| Key ^ | Value |
|---|---|
| Base Product Number | EFM8BB31 |
| Category | Integrated Circuits (ICs) |
| Connectivity | I?C, SMBus, SPI, UART/USART |
| Core Processor | CIP-51 8051 |
| Core Size | 8-Bit |
| Data Converters | A/D 12x12b; D/A 2x12b |
| EEPROM Size | - |
| Mfr | Silicon Labs |
| Mounting Type | Surface Mount |
| Number of I/O | 20 |
| Operating Temperature | -40?C ~ 125?C (TA) |
| Oscillator Type | Internal |
| Package | Tape & Reel (TR) |
| Package / Case | 24-WFQFN Exposed Pad |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Product Status | Active |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 4.25K x 8 |
| Series | Busy Bee |
| Speed | 50MHz |
| Supplier Device Package | 24-QFN (4x4) |
| Voltage - Supply (Vcc/Vdd) | 2.2V ~ 3.6V |