Microchip Technology

ATTINY85-20SFR  

Microcontrollers

The ATTINY85-20SFR is a low-power, 8-bit microcontroller (MCU) from Microchip Technology. It is part of the AVR Enhanced series and is based on the ATtiny85 microcontroller. The "20SFR" in the model number indicates the packaging type (20-pin Small Outline Integrated Circuit or SOIC) and the speed grade (SFR stands for Speed Grade).

Description:

The ATTINY85-20SFR is a compact and versatile microcontroller designed for a wide range of applications. It features an 8-bit RISC architecture with a high code density, which allows for efficient memory usage and reduced program size. The device is available in a 20-pin SOIC package, making it suitable for space-constrained applications.

Features:

1. 8-bit RISC CPU with 16 general-purpose registers
2. 8MHz operation frequency
3. 8KB In-System Programmable Flash memory
4. 512B EEPROM
5. 512B SRAM
6. 23 I/O lines with optional internal pull-up resistors
7. Six interrupt priority levels
8. Two 8-bit timers with 8-bit resolution
9. One 16-bit timer with 16-bit resolution
10. USART with multi-sync mode
11. Internal calibrated RC oscillator
12. Sleep mode with different power consumption levels
13. I2C and SPI communication interfaces
14. Programmable watchdog timer
15. Brownout detection and reset
16. Four programmable voltage levels for sleep mode
17. 20-pin SOIC package

Applications:

The ATTINY85-20SFR 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. Industrial control and automation systems
2. Home automation and IoT devices
3. Portable electronics and battery-powered devices
4. Data acquisition and signal processing systems
5. Embedded systems in medical equipment
6. Security systems and access control devices
7. Consumer electronics, such as toys and appliances
8. Automotive control modules
9. Lighting control systems
10. Smart sensors and actuators

The ATTINY85-20SFR's combination of low power consumption, small package size, and a wide range of features make it an attractive choice for developers looking to create efficient and compact electronic systems.

ATTINY85-20SFR Documents

Download datasheets and manufacturer documentation for ATTINY85-20SFR

PCN Assembly/Origin :

Test Location 12/Oct/2023      

Datasheets :

ATTINY25/45/85(V) Datasheet      

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016       MBB/Label Chgs 16/Nov/2018      

Design Resources :

ATtiny85 Development Tool Selector      

PCN Design/Specification :

Marking Chgs 11/Jul/2017      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH