8-bit AVR microcontroller featuring 2KB FLASH memory and 128B RAM. Operates at up to 20MHz with an 8-bit address and data bus. Offers 6 I/Os, 4 ADC channels, 1 I2C, 1 SPI, 1 UART, and 6 PWM channels. Includes 2 timers/counters, internal oscillator, and watchdog timer. Packaged in an 8-pin SOIC for surface mounting, with a supply voltage range of 2.7V to 5.5V and operating temperatures from -40°C to 85°C.
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Microchip ATTINY25-20SU technical specifications.
| Access Time | 20us |
| Address Bus Width | 8b |
| Package/Case | SOIC |
| Core Architecture | AVR |
| Data Bus Width | 8b |
| Frequency | 20MHz |
| Height | 1.91mm |
| Interface | SPI |
| Lead Free | Lead Free |
| Length | 5.35mm |
| Max Frequency | 20MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 2KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of ADC Channels | 4 |
| Number of I/Os | 6 |
| Number of I2C Channels | 1 |
| Number of PWM Channels | 6 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 2 |
| Number of UART Channels | 1 |
| Oscillator Type | Internal |
| Packaging | Rail/Tube |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Radiation Hardening | No |
| RAM Size | 128B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | AVR® ATtiny |
| Watchdog Timer | Yes |
| Width | 5.4mm |
| RoHS | Compliant |
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