ATTINY45-20XU - Microchip Technology

Manufacturer Part Number

ATTINY45-20XU

Manufacturer

Microchip Technology

Introduction

The ATTINY45-20XU is a high-performance, low-power AVR® ATtiny series 8-bit microcontroller.

Product Features and Performance

8-bit AVR core processor

Speed of 20MHz

USI (Universal Serial Interface) for connectivity

Incorporates Power-On Reset, Programmable Watchdog Timer, and Brown-out Detection

PWM (Pulse Width Modulation) capability

Six general purpose I/O pins

Flash program memory of 4KB

EEPROM size of 256 bytes

RAM size of 256 bytes

On-chip analog-to-digital converter with 4 channels and 10-bit resolution

Internal oscillator for clock generation

Functional Safety features compliant with industry standards

Product Advantages

Optimal balance between performance and power consumption

Suitable for applications requiring system-level safety integrity

Small package size for space-constrained applications

Key Technical Parameters

Core Size: 8-Bit

Speed: 20MHz

Program Memory Size: 4KB

EEPROM Size: 256 x 8

RAM Size: 256 x 8

Voltage - Supply: 2.7V to 5.5V

Operating Temperature: -40℃ to 85℃

Mounting Type: Surface Mount

Quality and Safety Features

Enhanced RISC architecture for high-speed processing

Lower power consumption modes

Robust design for safety-critical applications

Internal calibrated oscillator

Compatibility

Compatible with AVR development and programming tools

Supports SPI, I2C, and UART interfacing through USI

Application Areas

Consumer electronics

Industrial control systems

Automotive

Medical devices

Internet of Things (IoT) applications

Product Lifecycle

Active product with ongoing manufacturer support

No indication of nearing discontinuation

Replacements or upgrades may be available in the ATtiny series

Several Key Reasons to Choose This Product

High integration level to reduce the overall system cost

Low power consumption enhances battery life in portable devices

Compliance with Functional Safety standards makes it ideal for critical applications

Versatile use across multiple applications and industries

Support from Microchip Technology in terms of development tools and documentation

Ability to operate across a wide range of supply voltages

Community and manufacturer support for easy implementation and troubleshooting