| TYPE | DESCRIPTION |
| Mfr | Silicon Labs |
| Series | Busy Bee |
| Package | Strip |
| Product Status | ACTIVE |
| Package / Case | 20-WFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Speed | 50MHz |
| Program Memory Size | 16KB (16K x 8) |
| RAM Size | 1.25K x 8 |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Oscillator Type | Internal |
| Program Memory Type | FLASH |
| Core Processor | CIP-51 8051 |
| Data Converters | A/D 16x12b SAR; D/A 1x10b |
| Core Size | 8-Bit |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Connectivity | I2C, SMBus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Supplier Device Package | 20-QFN (3x3) |
| Number of I/O | 16 |
| DigiKey Programmable | Not Verified |
