ATTINY461-20SU

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ATTINY461-20SU

IC MCU 8BIT 4KB FLASH 20SOIC

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規格

Package Bulk
Series AVR® ATtiny
ProductStatus Active
CoreProcessor AVR
CoreSize 8-Bit
Speed 20MHz
Connectivity USI
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O 16
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 11x10b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 20-SOIC (0.295, 7.50mm Width)

概述

Description

The ATTINY461-20SU is a microcontroller from Atmel's ATtiny series, based on the AVR architecture. It features a 16-bit AVR CPU, operates at a maximum speed of 20 MHz, and includes 4 KB of Flash memory, 256 bytes of SRAM, and 128 bytes of EEPROM.
Key features include:
- GPIO: 32 general-purpose I/O pins.
- Timers: Two 8-bit and one 16-bit timer/counter for various timing applications.
- ADC: A 10-bit Analog-to-Digital Converter with up to 8 input channels.
- Communication: Supports USART for serial communication.
- Low Power: Designed for low power consumption, ideal for battery-operated devices.
- Operating Voltage: 1.8V to 5.5V, making it versatile for different applications.
The ATTINY461-20SU is suitable for small embedded systems, automation, consumer electronics, and sensor applications due to its compact size and effective performance. It comes in a 20-pin TSSOP package, making it easy to integrate into space-constrained designs.

Features

The ATTINY461-20SU is an 8-bit microcontroller from Atmel (now part of Microchip Technology) that belongs to the AVR family. Key features include:
- Memory: 4KB Flash memory, 256 bytes of SRAM, and 128 bytes of EEPROM.
- Clock Speed: Up to 20 MHz operation.
- I/O Ports: 32 general-purpose I/O pins.
- ADC: 10-bit Analog-to-Digital Converter (ADC) with 8 channels.
- Timers/Counters: Two 8-bit and one 16-bit timer/counter with PWM capabilities.
- Communication Interfaces: SPI, USART, and I2C support.
- Low Power Modes: Multiple sleep modes for energy efficiency.
- Operating Voltage: 1.8V to 5.5V.
- Package: Available in a 32-pin QFN or a 20-pin SOIC package.
These features make the ATTINY461 suitable for a wide range of applications, including embedded systems, consumer electronics, and low-power devices.

Package

The ATTINY461-20SU is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package).

Pinout

The ATtiny461-20SU is an 8-bit microcontroller from the AVR family, featuring 32 pins in a TQFP (Thin Quad Flat Package) form factor. It has a pin count of 32.
Key functions of the pins include:
- Digital I/O: 23 general-purpose I/O pins.
- Analog Inputs: 8-channel 10-bit ADC (Analog-to-Digital Converter).
- Timers: 2 Timer/Counter modules for timing and waveform generation.
- USART: Universal Synchronous and Asynchronous serial Receiver and Transmitter for serial communication.
- SPI: Serial Peripheral Interface for connecting to other devices.
- Reset and Power: Includes a reset pin and power supply pins (VCC, GND).
The ATtiny461 operates at a maximum clock frequency of 20 MHz and is suitable for various low-power applications in embedded systems.

Manufacturer

The ATTINY461-20SU is manufactured by Microchip Technology Inc., an American semiconductor company. Founded in 1989, Microchip specializes in microcontrollers, memory, and analog semiconductors. The company is known for its development of microcontroller products, particularly in the PIC and AVR families, which are widely used in embedded systems and various electronic applications. Microchip also offers a range of development tools, software, and support resources for engineers and developers in the electronics industry.

Application

The ATTINY461-20SU is a low-power 8-bit microcontroller ideal for applications such as sensor interfaces, portable devices, home automation, and battery-operated systems. Its features make it suitable for motor control, data logging, LED drivers, and simple control tasks in embedded systems. Additionally, it can be used in consumer electronics, robotics, and IoT devices where compact size and efficient power consumption are essential.

Equivalent

Equivalent products to the ATTINY461-20SU include the ATtiny441, ATtiny861, and ATtiny85. These microcontrollers share similar features such as 8-bit AVR architecture, EEPROM, and I/O capabilities but may differ in memory size and pin configuration. Always verify specific requirements like voltage, clock speed, and peripheral support before replacement.

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