| Programmable | Not Verified |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 12MHz |
| Connectivity | I2C, SPI, UART/USART, USI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 18 |
| Program Memory Size | 16KB (16K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 1K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | A/D 12x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 20-QFN-EP (4x4) |
| Package / Case | 20-WFQFN Exposed Pad |
| Packaging | Tray |
| Standard Pack Qty | 490 |
| Alternate Packaging | ATTINY1634-MUR |
| Suggested Replacement | ATTINY1606-MN |
| Category | 8-bit Microcontrollers - MCU |
| RoHS | RoHS Compliant |
| Lifecycle | Not Recommended for New Designs |
| Reported Lead Time | 49 Days (from factory) |
| Country | Code |
|---|---|
| CNHTS | 8542319092 |
| CAHTS | 8542310000 |
| USHTS | 8542310015 |
| JPHTS | 854231032 |
| KRHTS | 8542311000 |
| TARIC | 8542319000 |
| MXHTS | 8542310302 |
| ECCN | EAR99 |
