton, Toff) (Max)	Matchcode	Standard Leadtime	GPIO	Frequency	Modulation	Memory Size	Sensitivity	Power - Output	Data Rate (Max)	Serial Interfaces	Current - Receiving	Current - Transmitting	Protocol	RF Family/Standard
5 DDS001 DETECT Switch Detector N.O. SPST Plunger PC Pins 0.1A 30VDC Thru-Hole Bulk SWITCH DETECTOR SPST TOP ACT 30V Detector Switches N.O. SPST 0.1A DDS001 DETECT SPST-NO THT VERTIC c&k components	4224	1: ¥3.74	Bulk	Through Hole	DDS	-20°C ~ 70°C	HORIZONTAL	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	Micro Mini Thru-Hole	56 Days	Switch Detector	Detector Switches	100	100	Lead free / RoHS Compliant	Compliant	SPST-NO	Vertical	30V	Off-Mom	100mA (DC)	100	N.O.	0.1 A	2 mm	3.3	0.079" (2.0mm)	Overtravel Plunger	PC Pins	2.8	40gf	6.3	PC Pin	2	Plunger	SPST	3	50,000 Cycles	DDS001	0.317" (8.05mm)	50,000 Cycles	NO	RoHS-conform	3.3 mm	8.5 mm	6.3 mm	AG	THT	SPST	-	-	-	NO Y/N	SPST-NO	NO	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
5 DDS003 DETECT Switch Detector N.O. SPST Plunger PC Pins 0.1A 30VDC Thru-Hole Bulk DETECT SPST-NO THTRA HORIZ SWITCH DETECTOR SPST HORIZ 30V Detector Switches N.O. SPST 0.1A c&k components	350	154: ¥4.42	Bulk	Through Hole	DDS	-25 to 85°C	Rightangle	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	Micro Mini Thru-Hole	56 Days	Switch Detector	Detector Switches	100	100	Lead free / RoHS Compliant	Compliant	SPST-NO	Right Angle, Actuator Left	30V	Off-Mom	100mA (DC)	100	N.O.	0.1 A	2 mm	9.5	0.079" (2.0mm)	Overtravel Plunger	PC Pins	2.4	40gf	6.3	PC Pin	2	Plunger	SPST	3	50000cycles	DDS003	0.197" (5.0mm)	50,000 Cycles	NO	RoHS-conform	6.3mm	4.3mm	8.5mm	Ag	THT	SPST	500	100	30 DCV	-	-	-	100mA	DDS003	10 weeks	-	-	-	-	-	-	-	-	-	-	-	-
4 DDS002 DETECT Switch Detector N.O. SPST Plunger PC Pins 0.1A 30VDC Thru-Hole Bulk Detect SWITCH DETECTOR SPST HORIZ 30V Detector Switches Switch Detector Spst Horizontal c&k components	170	1: ¥7.684	Bulk	Through Hole	DDS	-20°C ~ 70°C	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	Micro Mini Thru-Hole	56 Days	Switch Detector	Detector Switches	100	100	Lead free / RoHS Compliant	Compliant	SPST-NO	Right Angle, Actuator Right	30V	Off-Mom	100mA (DC)	100	N.O.	0.1 A	2 mm	9.5	0.079" (2.0mm)	Overtravel Plunger	PC Pins	2.4	40gf	6.3	PC Pin	2	Plunger	SPST	3	50,000 Cycles	DDS002	0.197" (5.0mm)	50,000 Cycles	-	-	-	-	-	-	-	-	500	100	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
EFM8BB31F64I-D-QFP32R IC MCU 8BIT 64KB FLASH 32QFP Silicon Labs	-		Tape & Reel (TR)	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB31	Last Time Buy	32-TQFP	32-QFP (7x7)	Silicon Labs	Not Verified	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 IC RF TXRX+MCU BLE 32QFN Silicon Labs	-		Tape & Reel (TR)	Surface Mount	Blue Gecko	-40°C ~ 125°C (TA)	EFR32BG21B020	Active	32-VFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	Not Verified	-	-	-	-	-	-	-	-	-	-	-	-	-	TxRx + MCU	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1.71V ~ 3.8V	-	-	-	-	-	-	20	2.4GHz ~ 2.4835GHz	GFSK	768kB Flash, 64kB RAM	-104.9dBm	20dBm	2Mbps	I2C, I2S, SPI, IrDA, UART, USART	8.8mA ~ 9.8mA	9.3mA ~ 185mA	Bluetooth v5.1	Bluetooth
EFM8BB31F16G-D-QFN32 IC MCU 8BIT 16KB FLASH 32QFN Silicon Labs	10	1: ¥9.03	Tray	Surface Mount	Busy Bee	-40°C ~ 85°C (TA)	EFM8BB31	Active	32-UFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	Not Verified	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 IC MCU 8BIT 16KB FLASH 32QFP Silicon Labs	-		Tray	Surface Mount	Busy Bee	-40°C ~ 85°C (TA)	EFM8BB31	Last Time Buy	32-TQFP	32-QFP (7x7)	Silicon Labs	Not Verified	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 IC MCU 8BIT 16KB FLASH 24QFN Silicon Labs	-		Tube	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB31	Last Time Buy	24-VFQFN Exposed Pad	24-QFN (3x3)	Silicon Labs	Not Verified	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 IC MCU 8BIT 16KB FLASH 24QSOP Silicon Labs	-		Tube	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB31	Obsolete	24-SSOP (0.154", 3.90mm Width)	24-QSOP	Silicon Labs	Not Verified	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 IC MCU 8BIT 16KB FLASH 24QSOP Silicon Labs	-		Tape & Reel (TR)	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB31	Obsolete	24-SSOP (0.154", 3.90mm Width)	24-QSOP	Silicon Labs	Not Verified	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 IC MCU 8BIT 32KB FLASH 24QFN Silicon Labs	-		Tube	Surface Mount	Busy Bee	-40°C ~ 85°C (TA)	EFM8BB31	Active	24-VFQFN Exposed Pad	24-QFN (3x3)	Silicon Labs	Not Verified	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 IC MCU 8BIT 32KB FLASH 32QFN Silicon Labs	-		Tray	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB31	Last Time Buy	32-WFQFN Exposed Pad	32-QFN (5x5)	Silicon Labs	Not Verified	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 IC MCU 8BIT 32KB FLASH 32QFN Silicon Labs	-		Tube	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB31	Last Time Buy	32-UFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	Not Verified	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 IC MCU 8BIT 32KB FLASH 24QSOP Silicon Labs	-		Tape & Reel (TR)	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB31	Obsolete	24-SSOP (0.154", 3.90mm Width)	24-QSOP	Silicon Labs	Not Verified	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 IC MCU 8BIT 64KB FLASH 24QFN Silicon Labs	-		Tube	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB31	Last Time Buy	24-WFQFN Exposed Pad	24-QFN (4x4)	Silicon Labs	Not Verified	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 IC MCU 8BIT 64KB FLASH 32QFN Silicon Labs	12	1: ¥13.272	Tray	Surface Mount	Busy Bee	-40°C ~ 85°C (TA)	EFM8BB31	Active	32-UFQFN Exposed Pad	32-QFN (4x4)	Silicon Labs	Not Verified	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 IC MCU 8BIT 64KB FLASH 24QFN Silicon Labs	-		Tape & Reel (TR)	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB31	Active	24-VFQFN Exposed Pad	24-QFN (3x3)	Silicon Labs	Not Verified	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 . EFM8BB52F16G-C-QFN20 - CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 16KB (16K x 8) FLASH 20-QFN (3x3) from Silicon Labs. from now! Silicon Laboratories Inc.	24	1: ¥5.096	Strip	Surface Mount	Busy Bee	-40°C ~ 85°C (TA)	EFM8BB52	Discontinued at DigiKey	20-WFQFN Exposed Pad	20-QFN (3x3)	Silicon Labs	Not Verified	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 . EFM8BB52F16I-C-QFN20R - CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 16KB (16K x 8) FLASH 20-QFN (3x3) from Silicon Labs. from now! Silicon Laboratories Inc.	-		Tape & Reel (TR)	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB52	Active	20-WFQFN Exposed Pad	20-QFN (3x3)	Silicon Labs	Not Verified	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 . EFM8BB52F32I-C-QFN20R - CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 32KB (32K x 8) FLASH 20-QFN (3x3) from Silicon Labs. from now! Silicon Laboratories Inc.	-		Tape & Reel (TR)	Surface Mount	Busy Bee	-40°C ~ 125°C (TA)	EFM8BB52	Active	20-WFQFN Exposed Pad	20-QFN (3x3)	Silicon Labs	Not Verified	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	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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C&K Components, Inc.- Embedded Microcontrollers

Embedded Microcontrollers - 型号列表

Package / Case

Supplier Device Package

Data Converters

Packaging

Base Product Number

Number of I/O

Operating Temperature

Part Status

Operation

Series

Industry Aliases

RAM Size

Program Memory Size

Depth

Width

Height

Length

Plating

Mounting Type

Actuator Length

Type

Electrical Life

Operating Position

Voltage - Supply

Voltage - Supply (Vcc/Vdd)