Microchip Technology

ATTINY25-20PU

The ATTINY25-20PU is a low-power, 8-bit microcontroller (MCU) from Microchip Technology. It is part of the AVR Enhanced series and is based on the AVR architecture. The ATTINY25-20PU is designed for a wide range of applications that require low power consumption and small form factor.

Description:

The ATTINY25-20PU features 2KB of In-System Programmable Flash memory, 128 bytes of EEPROM, and 128 bytes of RAM. It operates at a frequency of 20 MHz and has a wide operating voltage range of 1.8V to 5.5V. The device is available in an 8-pin PDIP (Plastic Dual In-Line Package) package.

Features:

1. Low-power consumption: The ATTINY25-20PU is designed for energy-efficient applications, making it suitable for battery-powered devices.
2. In-System Programmable (ISP) Flash memory: Allows for easy programming and updating of the firmware without removing the device from the circuit.
3. EEPROM: Provides non-volatile memory for storing user data or program configurations.
4. 128 bytes of RAM: Offers enough memory for small programs and data storage.
5. 6 general-purpose I/O lines: Supports various input and output functions, including PWM, ADC, and digital I/O.
6. 8MHz internal oscillator: Provides a stable clock source without the need for external components.
7. Sleep mode: Offers various sleep modes to further reduce power consumption during periods of inactivity.
8. Integrated peripherals: Includes a USART, an 8-bit Timer/Counter, and an ADC for versatile communication and control options.

Applications:

1. Battery-powered devices: Due to its low power consumption, the ATTINY25-20PU is well-suited for applications like wireless sensors, portable electronics, and remote controls.
2. Home automation: The ATTINY25-20PU can be used in home automation systems for controlling lighting, HVAC, and security systems.
3. Industrial control: The device can be utilized in simple control applications, such as operating relays or monitoring temperature sensors in industrial environments.
4. Toys and games: The ATTINY25-20PU can be used in simple electronic toys, games, and hobby projects that require basic control and user interaction.
5. Medical devices: The low-power and small form factor make it suitable for certain medical devices, such as wearable health monitors and portable diagnostic equipment.

In summary, the ATTINY25-20PU is a versatile, low-power microcontroller from Microchip Technology, suitable for a wide range of applications that require energy efficiency and a compact form factor. Its features, such as in-system programmable Flash memory, EEPROM, and integrated peripherals, make it a popular choice for developers working on small-scale projects and products.