Microchip Technology

ATTINY261-20PU  

Microcontrollers

The ATTINY261-20PU 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 device is available in a 28-pin PDIP (Plastic Dual In-Line Package) package.

Description:

The ATTINY261-20PU features 2K bytes of In-System Programmable Flash memory, 128 bytes of EEPROM, and 128 bytes of SRAM (Static Random Access Memory). It operates at a frequency of 20 MHz and has a wide operating voltage range of 1.8V to 5.5V. The device also features an internal oscillator with calibration and an external clock source option.

Features:

1. 8-bit AVR microcontroller based on the enhanced AVR architecture.
2. 2K bytes of In-System Programmable Flash memory.
3. 128 bytes of EEPROM.
4. 128 bytes of SRAM.
5. 20 MHz operating frequency.
6. Wide operating voltage range (1.8V to 5.5V).
7. Internal oscillator with calibration.
8. External clock source option.
9. I/O lines with optional internal pull-up resistors.
10. Sleep mode for low-power consumption.
11. JTAG (Joint Test Action Group) interface for programming and debugging.
12. SPI (Serial Peripheral Interface) and USART (Universal Synchronous/Asynchronous Receiver/Transmitter) communication interfaces.

Applications:

The ATTINY261-20PU is suitable for a wide range of applications due to its low-power consumption, small form factor, and versatile features. Some common applications include:

1. Battery-powered devices: The low-power consumption makes it ideal for devices that require long battery life, such as remote controls, wireless sensors, and portable electronics.
2. Industrial control: The device can be used in applications like motor control, temperature monitoring, and process control systems.
3. Home automation: The ATTINY261-20PU can be used in smart home devices, such as lighting control, security systems, and appliance control.
4. Medical devices: The device can be used in low-power medical equipment, like portable monitoring devices and wearable health monitors.
5. Toys and games: The ATTINY261-20PU can be used in electronic toys, games, and hobbyist projects that require small form factors and low power consumption.
6. Data acquisition and signal processing: The device can be used in applications that require data collection, processing, and transmission, such as environmental monitoring and industrial sensing.

Overall, the ATTINY261-20PU is a versatile and efficient microcontroller that can be used in various applications where low-power consumption, small size, and a wide operating voltage range are essential.

ATTINY261-20PU Documents

Download datasheets and manufacturer documentation for ATTINY261-20PU

Datasheets :

ATtiny261/461/861(V) Complete       ATtiny261/461/861(V) Summary      

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016      

Design Resources :

ATtiny261 Development Tool Selector      

PCN Obsolescence/ EOL :

ATtiny261 Series 26/Mar/2013      

HTML Datasheet :

ATtiny261/461/861(V) Complete       ATtiny261/461/861(V) Summary      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH