規格
| 屬性 | 價值 |
| Package | Tube |
| Series | AVR® ATtiny |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 20MHz |
| Connectivity | USI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT |
| NumberofI/O | 12 |
| ProgramMemorySize | 8KB (4K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 512 x 8 |
| RAMSize | 512 x 8 |
| Voltage-Supply(Vcc/Vdd) | 1.8V ~ 5.5V |
| DataConverters | A/D 8x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 14-SOIC (0.154, 3.90mm Width) |
概述
Description
The ATtiny84A-SSU is a small, versatile 8-bit microcontroller from Microchip Technology, part of their AVR family, designed for embedded system applications. It features 8KB of in-system programmable flash memory, 512B of SRAM, and 512B of EEPROM, allowing for efficient program storage and data retention. The device operates at a clock speed of up to 20MHz and supports a voltage range from 1.8V to 5.5V.
Key features include 12 general-purpose I/O pins, an 8-channel 10-bit ADC for analog-to-digital conversion, and several integrated peripherals such as timers, a USART for serial communication, and a USI (Universal Serial Interface) for I²C and SPI protocols. The ATtiny84A-SSU is available in a compact SOIC-14 package, making it suitable for space-constrained applications.
Its low power consumption, flexible peripheral options, and ease of programming make it ideal for various applications like sensor interfacing, small-scale automation, and portable devices. Programming can be done using AVR programming tools and compatible software like Atmel Studio.
Key features include 12 general-purpose I/O pins, an 8-channel 10-bit ADC for analog-to-digital conversion, and several integrated peripherals such as timers, a USART for serial communication, and a USI (Universal Serial Interface) for I²C and SPI protocols. The ATtiny84A-SSU is available in a compact SOIC-14 package, making it suitable for space-constrained applications.
Its low power consumption, flexible peripheral options, and ease of programming make it ideal for various applications like sensor interfacing, small-scale automation, and portable devices. Programming can be done using AVR programming tools and compatible software like Atmel Studio.
Equivalent
Equivalent products to the ATTINY84A-SSU chip include:
1. Microchip Technology ATtiny84
2. Microchip Technology ATtiny44 (with fewer memory resources)
3. Microchip Technology ATtiny85 (differences in pin count and memory)
4. NXP LPC810 (similar small-scale microcontroller)
5. STMicroelectronics STM8S003 (similar functionality and size)
These alternatives may differ in features such as pin count, memory size, or peripherals, and should be reviewed to ensure compatibility with specific applications.
1. Microchip Technology ATtiny84
2. Microchip Technology ATtiny44 (with fewer memory resources)
3. Microchip Technology ATtiny85 (differences in pin count and memory)
4. NXP LPC810 (similar small-scale microcontroller)
5. STMicroelectronics STM8S003 (similar functionality and size)
These alternatives may differ in features such as pin count, memory size, or peripherals, and should be reviewed to ensure compatibility with specific applications.
Features
The ATtiny84A-SSU is an 8-bit microcontroller from Microchip Technology, designed for low-power and efficient performance in embedded applications. Key features include:
- Core: 8-bit AVR enhanced RISC architecture.
- Flash Memory: 8KB In-System Programmable Flash.
- SRAM: 512 bytes.
- EEPROM: 512 bytes for non-volatile data storage.
- I/O Pins: Up to 12 programmable I/O lines.
- Peripherals:
- One 8-bit timer/counter and one 16-bit timer/counter.
- Universal Serial Interface (USI) for SPI and TWI/I²C communication.
- Analog-to-Digital Converter (ADC) with 10-bit resolution.
- Analog Comparator.
- Operating Voltage: 1.8V to 5.5V for flexible power supply options.
- Speed: Up to 20 MHz clock speed.
- Power Consumption: Low-power consumption with various sleep modes.
- Package: Available in 14-pin SOIC package.
- Temperature Range: -40°C to +85°C for industrial applications.
The ATtiny84A-SSU is suitable for small-scale projects requiring minimal power and space, making it ideal for consumer electronics, IoT devices, and simple control systems.
- Core: 8-bit AVR enhanced RISC architecture.
- Flash Memory: 8KB In-System Programmable Flash.
- SRAM: 512 bytes.
- EEPROM: 512 bytes for non-volatile data storage.
- I/O Pins: Up to 12 programmable I/O lines.
- Peripherals:
- One 8-bit timer/counter and one 16-bit timer/counter.
- Universal Serial Interface (USI) for SPI and TWI/I²C communication.
- Analog-to-Digital Converter (ADC) with 10-bit resolution.
- Analog Comparator.
- Operating Voltage: 1.8V to 5.5V for flexible power supply options.
- Speed: Up to 20 MHz clock speed.
- Power Consumption: Low-power consumption with various sleep modes.
- Package: Available in 14-pin SOIC package.
- Temperature Range: -40°C to +85°C for industrial applications.
The ATtiny84A-SSU is suitable for small-scale projects requiring minimal power and space, making it ideal for consumer electronics, IoT devices, and simple control systems.
Pinout
The ATtiny84A-SSU is an 8-bit microcontroller from Microchip Technology, part of the AVR family. It comes in a 14-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. VCC: Power supply pin.
2. GND: Ground reference.
3. PB0-PB2, PB3/XTAL1, PB4/XTAL2: General-purpose I/O pins. PB3 and PB4 can also be used for external clock input.
4. PA0-PA7: General-purpose I/O pins. Some pins have alternate functions like ADC inputs, PWM outputs, and analog comparator inputs.
5. RESET/PA2: Reset pin; it can also serve as a general-purpose I/O and is part of the ADC.
6. AVCC: Power pin for the ADC and analog comparator.
The ATtiny84A can be programmed to perform various tasks such as PWM, ADC, I2C, SPI, and more, making it versatile for small embedded systems.
1. VCC: Power supply pin.
2. GND: Ground reference.
3. PB0-PB2, PB3/XTAL1, PB4/XTAL2: General-purpose I/O pins. PB3 and PB4 can also be used for external clock input.
4. PA0-PA7: General-purpose I/O pins. Some pins have alternate functions like ADC inputs, PWM outputs, and analog comparator inputs.
5. RESET/PA2: Reset pin; it can also serve as a general-purpose I/O and is part of the ADC.
6. AVCC: Power pin for the ADC and analog comparator.
The ATtiny84A can be programmed to perform various tasks such as PWM, ADC, I2C, SPI, and more, making it versatile for small embedded systems.
Manufacturer
The ATTINY84A-SSU is manufactured by Microchip Technology Inc. Microchip Technology is a leading semiconductor company that specializes in the design and manufacture of microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. The company provides a wide range of products for various applications in automotive, industrial, consumer, and computing markets. Microchip is known for its microcontroller and microprocessor solutions, which are used in a variety of electronic devices and systems.
Application
The ATTINY84A-SSU is a microcontroller commonly used in various applications due to its compact size and versatility. Key application areas include:
1. Embedded Systems: Ideal for small-scale projects requiring low power consumption.
2. Consumer Electronics: Used in gadgets and household appliances for basic control tasks.
3. IoT Devices: Serves as a controller in Internet of Things applications.
4. Automotive: Utilized in non-critical automotive applications due to its reliability.
5. Industrial Automation: Employed for controlling processes and machinery.
6. Sensor Networks: Manages data collection and processing in sensor applications.
7. Hobbyist Projects: Popular among DIY enthusiasts for custom electronics projects.
Its versatility makes it suitable for numerous small-scale and power-sensitive applications.
1. Embedded Systems: Ideal for small-scale projects requiring low power consumption.
2. Consumer Electronics: Used in gadgets and household appliances for basic control tasks.
3. IoT Devices: Serves as a controller in Internet of Things applications.
4. Automotive: Utilized in non-critical automotive applications due to its reliability.
5. Industrial Automation: Employed for controlling processes and machinery.
6. Sensor Networks: Manages data collection and processing in sensor applications.
7. Hobbyist Projects: Popular among DIY enthusiasts for custom electronics projects.
Its versatility makes it suitable for numerous small-scale and power-sensitive applications.
Package
The ATTINY84A-SSU is a microcontroller from the Atmel/Microchip AVR family. It comes in an 8-bit, 14-pin SOIC (Small Outline Integrated Circuit) package, suitable for surface mounting. This package type is often used in applications where space is limited, providing a compact solution for various electronic projects.
