 | | EFM8UB20F32G-A-QFP48 | Silicon Labs | IC MCU 8BIT 32KB FLASH 48TQFP | Microcontrollers | 48-TQFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: EBI/EMI, I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 32x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 48-TQFP (7×7) | 178 | |
 | | EFM8UB20F32G-A-QFP48R | Silicon Labs | IC MCU 8BIT 32KB FLASH 48TQFP | Microcontrollers | 48-TQFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: EBI/EMI, I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 32x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 48-TQFP (7×7) | 267 | |
 | | EFM8UB20F32G-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | Microcontrollers | 32-QFN (5x5) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-VFQFN Exposed Pad | 750 | |
 | | EFM8UB20F32G-B-QFN32R | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | Microcontrollers | 32-QFN (5x5) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-VFQFN Exposed Pad | 151 | |
 | | EFM8UB20F32G-B-QFP32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 1,001 | |
 | | EFM8UB20F32G-B-QFP32R | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 1,538 | |
 | | EFM8UB20F32G-B-QFP48 | Silicon Labs | IC MCU 8BIT 32KB FLASH 48TQFP | Microcontrollers | 48-TQFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: EBI/EMI, I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 32x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 48-TQFP (7×7) | 1,581 | |
 | | EFM8UB20F32G-B-QFP48R | Silicon Labs | IC MCU 8BIT 32KB FLASH 48TQFP | Microcontrollers | 48-TQFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: EBI/EMI, I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 32x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 48-TQFP (7×7) | 1,165 | |
 | | EFM8UB20F64G-A-QFN32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (5x5) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-VFQFN Exposed Pad | 1,409 | |
 | | EFM8UB20F64G-A-QFN32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (5x5) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-VFQFN Exposed Pad | 234 | |
 | | EFM8UB20F64G-A-QFP32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 1,323 | |
 | | EFM8UB20F64G-A-QFP32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 236 | |
 | | EFM8UB20F64G-A-QFP48 | Silicon Labs | IC MCU 8BIT 64KB FLASH 48TQFP | Microcontrollers | 48-TQFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: EBI/EMI, I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 32x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 48-TQFP (7×7) | 245 | |
 | | EFM8UB20F64G-A-QFP48R | Silicon Labs | IC MCU 8BIT 64KB FLASH 48TQFP | Microcontrollers | 48-TQFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: EBI/EMI, I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 32x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 48-TQFP (7×7) | 561 | |
 | | EFM8UB20F64G-B-QFN32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (5x5) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-VFQFN Exposed Pad | 879 | |
 | | EFM8UB20F64G-B-QFN32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (5x5) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-VFQFN Exposed Pad | 578 | |
 | | EFM8UB20F64G-B-QFP32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 1,365 | |
 | | EFM8UB20F64G-B-QFP32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32LQFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 20x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 371 | |
 | | EFM8UB20F64G-B-QFP48 | Silicon Labs | IC MCU 8BIT 64KB FLASH 48TQFP | Microcontrollers | 48-TQFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: EBI/EMI, I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 32x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 48-TQFP (7×7) | 1,527 | |
 | | EFM8UB20F64G-B-QFP48R | Silicon Labs | IC MCU 8BIT 64KB FLASH 48TQFP | Microcontrollers | 48-TQFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: EBI/EMI, I2C, SMBus, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.65V ~ 3.6V Data Converters: A/D 32x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 48-TQFP (7×7) | 612 | |