ATTINY261A-MU

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ATTINY261A-MU

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IC MCU 8BIT 2KB FLASH 32VQFN

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規格

屬性 價值
Series AVR® ATtiny
Part Status Active
DigiKey Programmable Verified
Core Processor AVR
Core Size 8-Bit
Speed 20MHz
Connectivity USI
Peripherals Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O 16
Program Memory Size 2KB (1K x 16)
Program Memory Type FLASH
EEPROM Size 128 x 8
RAM Size 128 x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V
Data Converters A/D 11x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 32-VQFN (5x5)
Package / Case 32-VFQFN Exposed Pad
Base Product Number ATTINY261

概述

Description

The ATTINY261A-MU is a microcontroller from Microchip Technology, part of the AVR family. It is a compact, low-power 8-bit microcontroller designed for simple embedded applications. The "MU" indicates a QFN (Quad Flat No-leads) package, which is suitable for space-constrained designs.
Key features of the ATTINY261A-MU include:
1. Core: AVR enhanced RISC architecture, allowing efficient execution of instructions.
2. Memory: 2KB of Flash memory, 128B of EEPROM, and 128B of SRAM for storage.
3. I/O Ports: 18 general-purpose I/O pins for flexible interfacing.
4. Peripherals: Includes a rich set of peripherals such as timers/counters, ADC (Analog-to-Digital Converter), PWM (Pulse Width Modulation), and a USI (Universal Serial Interface) for communication.
5. Operating Voltage: Runs on 1.8V to 5.5V, making it versatile for various power environments.
6. Speed: Up to 20 MHz clock frequency, providing adequate performance for many applications.
7. Applications: Ideal for small, cost-sensitive projects like sensors, control systems, and simple automation tasks.
The ATTINY261A-MU combines functionality with efficiency, making it popular in hobbyist and professional embedded system projects.

Equivalent

Equivalent products to the ATTINY261A-MU microcontroller may include other AVR microcontrollers in the ATtiny series, such as the ATTINY461A-MU or ATTINY861A-MU, which offer similar features but may have differences in memory, pin count, or peripherals. Additionally, microcontrollers from other manufacturers, like the PIC series from Microchip or the MSP430 series from Texas Instruments, might be considered alternatives, though they might differ in architecture and specific features. Always check datasheets for compatibility.

Features

The ATTINY261A-MU is an 8-bit microcontroller in the Atmel AVR family, now part of Microchip Technology. Key features include:
1. Core: AVR CPU with a maximum clock frequency of 20 MHz.
2. Memory: 2KB of Flash memory, 128 bytes of SRAM, and 128 bytes of EEPROM.
3. I/O Ports: 16 general-purpose I/O lines.
4. Timers: Two 8-bit Timer/Counters with PWM and one 16-bit Timer/Counter.
5. Analog Features: 10-bit ADC with up to 11 channels and an analog comparator.
6. Communication Interfaces: Supports USART, SPI, and I2C (TWI).
7. Operating Voltage: 1.8V to 5.5V.
8. Package: Available in a 20-pin QFN/MLF package.
9. Power Modes: Includes various power-saving modes like Idle, ADC Noise Reduction, and Power-Down.
10. Advanced Features: Brown-out detection, internal oscillators, and watchdog timer.
These features make the ATTINY261A-MU suitable for small-scale, low-power applications requiring efficient processing and analog interfacing.

Pinout

The ATTINY261A-MU is a microcontroller from Microchip Technology, part of the AVR family. It features 20 pins and is housed in a VQFN (Very Thin Quad Flat No-leads) package. The main functions and features of this microcontroller include:
1. CPU and Memory:
- 8-bit AVR CPU.
- 2KB of Flash memory.
- 128 bytes of SRAM.
- 128 bytes of EEPROM.
2. Clock Speed:
- Operates up to 20 MHz.
3. Peripherals:
- Two 8-bit Timer/Counters and one 16-bit Timer/Counter.
- 64 MHz phase-locked loop (PLL) for high-speed timer/counter.
- Analog Comparator.
4. I/O Ports:
- 18 I/O lines.
- Supports SPI, USI (Universal Serial Interface for I2C and SPI), and USART.
5. Analog Features:
- 10-bit analog-to-digital converter (ADC) with up to 11 channels.
- Programmable Watchdog Timer with internal oscillator.
6. Power Management:
- Various power-saving modes.
- Operating voltage range from 1.8V to 5.5V.
This device is suitable for applications that require efficient and compact processing capabilities, such as small-scale automation and control systems.

Manufacturer

The ATTINY261A-MU is manufactured by Microchip Technology Inc. Microchip Technology is a leading American semiconductor company that specializes in the design and manufacture of microcontrollers, memory, and analog semiconductors. The company provides products that serve a broad range of applications in various industries, including automotive, consumer electronics, industrial, and telecommunications. Microchip is known for its extensive portfolio of microcontroller products, which include 8-bit, 16-bit, and 32-bit microcontrollers, and for its acquisition of Atmel Corporation in 2016, which expanded its product offerings significantly, including the ATTINY series.

Application

The ATTINY261A-MU is a microcontroller from Microchip Technology, suitable for various applications due to its compact size and low power consumption. Key application areas include:
1. Consumer Electronics: Used in devices like remote controls and toys for basic control functions.
2. Industrial Automation: Suitable for small control systems and interface tasks.
3. Home Automation: Implements control in smart home devices and security systems.
4. Automotive: Used in simple automotive sensor systems and controls.
5. LED Lighting: Controls LED drivers and lighting systems.
6. Sensor Interfaces: Interfaces with various sensors in IoT devices.
Its versatility and efficiency make it a popular choice for embedded systems requiring simple, reliable processing capabilities.

Package

The ATTINY261A-MU is a microcontroller in a 20-pin VQFN (Very Thin Quad Flat No-leads) package, specifically the MU variant. This package type is compact, offering a small footprint suitable for space-constrained applications.

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