| Base Part Number | ATTINY406 |
| Connectivity | I |
| Core Processor, Series | AVR |
| Core Size | 8-Bit |
| Data Converters | A/D 12x10b |
| EEPROM Size | 128 x 8 |
| Lead Free Status / RoHS Status | RoHS Compliant |
| Manufacturer Part Number | ATTINY406-SNR |
| Manufacturer Standard Lead Time | 13 Weeks |
| Mounting Type | Surface Mount |
| Number of I/O | 18 |
| Operating Temperature | -40 |
| Oscillator Type | Internal |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Packaging | Reel |
| Peripherals | Brown-out Detect/Reset, POR, WDT |
| Program Memory Size | 4KB (4K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 256 x 8 |
| Speed | 20MHz |
| Standard Package | 1,500 |
| Supplier Device Package | 20-SOIC |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |