 | | EFM8BB21F16A-C-QFN20 | Silicon Labs | IC MCU 8BIT 16KB FLASH 20QFN | Microcontrollers | 20-QFN (3x3) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 15x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-WFQFN Exposed Pad | 27 | |
 | | EFM8BB21F16A-C-QFN20R | Silicon Labs | IC MCU 8BIT 16KB FLASH 20QFN | Microcontrollers | 20-QFN (3x3) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 15x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-WFQFN Exposed Pad | 1,203 | |
 | | EFM8BB21F16G-B-QFN20R | Silicon Labs | IC MCU 8BIT 16KB FLASH 20QFN | Microcontrollers | 20-QFN (3x3) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 15x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-UFQFN Exposed Pad | 82 | |
 | | EFM8BB21F16G-B-QSOP24 | Silicon Labs | IC MCU 8BIT 16KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 415 | |
 | | EFM8BB21F16G-B-QSOP24R | Silicon Labs | IC MCU 8BIT 16KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 1,715 | |
 | | EFM8BB21F16G-C-QFN20 | Silicon Labs | IC MCU 8BIT 16KB FLASH 20QFN | Microcontrollers | 20-QFN (3x3) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 15x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-UFQFN Exposed Pad | 141 | |
 | | EFM8BB21F16G-C-QFN20R | Silicon Labs | IC MCU 8BIT 16KB FLASH 20QFN | Microcontrollers | 20-QFN (3x3) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 15x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-WFQFN Exposed Pad | 157 | |
 | | EFM8BB21F16G-C-QSOP24 | Silicon Labs | IC MCU 8BIT 16KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 223 | |
 | | EFM8BB21F16G-C-QSOP24R | Silicon Labs | IC MCU 8BIT 16KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 685 | |
 | | EFM8BB21F16I-C-QFN20 | Silicon Labs | IC MCU 8BIT 16KB FLASH 20QFN | Microcontrollers | 20-QFN (3x3) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 15x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-WFQFN Exposed Pad | 706 | |
 | | EFM8BB21F16I-C-QFN20R | Silicon Labs | IC MCU 8BIT 16KB FLASH 20QFN | Microcontrollers | 20-QFN (3x3) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 15x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-WFQFN Exposed Pad | 1,224 | |
 | | EFM8BB21F16I-C-QSOP24 | Silicon Labs | IC MCU 8BIT 16KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 154 | |
 | | EFM8BB21F16I-C-QSOP24R | Silicon Labs | IC MCU 8BIT 16KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 1,701 | |
 | | EFM8BB22F16A-C-QFN28 | Silicon Labs | IC MCU 8BIT 16KB FLASH 28QFN | Microcontrollers | 28-QFN (5x5) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 28-QFN (5×5) Package / Case: 28-WFQFN Exposed Pad | 564 | |
 | | EFM8BB22F16A-C-QFN28R | Silicon Labs | IC MCU 8BIT 16KB FLASH 28QFN | Microcontrollers | 28-QFN (5x5) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 28-QFN (5×5) Package / Case: 28-WFQFN Exposed Pad | 891 | |
 | | EFM8BB22F16G-B-QFN28R | Silicon Labs | IC MCU 8BIT 16KB FLASH 28QFN | Microcontrollers | 28-QFN (5x5) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 28-QFN (5×5) Package / Case: 28-WFQFN Exposed Pad | 1,546 | |
 | | EFM8BB22F16G-C-QFN28 | Silicon Labs | IC MCU 8BIT 16KB FLASH 28QFN | Microcontrollers | 28-QFN (5x5) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 28-QFN (5×5) Package / Case: 28-WFQFN Exposed Pad | 406 | |
 | | EFM8BB22F16G-C-QFN28R | Silicon Labs | IC MCU 8BIT 16KB FLASH 28QFN | Microcontrollers | 28-QFN (5x5) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 28-QFN (5×5) Package / Case: 28-WFQFN Exposed Pad | 544 | |
 | | EFM8BB22F16I-C-QFN28 | Silicon Labs | IC MCU 8BIT 16KB FLASH 28QFN | Microcontrollers | 28-QFN (5x5) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 28-QFN (5×5) Package / Case: 28-WFQFN Exposed Pad | 821 | |
 | | EFM8BB22F16I-C-QFN28R | Silicon Labs | IC MCU 8BIT 16KB FLASH 28QFN | Microcontrollers | 28-QFN (5x5) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 28-QFN (5×5) Package / Case: 28-WFQFN Exposed Pad | 1,438 | |