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| PartNumber | EFM8LB12F32ES0-B-QFN24 | EFM8LB12F32ES0-B-QFN24R | EFM8LB12F32ES0-B-QFN32 |
| Description | 8-bit Microcontrollers - MCU Laser Bee 1, 32 KB Flash, 1280 bytes RAM, 20 Digital Port I/Os (Total) | 8-bit Microcontrollers - MCU 32kB flash, 2.25 kB RAM, 14b ADC, 4x DACs, 3 C temp sensor, SMBus bootloader | 8-bit Microcontrollers - MCU Laser Bee 1, 32 KB Flash, 2304 bytes RAM, 29 Digital Port I/Os (Total) |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | - | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-24 | QFN-24 | QFN-32 |
| Series | EFM8LB1 | EFM8LB1 | EFM8LB1 |
| Core | CIP-51 8051 | CIP-51 8051 | CIP-51 8051 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 72 MHz | 72 MHz | 72 MHz |
| Program Memory Size | 32 kB | 32 kB | 32 kB |
| Data RAM Size | 2.25 kB | 2304 B | 2304 B |
| ADC Resolution | 10 bit/12bit/14 bit | 10 bit/ 12bit/14 bit | 10 bit/ 12bit/14 bit |
| Number of I/Os | 20 I/O | 20 I/O | 29 I/O |
| Operating Supply Voltage | 2.2 V to 3.6 V | 2.2 V to 3.6 V | 2.2 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Packaging | Tube | - | Tray |
| 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, SPI, UART | I2C, SPI, UART | I2C, SPI, UART |
| DAC Resolution | 12 bit | 12 bit | 12 bit |
| I/O Voltage | 2.2 V to 3.6 V | 2.2 V to 3.6 V | 2.2 V to 3.6 V |
| Moisture Sensitive | Yes | - | Yes |
| Number of ADC Channels | 12 Channel | 12 Channel | 20 Channel |
| Number of Timers/Counters | 6 Timer | 6 Timer | 6 Timer |
| Processor Series | EFM8 | EFM8 | EFM8 |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 120 | 1500 | 490 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 2.2 V | 2.2 V | 2.2 V |
| Tradename | EFM8 | EFM8 | EFM8 |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
| EFM8LB12F32ES0-B-QFN24 | 8-bit Microcontrollers - MCU Laser Bee 1, 32 KB Flash, 1280 bytes RAM, 20 Digital Port I/Os (Total) | ||
| EFM8LB12F32ES1-B-QFN32 | 8-bit Microcontrollers - MCU Laser Bee 1, 32 KB Flash, 2304 bytes RAM, 29 Digital Port I/Os (Total) | ||
| EFM8LB12F32ES0-C-QFN24 | 8-bit Microcontrollers - MCU | ||
| EFM8LB12F32ES0-B-QFN24R | 8-bit Microcontrollers - MCU 32kB flash, 2.25 kB RAM, 14b ADC, 4x DACs, 3 C temp sensor, SMBus bootloader | ||
| EFM8LB12F32ES0-B-QFN32 | 8-bit Microcontrollers - MCU Laser Bee 1, 32 KB Flash, 2304 bytes RAM, 29 Digital Port I/Os (Total) | ||
| EFM8LB12F32ES1-B-QFN24 | 8-bit Microcontrollers - MCU Laser Bee 1, 32 KB Flash, 2304 bytes RAM, 20 Digital Port I/Os (Total) | ||
| EFM8LB12F32ES1-C-QFN24 | 8-bit Microcontrollers - MCU | ||
| EFM8LB12F32ES0-C-QFN32 | 8-bit Microcontrollers - MCU | ||
| EFM8LB12F32ES1-C-QFN32 | 8-bit Microcontrollers - MCU | ||
| EFM8LB12F32ES0-B-QFN32R | 8-bit Microcontrollers - MCU 32kB flash, 2.25 kB RAM, 14b ADC, 4x DACs, 3 C temp sensor, SMBus bootloader | ||
| EFM8LB12F32ES1-C-QFN24R | 8-bit Microcontrollers - MCU | ||
| EFM8LB12F32ES0-C-QFN24R | 8-bit Microcontrollers - MCU | ||
| EFM8LB12F32ES0-C-QFN32R | 8-bit Microcontrollers - MCU | ||
| EFM8LB12F32ES1-C-QFN32R | 8-bit Microcontrollers - MCU | ||
| EFM8LB12F32ES1-B-QFN24R | EFM8LB1, part of the Laser Bee family of MCUs | ||
| EFM8LB12F32ES1-B-QFN32R | EFM8LB1, part of the Laser Bee family of MCUs | ||
Silicon Labs |
EFM8LB12F32ES0-B-QFN24 | IC MCU 8BIT 32KB FLASH 24QFN | |
| EFM8LB12F32ES0-B-QFN32R | IC MCU 8BIT 32KB FLASH 32QFN | ||
| EFM8LB12F32ES0-B-QFN24R | IC MCU 8BIT 32KB FLASH 24QFN | ||
| EFM8LB12F32ES0-B-QFN32 | IC MCU 8BIT 32KB FLASH 32QFN | ||
| EFM8LB12F32ES0-C-QFN24 | IC MCU 8BIT 32QFP | ||
| EFM8LB12F32ES0-C-QFN24R | IC MCU 8BIT 24QFN | ||
| EFM8LB12F32ES0-C-QFN32 | IC MCU 8BIT 32QFN | ||
| EFM8LB12F32ES0-C-QFN32R | IC MCU 8BIT 32QFN | ||
| EFM8LB12F32ES1-B-QFN24 | IC MCU 8BIT 32KB FLASH 24QFN | ||
| EFM8LB12F32ES1-B-QFN32 | IC MCU 8BIT 32KB FLASH 32QFN | ||
| EFM8LB12F32ES1-C-QFN24 | IC MCU 8BIT 24QFN | ||
| EFM8LB12F32ES1-C-QFN24R | IC MCU 8BIT 24QFN | ||
| EFM8LB12F32ES1-C-QFN32 | IC MCU 8BIT 32QFN | ||
| EFM8LB12F32ES1-C-QFN32R | IC MCU 8BIT 32QFN |