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| PartNumber | EFM8SB20F32G-B-QFN32 | EFM8SB20F32G-B-QFN24 | EFM8SB20F32G-B-QFN24R |
| Description | 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU | 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU | 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-32 | QFN-24 | QFN-24 |
| Series | EFM8SB | EFM8SB | EFM8SB |
| Core | CIP-51 8051 | CIP-51 8051 | CIP-51 8051 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 25 MHz | 25 MHz | 25 MHz |
| Program Memory Size | 32 kB | 32 kB | 32 kB |
| Data RAM Size | 4.25 kB | 4.25 kB | 4.25 kB |
| ADC Resolution | 10 bit | 10 bit | 10 bit |
| Number of I/Os | 24 I/O | 16 I/O | 16 I/O |
| Operating Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Data RAM Type | RAM | RAM | RAM |
| Interface Type | I2C/SMBus, SPI, UART | I2C/SMBus, SPI, UART | I2C/SMBus, SPI, UART |
| Number of ADC Channels | 23 Channel | 15 Channel | 15 Channel |
| Number of Timers/Counters | 4 x 16 bit | 4 x 16 bit | 4 x 16 bit |
| Processor Series | EFM8SB2 | EFM8SB2 | EFM8SB2 |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 73 | 91 | 1500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.8 V | 1.8 V | 1.8 V |
| Tradename | EFM8 | EFM8 | EFM8 |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |
| Packaging | - | - | Reel |
| 제조사 | 부분 # | 설명 | RFQ |
|---|---|---|---|
| EFM8SB20F32G-B-QFP32 | 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU | ||
| EFM8SB20F32G-B-QFN32R | 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU | ||
| EFM8SB20F32G-B-QFN32 | 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU | ||
| EFM8SB20F32G-B-QFN24 | 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU | ||
| EFM8SB20F32G-B-QFN24R | 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU | ||
| EFM8SB20F32G-B-QFP32R | 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU | ||
Silicon Labs |
EFM8SB20F32G-A-QFN24R | 8-bit Microcontrollers - MCU Low Power, 32kB/4352B RAM, 10b ADC | |
| EFM8SB20F32G-A-QFP32R | 8-bit Microcontrollers - MCU Low Power, 32kB/4352B RAM, 10b ADC | ||
| EFM8SB20F32G-A-QFN24 | 8-bit Microcontrollers - MCU Low Power, 32kB/4352B RAM, 10b ADC | ||
| EFM8SB20F32G-A-QFN32 | 8-bit Microcontrollers - MCU Low Power, 32kB/4352B RAM, 10b ADC | ||
| EFM8SB20F32G-A-QFN32R | 8-bit Microcontrollers - MCU Low Power, 32kB/4352B RAM, 10b ADC | ||
| EFM8SB20F32G-A-QFP32 | 8-bit Microcontrollers - MCU Low Power, 32kB/4352B RAM, 10b ADC | ||
| EFM8SB20F32G-B-QFN24R | IC MCU 8BIT 32KB FLASH 24QFN | ||
| EFM8SB20F32G-B-QFN32R | IC MCU 8BIT 32KB FLASH 32QFN | ||
| EFM8SB20F32G-B-QFN24 | IC MCU 8BIT 32KB FLASH 24QFN | ||
| EFM8SB20F32G-B-QFN32 | IC MCU 8BIT 32KB FLASH 32QFN | ||
| EFM8SB20F32G-B-QFP32 | IC MCU 8BIT 32KB FLASH 32QFP | ||
| EFM8SB20F32G-B-QFP32R | IC MCU 8BIT 32KB FLASH 32QFP | ||
| EFM8SB20F32G-A-QFP32R | Microcontrollers - MCU 8-bit Microcontrollers - MCU 32kB/4352B RAM 10b ADC | ||
| EFM8SB20F32G-A-QFN24R | Microcontrollers - MCU 8-bit Microcontrollers - MCU 32kB/4352B RAM 10b ADC | ||
| EFM8SB20F32G-A-QFN32R | Microcontrollers - MCU 8-bit Microcontrollers - MCU 32kB/4352B RAM 10b ADC | ||
| EFM8SB20F32G-A-QFN32 | Microcontrollers - MCU 8-bit Microcontrollers - MCU 32kB/4352B RAM 10b ADC | ||
| EFM8SB20F32G-A-QFN24 | Microcontrollers - MCU 8-bit Microcontrollers - MCU 32kB/4352B RAM 10b ADC | ||
| EFM8SB20F32G-A-QFP32 | Microcontrollers - MCU 8-bit Microcontrollers - MCU 32kB/4352B RAM 10b ADC |