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ATTINY45-20SUR

Name: ATTINY45-20SUR
Rating: 4.7 (12 reviews)

IC MCU 8BIT 4KB FLASH 8SOIC

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包 SOIJ-8
資料表 ATTINY45-20SUR DataSheet
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規格

Package	Bulk
Series	AVR® ATtiny, Functional Safety (FuSa)
ProductStatus	Active
CoreProcessor	AVR
CoreSize	8-Bit
Speed	20MHz
Connectivity	USI
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O	6
ProgramMemorySize	4KB (2K x 16)
ProgramMemoryType	FLASH
EEPROMSize	256 x 8
RAMSize	256 x 8
Voltage-Supply(Vcc/Vdd)	2.7V ~ 5.5V
DataConverters	A/D 4x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	8-SOIC (0.209, 5.30mm Width)

概述

Description

The ATTINY45-20SUR is a low-power microcontroller from Atmel's AVR family, designed for embedded applications. It features an 8-bit AVR architecture, operating at a maximum clock speed of 20 MHz. With 4 KB of Flash memory, 256 bytes of SRAM, and 128 bytes of EEPROM, it offers ample space for small applications.
Key features include 6 I/O pins, 8-bit Timer/Counter, and an ADC with up to 8 channels, making it suitable for various sensor and control applications. The device supports several power-saving modes, enhancing battery life in portable devices.
Programming can be done via the ISP (In-System Programming) interface, and it is compatible with the Arduino platform, allowing for ease of use for hobbyists and professionals alike. Its compact size and versatility make it ideal for projects in automation, robotics, and DIY electronics. Overall, the ATTINY45 is a powerful yet economical choice for small-scale digital applications.

Features

The ATTINY45-20SUR is an 8-bit microcontroller from the Atmel AVR family. Key features include:
1. Memory: 4KB of Flash memory, 256 bytes of SRAM, and 128 bytes of EEPROM.
2. Speed: Operates at up to 20 MHz.
3. I/O Ports: 6 general-purpose I/O pins.
4. ADC: 10-bit Analog-to-Digital Converter with 4 channels.
5. Timers: Two 8-bit timers and one 16-bit timer for various timing applications.
6. Communication: Supports SPI, I2C, and UART interfaces.
7. Power: Low power consumption with several sleep modes, suitable for battery-operated devices.
8. Operating Voltage: 2.7V to 5.5V.
9. Package: Available in a 8-pin SOIC package.
These features make the ATTINY45-20SUR suitable for compact, low-power applications in embedded systems, such as sensors, small appliances, and IoT devices.

Package

The ATTINY45-20SUR is packaged in a 8-pin SOIC (Small Outline Integrated Circuit) package. This surface-mount package is designed for efficient use of space on PCBs, providing a compact solution for applications requiring microcontroller functionality.

Pinout

The ATTINY45-20SUR is an 8-bit microcontroller from Microchip's ATtiny series. It features a 20-pin Dual In-Line Package (DIP) configuration. The pin functions are as follows:
1. VCC (Pin 1): Supply voltage.
2. GND (Pin 8): Ground.
3. Port B (Pins 2-7): Digital I/O pins (PB0 to PB5) with PWM capabilities on specific pins.
4. RESET (Pin 4): Active low reset pin.
5. ADC (Pins 6-7): Analog-to-Digital Converter inputs (ADC0 to ADC1).
6. XTAL (Pins 3, 5): External clock oscillator connections.
7. Programmable Watchdog Timer (WDT): Available through software.
8. SPI (Serial Peripheral Interface): Supported via specific pins.
The ATTINY45-20SUR operates at a maximum clock frequency of 20 MHz and includes 4 KB of flash memory, 256 bytes of SRAM, and 128 bytes of EEPROM. It is suitable for low-power applications.

Manufacturer

The ATTINY45-20SUR is manufactured by Microchip Technology Inc., a leading provider of microcontroller, mixed-signal, analog, and interface products. Founded in 1989, Microchip is known for its development of microcontrollers, particularly in the AVR and PIC families. The company caters to a wide range of industries, including automotive, consumer electronics, industrial automation, and medical devices. Microchip emphasizes innovation, quality, and customer support, providing tools and resources for developers to create efficient embedded solutions. Their products are widely used in various applications, enabling flexibility and scalability in design.

Application

The ATTINY45-20SUR is a versatile 8-bit microcontroller used in various applications such as simple embedded systems, consumer electronics, automotive systems, robotics, and sensor interfacing. Its low power consumption and small size make it ideal for battery-operated devices, DIY projects, and prototyping. It is also suitable for controlling LEDs, motors, and other actuators in home automation and IoT applications.

Equivalent

The ATTINY45-20SUR can be equivalently replaced by the ATTINY85-20SUR, which offers similar features with additional Flash memory. Other alternatives include the ATTINY25 and ATTINY44, depending on specific application requirements for memory, I/O pins, and package type. Always verify compatibility based on your project's needs regarding pin configuration and electrical specifications.