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Microchip 8-Bit AVR ATTINY45 Microcontroller 20 MHz, 4 kB FLASH, 8-Pin TSSOP ATTINY45-20XU
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Height | 1.05mm |
| Length | 3.1mm |
| Model | ATTINY45-20XU |
| Width | 4.5mm |
| Mount Type | Surface |
| Series | ATTINY45 |
| Maximum Operating Temperature | 85°C |
| Package Type | TSSOP |
| Minimum Operating Temperature | -40°C |
| Ram size | 256bit |
| Interface Type | SPI |
| Pin Count | 8 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 2.7V |
| Device Core | AVR |
| Program Memory Size | 4kB |
| Maximum Clock Frequency | 20MHz |
| Number of Programmable I/Os | 6 |
| Analogue Comparators | 1 |
| Number of Timers | 1 |
| Instruction Set Architecture | RISC |
| ADCs | 4 x 10 Bit |
| Program Memory Type | FLASH |
| Microchip, 8bit AVR, ATtiny Microcontroller, 20MHz, 4 kB Flash, 8-Pin TSSOPBrand | Microchip |
Key Features
- Operates at a supply voltage range of 2.7V to 5.5V.
- Features 256-bit RAM and a 4 kB FLASH program memory.
- Equipped with 6 programmable I/Os and one timer for versatile control tasks.
- Includes 4 x 10-bit analogue-to-digital converters and 1 analogue comparator.
- Designed with an AVR core running at a maximum frequency of 20 MHz for efficient processing.
- Wide temperature operating range from -40°C to 85°C ensures reliability in diverse environments.
- RISC instruction set architecture enabling optimized code execution.
- Ideal for applications requiring small size, power efficiency, and easy interfacing via SPI.
Product Description
The Microchip ATTINY45-20XU is an 8-bit AVR microcontroller optimized for compact and power-efficient embedded systems. This model features a 20 MHz maximum clock frequency and 4 kB of FLASH program memory, housed in a compact 8-Pin TSSOP surface mount package measuring just 3.1 mm in length, 4.5 mm in width, and 1.05 mm in height. Its low voltage operation between 2.7V and 5.5V allows flexibility in power supply design, making it suitable for battery-powered applications.
Designed around the AVR core architecture with RISC instruction set, it delivers high performance with efficient code execution. The microcontroller includes 6 programmable input/output pins, a single timer, and four 10-bit ADC channels, complemented by an analogue comparator for sensor interfacing. RAM size is 256 bits, supporting lightweight application data storage.
Its wide operating temperature range from -40°C to 85°C makes the ATTINY45-20XU reliable for industrial, automotive, or environmental applications. The device interfaces via SPI, enhancing communication capabilities with external components.
Applications include consumer electronics, embedded controls, automotive systems, and industrial automation where compact size, low power consumption, and ease of use are essential. The TSSOP package offers space savings on PCB layouts, ideal for high-density assemblies.
Operates at a supply voltage from 2.7V to 5.5V enabling compatibility with various power sources. 20 MHz maximum clock frequency provides a balance of performance and energy efficiency. 4 kB FLASH memory supports code storage for complex applications.
256-bit RAM for volatile data handling during run-time. Six programmable I/O pins allow flexible peripheral control. Four 10-bit ADC channels allow precise analogue signal measurement. Single timer available for real-time event handling and timing control.
Compact 8-Pin TSSOP surface mount package suited for small form factor applications. Wide operating temperature range suitable for various environmental conditions. Supports SPI interface for external communication and device programming.
This microcontroller provides a robust embedded solution for a range of industrial, laboratory, automotive, and commercial applications requiring efficient, compact 8-bit control. Explore more Microcontrollers and components in the Electronics & Electricals category on EnvMart.
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Frequently Asked Questions
The maximum clock frequency of this microcontroller is 20 MHz.
It operates at a supply voltage range of 2.7V to 5.5V.
This model features 4 kB of FLASH program memory.
The microcontroller has dimensions of 3.1 mm in length, 4.5 mm in width, and 1.05 mm in height.
It includes 6 programmable I/O pins for flexible peripheral control.
This microcontroller is housed in an 8-Pin TSSOP surface mount package.
The operating temperature range is from -40°C to 85°C.
It supports SPI interface for external communication and device programming.
The ATTINY45-20XU is equipped with four 10-bit ADC channels.
It has a RAM size of 256 bits for handling lightweight application data.
It is designed with a RISC instruction set architecture, enabling optimized code execution.
This microcontroller includes one timer for real-time event handling and timing control.
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