Manufacturer Part Number
ATTINY45-20PU
Manufacturer
Microchip Technology
Introduction
Compact high-performance microcontroller from the AVR ATtiny series tailored for embedded applications
Product Features and Performance
8-bit AVR core processor
Speed of 20MHz enabling quick processing
Incorporates USI for communication support
Includes peripherals such as Brown-out Detect/Reset, POR, PWM, WDT
Provides 6 I/O pins for versatile connectivity
4KB FLASH program memory
256 bytes of EEPROM and RAM
Internal oscillator for streamlined system design
Extended operating temperature range from -40°C to 85°C
Product Advantages
FuSa support for safety-critical applications
Low power consumption suited for battery-operated devices
Broad voltage range (2.7V - 5.5V) for varied power supplies
Robust design for demanding environments
Through-hole mounting for easy deployment and prototyping
Key Technical Parameters
Core Size: 8-bit
Program Memory Size: 4KB (2K x 16)
EEPROM Size: 256 x 8
RAM Size: 256 x 8
Number of I/O: 6
Voltage - Supply: 2.7V - 5.5V
Data Converters: A/D 4x10b
Operating Temperature: -40°C to 85°C
Quality and Safety Features
Functional safety features adhere to industry standards
Brown-out detect/reset for reliable operation under fluctuating power conditions
Watchdog Timer (WDT) to ensure system recovery from failure states
Compatibility
USI allows for SPI and I2C communication compatibility
Standard DIP package compatible with general-purpose PCBs
Application Areas
Ideal for Internet of Things (IoT) devices
Suitable for automation and control systems
Embedded systems requiring a small form factor
Product Lifecycle
Active status, not near discontinuation
Potential future availability of upgrades or replacements
Several Key Reasons to Choose This Product
High integration in a small 8-DIP package reduces system complexity
Functional Safety (FuSa) capabilities make it suitable for critical applications
Efficient power management features support eco-friendly and cost-effective designs
Ease of use and wide operating temperature range facilitate deployment in diverse environments
Strong community and manufacturer support ensure resources for development and troubleshooting