Page 78 - Silicon Labs Products - Embedded - Microcontrollers

C8051F863-C-GSR
Silicon Labs

IC MCU 8BIT 8KB FLASH 16SOIC

Package: 16-SOIC (0.154", 3.90mm Width)

Stock7,888
C8051F854-C-GUR
Silicon Labs

IC MCU 8BIT 4KB FLASH 24QSOP

Package: 24-SSOP (0.154", 3.90mm Width)

Stock4,496
EFM8BB31F16G-B-QSOP24R
Silicon Labs

IC MCU 8BIT 16KB FLASH 24QSOP

Package: 24-SSOP (0.154", 3.90mm Width)

Stock5,072
EFM8SB10F8G-A-QFN24R
Silicon Labs

IC MCU 8BIT 8KB FLASH 24QFN

Package: 24-WFQFN Exposed Pad

Stock4,576
C8051F852-C-IMR
Silicon Labs

IC MCU 8BIT 2KB FLASH 20QFN

Package: 20-VFQFN Exposed Pad

Stock4,528
C8051F853-C-GMR
Silicon Labs

IC MCU 8BIT 8KB FLASH 20QFN

Package: 20-VFQFN Exposed Pad

Stock7,152
C8051F855-C-GM
Silicon Labs

IC MCU 8BIT 2KB FLASH 20QFN

Package: 20-VFQFN Exposed Pad

Stock6,600
C8051F985-C-GM
Silicon Labs

IC MCU 8BIT 2KB FLASH 20QFN

Package: 20-UFQFN Exposed Pad

Stock2,544
C8051F861-C-GSR
Silicon Labs

IC MCU 8BIT 4KB FLASH 16SOIC

Package: 16-SOIC (0.154", 3.90mm Width)

Stock6,224
C8051F852-C-GUR
Silicon Labs

IC MCU 8BIT 2KB FLASH 24QSOP

Package: 24-SSOP (0.154", 3.90mm Width)

Stock3,952
EFM8BB31F16G-B-QFN32R
Silicon Labs

IC MCU 8BIT 16KB FLASH 32QFN

Package: 32-UFQFN Exposed Pad

Stock7,216
C8051F865-C-GS
Silicon Labs

IC MCU 8BIT 2KB FLASH 16SOIC

Package: 16-SOIC (0.154", 3.90mm Width)

Stock4,784
C8051F985-C-GMR
Silicon Labs

IC MCU 8BIT 2KB FLASH 20QFN

Package: 20-UFQFN Exposed Pad

Stock5,632
C8051F851-C-GMR
Silicon Labs

IC MCU 8BIT 4KB FLASH 20QFN

Package: 20-VFQFN Exposed Pad

Stock5,872
EFM8BB10F8I-A-QFN20R
Silicon Labs

IC MCU 8BIT 8KB FLASH 20QFN

Package: 20-WFQFN Exposed Pad

Stock7,504
C8051F865-C-ISR
Silicon Labs

IC MCU 8BIT 2KB FLASH 16SOIC

Package: 16-SOIC (0.154", 3.90mm Width)

Stock7,888
EFM8BB10F4I-A-QFN20
Silicon Labs

IC MCU 8BIT 4KB FLASH 20QFN

Package: 20-WFQFN Exposed Pad

Stock2,368
EFM8UB10F8G-C-QFN20R
Silicon Labs

IC MCU 8BIT 8KB FLASH 20QFN

Package: 20-WFQFN Exposed Pad

Stock6,688
EFM8SB10F8G-A-QFN20R
Silicon Labs

IC MCU 8BIT 8KB FLASH 20QFN

Package: 20-UFQFN Exposed Pad

Stock6,208
EFM8BB10F2I-A-QFN20
Silicon Labs

IC MCU 8BIT 2KB FLASH 20QFN

Package: 20-WFQFN Exposed Pad

Stock6,960

Part Number	Manufacturer	Description	Package	Stock	Core Size	Speed	Connectivity	Peripherals	Number of I/O	Program Memory Size	Program Memory Type	EEPROM Size	RAM Size	Voltage - Supply (Vcc/Vdd)	Data Converters	Oscillator Type	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
C8051F863-C-GSR	Silicon Labs	IC MCU 8BIT 8KB FLASH 16SOIC Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 13 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 16-SOIC (0.154", 3.90mm Width) Supplier Device Package: -	Package: 16-SOIC (0.154", 3.90mm Width)	Stock7,888	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	13	8KB (8K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	16-SOIC (0.154", 3.90mm Width)	-
C8051F854-C-GUR	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QSOP Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 24-SSOP (0.154", 3.90mm Width) Supplier Device Package: -	Package: 24-SSOP (0.154", 3.90mm Width)	Stock4,496	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	4KB (4K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	24-SSOP (0.154", 3.90mm Width)	-
EFM8BB31F16G-B-QSOP24R	Silicon Labs	IC MCU 8BIT 16KB FLASH 24QSOP Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 21 Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 2.25K x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 13x12b, D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 24-SSOP (0.154", 3.90mm Width) Supplier Device Package: 24-QSOP	Package: 24-SSOP (0.154", 3.90mm Width)	Stock5,072	8-Bit	50MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	21	16KB (16K x 8)	FLASH	-	2.25K x 8	2.2 V ~ 3.6 V	A/D 13x12b, D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	24-SSOP (0.154", 3.90mm Width)	24-QSOP
EFM8SB10F8G-A-QFN24R	Silicon Labs	IC MCU 8BIT 8KB FLASH 24QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 17 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: A/D 10x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 24-WFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	Package: 24-WFQFN Exposed Pad	Stock4,576	8-Bit	25MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	17	8KB (8K x 8)	FLASH	-	512 x 8	1.8 V ~ 3.6 V	A/D 10x12b	Internal	-40°C ~ 85°C (TA)	-	24-WFQFN Exposed Pad	24-QFN (4x4)
C8051F852-C-IMR	Silicon Labs	IC MCU 8BIT 2KB FLASH 20QFN Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 15 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 256 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 15x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 20-VFQFN Exposed Pad Supplier Device Package: -	Package: 20-VFQFN Exposed Pad	Stock4,528	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (2K x 8)	FLASH	-	256 x 8	2.2 V ~ 3.6 V	A/D 15x12b	Internal	-40°C ~ 125°C (TA)	-	20-VFQFN Exposed Pad	-
C8051F853-C-GMR	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 15 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 20-VFQFN Exposed Pad Supplier Device Package: -	Package: 20-VFQFN Exposed Pad	Stock7,152	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	8KB (8K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	20-VFQFN Exposed Pad	-
C8051F855-C-GM	Silicon Labs	IC MCU 8BIT 2KB FLASH 20QFN Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 15 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 256 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 20-VFQFN Exposed Pad Supplier Device Package: -	Package: 20-VFQFN Exposed Pad	Stock6,600	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (2K x 8)	FLASH	-	256 x 8	2.2 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	20-VFQFN Exposed Pad	-
C8051F985-C-GM	Silicon Labs	IC MCU 8BIT 2KB FLASH 20QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 20-UFQFN Exposed Pad Supplier Device Package: 20-QFN (3x3)	Package: 20-UFQFN Exposed Pad	Stock2,544	8-Bit	25MHz	SMBus (2-Wire/I2C), SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	2KB (2K x 8)	FLASH	-	512 x 8	1.8 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	20-UFQFN Exposed Pad	20-QFN (3x3)
C8051F861-C-GSR	Silicon Labs	IC MCU 8BIT 4KB FLASH 16SOIC Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 13 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 12x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 16-SOIC (0.154", 3.90mm Width) Supplier Device Package: -	Package: 16-SOIC (0.154", 3.90mm Width)	Stock6,224	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	13	4KB (4K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	A/D 12x12b	Internal	-40°C ~ 85°C (TA)	-	16-SOIC (0.154", 3.90mm Width)	-
C8051F852-C-GUR	Silicon Labs	IC MCU 8BIT 2KB FLASH 24QSOP Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 256 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 16x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 24-SSOP (0.154", 3.90mm Width) Supplier Device Package: 24-QSOP	Package: 24-SSOP (0.154", 3.90mm Width)	Stock3,952	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	2KB (2K x 8)	FLASH	-	256 x 8	2.2 V ~ 3.6 V	A/D 16x12b	Internal	-40°C ~ 85°C (TA)	-	24-SSOP (0.154", 3.90mm Width)	24-QSOP
EFM8BB31F16G-B-QFN32R	Silicon Labs	IC MCU 8BIT 16KB FLASH 32QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 29 Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 2.25K x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 20x12b, D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 32-UFQFN Exposed Pad Supplier Device Package: 32-QFN (4x4)	Package: 32-UFQFN Exposed Pad	Stock7,216	8-Bit	50MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	29	16KB (16K x 8)	FLASH	-	2.25K x 8	2.2 V ~ 3.6 V	A/D 20x12b, D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	32-UFQFN Exposed Pad	32-QFN (4x4)
C8051F865-C-GS	Silicon Labs	IC MCU 8BIT 2KB FLASH 16SOIC Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 13 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 256 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 16-SOIC (0.154", 3.90mm Width) Supplier Device Package: -	Package: 16-SOIC (0.154", 3.90mm Width)	Stock4,784	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	13	2KB (2K x 8)	FLASH	-	256 x 8	2.2 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	16-SOIC (0.154", 3.90mm Width)	-
C8051F985-C-GMR	Silicon Labs	IC MCU 8BIT 2KB FLASH 20QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 20-UFQFN Exposed Pad Supplier Device Package: 20-QFN (3x3)	Package: 20-UFQFN Exposed Pad	Stock5,632	8-Bit	25MHz	SMBus (2-Wire/I2C), SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	2KB (2K x 8)	FLASH	-	512 x 8	1.8 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	20-UFQFN Exposed Pad	20-QFN (3x3)
C8051F851-C-GMR	Silicon Labs	IC MCU 8BIT 4KB FLASH 20QFN Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 15 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 15x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 20-VFQFN Exposed Pad Supplier Device Package: -	Package: 20-VFQFN Exposed Pad	Stock5,872	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	4KB (4K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	A/D 15x12b	Internal	-40°C ~ 85°C (TA)	-	20-VFQFN Exposed Pad	-
EFM8BB10F8I-A-QFN20R	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 15x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 20-WFQFN Exposed Pad Supplier Device Package: 20-QFN (3x3)	Package: 20-WFQFN Exposed Pad	Stock7,504	8-Bit	25MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	8KB (8K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	A/D 15x12b	Internal	-40°C ~ 125°C (TA)	-	20-WFQFN Exposed Pad	20-QFN (3x3)
C8051F865-C-ISR	Silicon Labs	IC MCU 8BIT 2KB FLASH 16SOIC Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 13 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 256 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 16-SOIC (0.154", 3.90mm Width) Supplier Device Package: -	Package: 16-SOIC (0.154", 3.90mm Width)	Stock7,888	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	13	2KB (2K x 8)	FLASH	-	256 x 8	2.2 V ~ 3.6 V	-	Internal	-40°C ~ 125°C (TA)	-	16-SOIC (0.154", 3.90mm Width)	-
EFM8BB10F4I-A-QFN20	Silicon Labs	IC MCU 8BIT 4KB FLASH 20QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 15x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 20-WFQFN Exposed Pad Supplier Device Package: 20-QFN (3x3)	Package: 20-WFQFN Exposed Pad	Stock2,368	8-Bit	25MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	4KB (4K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	A/D 15x12b	Internal	-40°C ~ 125°C (TA)	-	20-WFQFN Exposed Pad	20-QFN (3x3)
EFM8UB10F8G-C-QFN20R	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 13 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 2.25K x 8 Voltage - Supply (Vcc/Vdd): 1.71 V ~ 3.6 V Data Converters: A/D 11x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 20-WFQFN Exposed Pad Supplier Device Package: 20-QFN (3x3)	Package: 20-WFQFN Exposed Pad	Stock6,688	8-Bit	50MHz	I2C, SMBus, SPI, UART/USART, USB	Brown-out Detect/Reset, POR, PWM, WDT	13	8KB (8K x 8)	FLASH	-	2.25K x 8	1.71 V ~ 3.6 V	A/D 11x12b	Internal	-40°C ~ 85°C (TA)	-	20-WFQFN Exposed Pad	20-QFN (3x3)
EFM8SB10F8G-A-QFN20R	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: A/D 9x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 20-UFQFN Exposed Pad Supplier Device Package: 20-QFN (3x3)	Package: 20-UFQFN Exposed Pad	Stock6,208	8-Bit	25MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	8KB (8K x 8)	FLASH	-	512 x 8	1.8 V ~ 3.6 V	A/D 9x12b	Internal	-40°C ~ 85°C (TA)	-	20-UFQFN Exposed Pad	20-QFN (3x3)
EFM8BB10F2I-A-QFN20	Silicon Labs	IC MCU 8BIT 2KB FLASH 20QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 256 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 15x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 20-WFQFN Exposed Pad Supplier Device Package: 20-QFN (3x3)	Package: 20-WFQFN Exposed Pad	Stock6,960	8-Bit	25MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	2KB (2K x 8)	FLASH	-	256 x 8	2.2 V ~ 3.6 V	A/D 15x12b	Internal	-40°C ~ 125°C (TA)	-	20-WFQFN Exposed Pad	20-QFN (3x3)
EFM8BB10F4I-A-QFN20R	Silicon Labs	IC MCU 8BIT 4KB FLASH 20QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 15x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 20-WFQFN Exposed Pad Supplier Device Package: 20-QFN (3x3)	Package: 20-WFQFN Exposed Pad	Stock3,776	8-Bit	25MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	4KB (4K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	A/D 15x12b	Internal	-40°C ~ 125°C (TA)	-	20-WFQFN Exposed Pad	20-QFN (3x3)
C8051F864-C-GSR	Silicon Labs	IC MCU 8BIT 4KB FLASH 16SOIC Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 13 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 16-SOIC (0.154", 3.90mm Width) Supplier Device Package: -	Package: 16-SOIC (0.154", 3.90mm Width)	Stock5,072	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	13	4KB (4K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	16-SOIC (0.154", 3.90mm Width)	-
C8051F855-C-IMR	Silicon Labs	IC MCU 8BIT 2KB FLASH 20QFN Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 15 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 256 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 20-VFQFN Exposed Pad Supplier Device Package: -	Package: 20-VFQFN Exposed Pad	Stock3,776	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (2K x 8)	FLASH	-	256 x 8	2.2 V ~ 3.6 V	-	Internal	-40°C ~ 125°C (TA)	-	20-VFQFN Exposed Pad	-
C8051F855-C-GUR	Silicon Labs	IC MCU 8BIT 2KB FLASH 24QSOP Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 256 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 24-SSOP (0.154", 3.90mm Width) Supplier Device Package: -	Package: 24-SSOP (0.154", 3.90mm Width)	Stock5,392	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	2KB (2K x 8)	FLASH	-	256 x 8	2.2 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	24-SSOP (0.154", 3.90mm Width)	-
EFM8BB31F16G-B-QFN24R	Silicon Labs	IC MCU 8BIT 16KB FLASH 24QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 20 Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 2.25K x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 12x12b, A/D 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (3x3)	Package: 24-VFQFN Exposed Pad	Stock6,816	8-Bit	50MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	20	16KB (16K x 8)	FLASH	-	2.25K x 8	2.2 V ~ 3.6 V	A/D 12x12b, A/D 2x12b	Internal	-40°C ~ 85°C (TA)	-	24-VFQFN Exposed Pad	24-QFN (3x3)
EFM8BB21F16G-C-QSOP24R	Silicon Labs	IC MCU 8BIT 16KB FLASH 24QSOP Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 21 Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 2.25K x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 20x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 24-SSOP (0.154", 3.90mm Width) Supplier Device Package: 24-QSOP	Package: 24-SSOP (0.154", 3.90mm Width)	Stock3,280	8-Bit	50MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	21	16KB (16K x 8)	FLASH	-	2.25K x 8	2.2 V ~ 3.6 V	A/D 20x12b	Internal	-40°C ~ 85°C (TA)	-	24-SSOP (0.154", 3.90mm Width)	24-QSOP
EFM8BB10F2I-A-QFN20R	Silicon Labs	IC MCU 8BIT 2KB FLASH 20QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 2KB (2K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 256 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 15x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 20-WFQFN Exposed Pad Supplier Device Package: 20-QFN (3x3)	Package: 20-WFQFN Exposed Pad	Stock6,864	8-Bit	25MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	2KB (2K x 8)	FLASH	-	256 x 8	2.2 V ~ 3.6 V	A/D 15x12b	Internal	-40°C ~ 125°C (TA)	-	20-WFQFN Exposed Pad	20-QFN (3x3)
C8051F854-C-GMR	Silicon Labs	IC MCU 8BIT 4KB FLASH 20QFN Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 15 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 20-VFQFN Exposed Pad Supplier Device Package: -	Package: 20-VFQFN Exposed Pad	Stock3,344	8-Bit	25MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	4KB (4K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	20-VFQFN Exposed Pad	-