ATtiny25
Full part number: ATtiny25-20PU
Key datasheet specifications and the closest alternatives, ranked by parametric similarity and grounded in the manufacturer datasheet.
This Microchip datasheet covers the ATtiny25, ATtiny45, and ATtiny85 V-series 8-bit AVR microcontrollers. It details pin configurations, port descriptions, and peripheral features for these industrial-grade MCUs. Key parameters include a supply voltage of 1.8-5.5V, active mode current of 300 µA at 1MHz/1.8V, power-down current of 0.1 µA, and 10,000 Flash write cycles with 128 to 512 bytes of internal SRAM.
Datasheet parameters
| Parameter | Min | Typ | Max | Conditions |
|---|---|---|---|---|
| quiescent current | — | 300 µA | 550 µA | Active 1 MHz, VCC = 2V |
| supply voltage range | 2.7 V | — | 5.5 V | |
| operating temperature | -40 °C | — | 85 °C | |
| clock frequency | 50 kHz | — | 1 MHz | |
| cpu speed | — | 20 MHz | — | |
| program memory size | — | 2.05 kB | — | |
| ram size | — | 128 B | — | |
| io count | — | 6 | — | |
| adc resolution | — | 10 bit | — | |
| core size | — | 8 bit | — |
Closest matches to ATtiny25
Frequently asked questions
What is the ADC resolution of the ATtiny25-20PU?
The ADC resolution is 10 bit.
What is the maximum clock frequency for the ATtiny25-20PU?
The maximum clock frequency is 1 MHz.
What is the core size of the ATtiny25-20PU?
The core size is 8 bit.
What is the maximum CPU speed of the ATtiny25-20PU?
The maximum CPU speed is 20 MHz.
How many I/O pins does the ATtiny25-20PU have?
The ATtiny25-20PU has 6 I/O pins.
What is the maximum operating temperature for the ATtiny25-20PU?
The maximum operating temperature is 85 °C.
What is the program memory size of the ATtiny25-20PU?
The program memory size is 2.05 kB.
What is the quiescent current of the ATtiny25-20PU?
The quiescent current is 300 µA at Active 1 MHz, VCC = 2V.