8-bit AVR microcontroller featuring 2KB FLASH memory and 128B RAM. Operates at up to 20MHz with an 8-bit data bus width. Offers 16 I/Os, 11 ADC channels, 3 PWM channels, 1 I2C, and 1 SPI interface. Includes 2 timers/counters, internal oscillator, and peripherals like Brown-out Detect/Reset and WDT. Packaged in a 20-pin DIP for through-hole mounting, with an operating temperature range of -40°C to 85°C and a supply voltage from 1.8V to 5.5V.
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Microchip ATTINY261A-PU technical specifications.
| Package/Case | DIP |
| Core Architecture | AVR |
| Data Bus Width | 8b |
| Frequency | 20MHz |
| Height | 4.953mm |
| Length | 25.98mm |
| Max Frequency | 20MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 2KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 1.8V |
| Mount | Through Hole |
| Number of ADC Channels | 11 |
| Number of I/Os | 16 |
| Number of I2C Channels | 1 |
| Number of PWM Channels | 3 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 2 |
| Oscillator Type | Internal |
| Packaging | Rail/Tube |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, Temp Sensor |
| RAM Size | 128B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | AVR® ATtiny |
| Width | 7.112mm |
| RoHS | Compliant |
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