8-bit AVR microcontroller featuring 4KB FLASH memory and 256B RAM. Operates at up to 20MHz with I2C, SPI, and UART interfaces. Offers 18 I/Os, 2 PWM channels, and 2 timers. Supplied in a 20-pin SOIC surface mount package, this lead-free component supports a voltage range of 1.8V to 5.5V and operates from -40°C to 85°C. Includes integrated peripherals like Brown-out Detect/Reset and a Watchdog Timer.
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| Package/Case | S |
| Core Architecture | AVR |
| Data Bus Width | 8b |
| Frequency | 20MHz |
| Height | 2.35mm |
| Interface | I2C, SPI, UART, USART |
| Lead Free | Lead Free |
| Length | 13mm |
| Max Frequency | 20MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 4KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 1.8V |
| Mount | Surface Mount |
| Number of I/Os | 18 |
| Number of I2C Channels | 1 |
| Number of PWM Channels | 2 |
| Number of SPI Channels | 2 |
| Number of Timers/Counters | 2 |
| Number of UART Channels | 1 |
| Oscillator Type | Internal |
| Packaging | Rail/Tube |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| RAM Size | 256B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | AVR® ATtiny |
| Watchdog Timer | Yes |
| Width | 7.6mm |
| RoHS | Compliant |
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