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Technical Specifications

Parameters and characteristics for this part

SpecificationATTINY25-20MFR
ConnectivityUSI
Core ProcessorAVR
Core Size8-Bit
Data Converters [custom]10
Data Converters [custom]4
EEPROM Size128 x 8
Mounting TypeSurface Mount
Number of I/O6 I/O
Operating Temperature [Max]125 °C
Operating Temperature [Min]-40 °C
Oscillator TypeInternal
Package / Case20-WFQFN Exposed Pad
Program Memory Size2 KB
Program Memory TypeFLASH
RAM Size128 x 8
Speed20 MHz
Supplier Device Package20-QFN-EP (4x4)
Voltage - Supply (Vcc/Vdd) [Max]5.5 V
Voltage - Supply (Vcc/Vdd) [Min]2.7 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyCut Tape (CT) 1$ 1.21
Digi-Reel® 1$ 1.21
Tape & Reel (TR) 6000$ 1.01
Microchip DirectT/R 1$ 1.21
25$ 1.09
100$ 1.01
1000$ 0.91
5000$ 0.87

Description

General part information

ATTINY25 Series

The high-performance Microchip picoPower® AVR® RISC-based CMOS 8-bit microcontroller combines 2 KB ISP Flash memory, 128B EEPROM, 128B SRAM, six general purpose I/O lines, 32 general purpose working registers, one 8-bit timer/counter with compare modes, one 8-bit high-speed timer/counter, universal serial interface (USI), internal and external interrupts, 4-channel 10-bit A/D converter, programmable watchdog timer with internal oscillator, and three software selectable power saving modes. The device operates between 2.7-5.5 volts. By executing powerful instructions in a single clock cycle, the device achieves throughputs approaching one MIPS per MHz, balancing power consumption and processor speed.

**Functional Safety**:

This product is recommended for [safety critical applications](https://www.microchip.com/en-us/products/microcontrollers-and-microprocessors/8-bit-mcus/functional-safety) targeting industrial and automotive products (IEC 61508 and ISO 26262). Necessary documentation, such as the FMEDA report, can be provided on request. Contact your local Microchip sales office or your distributor for more information.