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Microcontrollers

Manufacturer Package/Case Series Packaging Part Status Programmable Core Processor Speed Connectivity Peripherals Core Size Number of I/O Program Memory Size Program Memory Type EEPROM Size RAM Size Operating Temperature Voltage - Supply (Vcc/Vdd) Oscillator Type Data Converters Grade Qualification Mounting Style Supplier Device Package Supplier Device 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Photo Mfr. Part # Availability Price Quantity Datasheet Package/Case Series Packaging Part Status Programmable Core Processor Speed Connectivity Peripherals Core Size Number of I/O Program Memory Size Program Memory Type EEPROM Size RAM Size Operating Temperature Voltage - Supply (Vcc/Vdd) Oscillator Type Data Converters Grade Qualification Mounting Style Supplier Device Package Supplier Device Package
EFM8SB20F32G-A-QFN32

EFM8SB20F32G-A-QFN32

IC MCU 8BIT 32KB FLASH 32QFN

Silicon Labs

1,806
EFM8SB20F32G-A-QFN32

Datasheet

32-VFQFN Exposed Pad Sleepy Bee Tube Discontinued Not Verified CIP-51 8051 25MHz EBI/EMI, I2C, SMBus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 24 32KB (32K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 1.8V ~ 3.6V Internal A/D 23x10b - - Surface Mount
EFM8SB20F32G-A-QFP32

EFM8SB20F32G-A-QFP32

IC MCU 8BIT 32KB FLASH 32QFP

Silicon Labs

2,966
EFM8SB20F32G-A-QFP32

Datasheet

32-LQFP Sleepy Bee Tray Discontinued Not Verified CIP-51 8051 25MHz EBI/EMI, I2C, SMBus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 24 32KB (32K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 1.8V ~ 3.6V Internal A/D 23x10b - - Surface Mount
EFM8SB20F64G-A-QFN24

EFM8SB20F64G-A-QFN24

IC MCU 8BIT 64KB FLASH 24QFN

Silicon Labs

4,412
EFM8SB20F64G-A-QFN24

Datasheet

24-WFQFN Exposed Pad Sleepy Bee Tube Discontinued Not Verified CIP-51 8051 25MHz EBI/EMI, I2C, SMBus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 16 64KB (64K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 1.8V ~ 3.6V Internal A/D 15x10b - - Surface Mount
EFM8SB20F64G-A-QFN32

EFM8SB20F64G-A-QFN32

IC MCU 8BIT 64KB FLASH 32QFN

Silicon Labs

4,165
EFM8SB20F64G-A-QFN32

Datasheet

32-VFQFN Exposed Pad Sleepy Bee Tube Discontinued Not Verified CIP-51 8051 25MHz EBI/EMI, I2C, SMBus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 24 64KB (64K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 1.8V ~ 3.6V Internal A/D 23x10b - - Surface Mount
EFM8SB20F64G-A-QFP32

EFM8SB20F64G-A-QFP32

IC MCU 8BIT 64KB FLASH 32QFP

Silicon Labs

2,590
EFM8SB20F64G-A-QFP32

Datasheet

32-LQFP Sleepy Bee Tray Discontinued Not Verified CIP-51 8051 25MHz EBI/EMI, I2C, SMBus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 24 64KB (64K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 1.8V ~ 3.6V Internal A/D 23x10b - - Surface Mount
EFM8UB10F16G-B-QFN20

EFM8UB10F16G-B-QFN20

IC MCU 8BIT 16KB FLASH 20QFN

Silicon Labs

3,456
EFM8UB10F16G-B-QFN20

Datasheet

20-UFQFN Exposed Pad Universal Bee Tube Discontinued Not Verified CIP-51 8051 50MHz I2C, SMBus, SPI, UART/USART, USB Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 13 16KB (16K x 8) FLASH - 2.25K x 8 -40°C ~ 85°C (TA) 2.2V ~ 5.25V Internal A/D 11x12b - - Surface Mount
EFM8UB10F16G-B-QFN28

EFM8UB10F16G-B-QFN28

IC MCU 8BIT 16KB FLASH 28QFN

Silicon Labs

4,510
EFM8UB10F16G-B-QFN28

Datasheet

28-WFQFN Exposed Pad Universal Bee Tube Discontinued Not Verified CIP-51 8051 50MHz I2C, SMBus, SPI, UART/USART, USB Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 22 16KB (16K x 8) FLASH - 2.25K x 8 -40°C ~ 85°C (TA) 2.2V ~ 5.25V Internal A/D 20x12b - - Surface Mount
EFM8UB10F8G-B-QFN20

EFM8UB10F8G-B-QFN20

IC MCU 8BIT 8KB FLASH 20QFN

Silicon Labs

3,181
EFM8UB10F8G-B-QFN20

Datasheet

20-UFQFN Exposed Pad Universal Bee Tube Discontinued Not Verified CIP-51 8051 50MHz I2C, SMBus, SPI, UART/USART, USB Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 13 8KB (8K x 8) FLASH - 2.25K x 8 -40°C ~ 85°C (TA) 2.2V ~ 5.25V Internal A/D 11x12b - - Surface Mount
EFM8UB11F16G-B-QSOP24

EFM8UB11F16G-B-QSOP24

IC MCU 8BIT 16KB FLASH 24QSOP

Silicon Labs

1,378
EFM8UB11F16G-B-QSOP24

Datasheet

24-SSOP (0.154", 3.90mm Width) Universal Bee Tube Discontinued Not Verified CIP-51 8051 50MHz I2C, SMBus, SPI, UART/USART, USB Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 17 16KB (16K x 8) FLASH - 2.25K x 8 -40°C ~ 85°C (TA) 2.2V ~ 5.25V Internal A/D 15x12b - - Surface Mount
EFM8UB20F32G-A-QFN32

EFM8UB20F32G-A-QFN32

IC MCU 8BIT 32KB FLASH 32QFN

Silicon Labs

4,348
EFM8UB20F32G-A-QFN32

Datasheet

32-VFQFN Exposed Pad Universal Bee Tube Discontinued Not Verified CIP-51 8051 48MHz I2C, SMBus, SPI, UART/USART, USB Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 25 32KB (32K x 8) FLASH - 2.25K x 8 -40°C ~ 85°C (TA) 2.65V ~ 3.6V Internal A/D 20x10b - - Surface Mount
EFM8UB20F32G-A-QFP32

EFM8UB20F32G-A-QFP32

IC MCU 8BIT 32KB FLASH 32QFP

Silicon Labs

4,603
EFM8UB20F32G-A-QFP32

Datasheet

32-LQFP Universal Bee Tray Discontinued Not Verified CIP-51 8051 48MHz I2C, SMBus, SPI, UART/USART, USB Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 25 32KB (32K x 8) FLASH - 2.25K x 8 -40°C ~ 85°C (TA) 2.65V ~ 3.6V Internal A/D 20x10b - - Surface Mount
EFM8UB20F32G-A-QFP48

EFM8UB20F32G-A-QFP48

IC MCU 8BIT 32KB FLASH 48TQFP

Silicon Labs

4,975
EFM8UB20F32G-A-QFP48

Datasheet

48-TQFP Universal Bee Tray Discontinued Not Verified CIP-51 8051 48MHz EBI/EMI, I2C, SMBus, SPI, UART/USART, USB Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 40 32KB (32K x 8) FLASH - 2.25K x 8 -40°C ~ 85°C (TA) 2.65V ~ 3.6V Internal A/D 32x10b - - Surface Mount
EFM8UB20F64G-A-QFN32

EFM8UB20F64G-A-QFN32

IC MCU 8BIT 64KB FLASH 32QFN

Silicon Labs

2,065
EFM8UB20F64G-A-QFN32

Datasheet

32-VFQFN Exposed Pad Universal Bee Tube Discontinued Not Verified CIP-51 8051 48MHz I2C, SMBus, SPI, UART/USART, USB Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 25 64KB (64K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 2.65V ~ 3.6V Internal A/D 20x10b - - Surface Mount
EFM8UB20F64G-A-QFP32

EFM8UB20F64G-A-QFP32

IC MCU 8BIT 64KB FLASH 32QFP

Silicon Labs

2,402
EFM8UB20F64G-A-QFP32

Datasheet

32-LQFP Universal Bee Tray Discontinued Not Verified CIP-51 8051 48MHz I2C, SMBus, SPI, UART/USART, USB Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 25 64KB (64K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 2.65V ~ 3.6V Internal A/D 20x10b - - Surface Mount
EFM8UB20F64G-A-QFP48

EFM8UB20F64G-A-QFP48

IC MCU 8BIT 64KB FLASH 48TQFP

Silicon Labs

4,816
EFM8UB20F64G-A-QFP48

Datasheet

48-TQFP Universal Bee Tray Discontinued Not Verified CIP-51 8051 48MHz EBI/EMI, I2C, SMBus, SPI, UART/USART, USB Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 40 64KB (64K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 2.65V ~ 3.6V Internal A/D 32x10b - - Surface Mount
EFM8SB20F16G-A-QFN24R

EFM8SB20F16G-A-QFN24R

IC MCU 8BIT 16KB FLASH 24QFN

Silicon Labs

3,874
EFM8SB20F16G-A-QFN24R

Datasheet

24-WFQFN Exposed Pad Sleepy Bee Tape & Reel (TR) Discontinued Not Verified CIP-51 8051 25MHz EBI/EMI, I2C, SMBus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 16 16KB (16K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 1.8V ~ 3.6V Internal A/D 15x10b - - Surface Mount
EFM8SB20F32G-A-QFN24R

EFM8SB20F32G-A-QFN24R

IC MCU 8BIT 32KB FLASH 24QFN

Silicon Labs

3,924
EFM8SB20F32G-A-QFN24R

Datasheet

24-WFQFN Exposed Pad Sleepy Bee Tape & Reel (TR) Discontinued Not Verified CIP-51 8051 25MHz EBI/EMI, I2C, SMBus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 16 32KB (32K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 1.8V ~ 3.6V Internal A/D 15x10b - - Surface Mount
EFM8SB20F32G-A-QFN32R

EFM8SB20F32G-A-QFN32R

IC MCU 8BIT 32KB FLASH 32QFN

Silicon Labs

2,997
EFM8SB20F32G-A-QFN32R

Datasheet

32-VFQFN Exposed Pad Sleepy Bee Tape & Reel (TR) Discontinued Not Verified CIP-51 8051 25MHz EBI/EMI, I2C, SMBus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 24 32KB (32K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 1.8V ~ 3.6V Internal A/D 23x10b - - Surface Mount
EFM8SB20F32G-A-QFP32R

EFM8SB20F32G-A-QFP32R

IC MCU 8BIT 32KB FLASH 32QFP

Silicon Labs

2,215
EFM8SB20F32G-A-QFP32R

Datasheet

32-LQFP Sleepy Bee Tape & Reel (TR) Discontinued Not Verified CIP-51 8051 25MHz EBI/EMI, I2C, SMBus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 24 32KB (32K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 1.8V ~ 3.6V Internal A/D 23x10b - - Surface Mount
EFM8SB20F64G-A-QFN24R

EFM8SB20F64G-A-QFN24R

IC MCU 8BIT 64KB FLASH 24QFN

Silicon Labs

1,082
EFM8SB20F64G-A-QFN24R

Datasheet

24-WFQFN Exposed Pad Sleepy Bee Tape & Reel (TR) Discontinued Not Verified CIP-51 8051 25MHz EBI/EMI, I2C, SMBus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 8-Bit 16 64KB (64K x 8) FLASH - 4.25K x 8 -40°C ~ 85°C (TA) 1.8V ~ 3.6V Internal A/D 15x10b - - Surface Mount
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