Microchip Technology

ATTINY461-20MUR  

Microcontrollers

The ATTINY461-20MUR is a low-power, 8-bit microcontroller (MCU) manufactured by Microchip Technology. It is part of the AVR Enhanced series and is designed for a wide range of applications that require low power consumption, high performance, and small form factor.

Description:

The ATTINY461-20MUR features an 8-bit AVR CPU with a clock speed of 20 MHz. It is available in a 20-pin QFN (Quad Flat No-leads) package, making it suitable for compact and space-constrained applications. The device includes 4KB of In-System Programmable Flash memory, 256 bytes of EEPROM, and 256 bytes of SRAM.

Features:

1. Low-power operation: The ATTINY461-20MUR is designed for energy-efficient applications, with various power-saving modes such as Idle, ADC Noise Reduction, Power-down, and Power-save.
2. Enhanced I/O ports: The device features 20 digital I/O pins, which can be used as general-purpose I/O, PWM outputs, or as inputs for external interrupts.
3. Peripherals: The ATTINY461-20MUR includes a range of peripherals, such as a 8-channel 10-bit ADC, a USART, a SPI interface, and a TWI interface.
4. Programmable clock system: The device offers a flexible clock system, allowing users to select an external clock source or use the internal RC oscillator.
5. Security features: The ATTINY461-20MUR includes JTAG (Joint Test Action Group) interface for debugging and programming, as well as a bootloader section that can be used for secure firmware updates.
6. Sleep mode: The device can be put into sleep mode to further reduce power consumption during periods of inactivity.

Applications:

The ATTINY461-20MUR is suitable for a wide range of applications due to its low-power consumption, small form factor, and versatile features. Some potential applications include:

1. Battery-powered devices: The low-power capabilities of the ATTINY461-20MUR make it ideal for applications that require long battery life, such as wireless sensors, remote controls, and portable electronics.
2. Industrial control: The device can be used in industrial control systems, such as motor control, temperature monitoring, and process automation.
3. Home automation: The ATTINY461-20MUR can be used in smart home devices, such as lighting control, security systems, and energy management systems.
4. Medical devices: The low-power and small form factor of the device make it suitable for wearable medical devices, such as health monitors and portable diagnostic equipment.
5. Toys and games: The ATTINY461-20MUR can be used in electronic toys, games, and hobbyist projects that require a compact and energy-efficient MCU.

In summary, the ATTINY461-20MUR is a versatile, low-power, and compact microcontroller from Microchip Technology, suitable for a wide range of applications that require energy efficiency, high performance, and a small form factor.

ATTINY461-20MUR Documents

Download datasheets and manufacturer documentation for ATTINY461-20MUR

PCN Assembly/Origin :

Mult Devices Assembly 02/Oct/2018      

Datasheets :

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

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016       Tape and Reel Label Update 10/Feb/2015      

Design Resources :

ATtiny461 Development Tool Selector      

HTML Datasheet :

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

PCN Design/Specification :

Marking Chgs 11/Jul/2017      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH