ATTINY24A 8-bit AVR® Microcontroller: Pinout, Features and Datasheet

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Published: 08 January 2022 | Last Updated: 08 January 2022

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ATTINY24A-SSF

ATTINY24A-SSF

Microchip Technology

2KB 1K x 16 FLASH AVR 8-Bit Microcontroller AVR® ATtiny Series ATTINY24A 14 Pin 20MHz 5V 14-SOIC (0.154, 3.90mm Width)

Purchase Guide

2KB 1K x 16 FLASH AVR 8-Bit Microcontroller AVR® ATtiny Series ATTINY24A 14 Pin 20MHz 5V 14-SOIC (0.154, 3.90mm Width)

ATtiny24A is low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the ATtiny24A achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed. Furthermore, Huge range of Semiconductors, Capacitors, Resistors and IcS in stock. Welcome RFQ.

In this video, the author shows us how to program AVR microcontroller.

How To Use AVR Microcontroller? | Microcontroller Programming

ATTINY24A Pinout

The following figure is the diagram of ATTINY24A pinout.

Pinout.png

Pinout


ATTINY24A CAD Model

The followings are ATTINY24A Symbol, Footprint, and 3D Model.

PCB Symbol.png

PCB Symbol


PCB Footprint.png

PCB Footprint


3D Model.png

3D Model


ATTINY24A Overview

ATtiny24A is low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the ATtiny24A achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed. The ATtiny24A AVR is supported with a full suite of program and system development tools including: C Compilers, Macro Assemblers, Program Debugger/Simulators and Evaluation kits.

This article provides you with a basic overview of the ATTINY24A 8-bit AVR® Microcontroller, including its pin descriptions, features and specifications, etc., to help you quickly understand what ATTINY24A is.


ATTINY24A Features

● High Performance, Low Power AVR® 8-bit Microcontroller

● Advanced RISC Architecture

   ◆ 120 Powerful Instructions – Most Single Clock Cycle Execution

   ◆ 32 x 8 General Purpose Working Registers

   ◆ Fully Static Operation

● High Endurance, Non-volatile Memory Segments

   ◆ 2K Bytes of In-System, Self-programmable Flash Program Memory (Endurance: 10,000 Write/Erase Cycles)

   ◆ 128 Bytes of In-System Programmable EEPROM (Endurance: 100,000 Write/Erase Cycles)

   ◆ 128 Bytes of Internal SRAM

   ◆ Data Retention: 20 years at 85°C / 100 years at 25°C

   ◆ Programming Lock for Self-programming Flash & EEPROM Data Security

● Peripheral Features

   ◆ One 8-bit and One 16-bit Timer/Counter with Two PWM Channels, Each

   ◆ 10-bit ADC (8 Single-ended Channels, 12 Differential ADC Channel Pairs with Programmable Gain (1x / 20x))

   ◆ Programmable Watchdog Timer with Separate On-chip Oscillator

   ◆ On-chip Analog Comparator

   ◆ Universal Serial Interface

● Special Microcontroller Features

   ◆ debugWIRE On-chip Debug System

   ◆ In-System Programmable via SPI Port

   ◆ Internal and External Interrupt Sources: Pin Change Interrupt on 12 Pins

   ◆ Low Power Idle, ADC Noise Reduction, Standby and Power-down Modes

   ◆ Enhanced Power-on Reset Circuit

   ◆ Programmable Brown-out Detection Circuit with Software Disable Function

   ◆ Internal Calibrated Oscillator

   ◆ On-chip Temperature Sensor

● I/O and Packages

   ◆ Available in 20-pin QFN/MLF/VQFN, 14-pin SOIC, 14-pin PDIP and 15-ball UFBGA

   ◆ Twelve Programmable I/O Lines

● Operating Voltage: 1.8 – 5.5V

● Speed Grade: 0 – 4 MHz @ 1.8 – 5.5V

● Industrial Temperature Range: -40°C to +85°C

● Low Power Consumption

   ◆ Active Mode: 210 µA at 1.8V and 1 MHz

   ◆ Idle Mode: 33 µA at 1.8V and 1 MHz

   ◆ Power-down Mode: 0.1 µA at 1.8V and 25°C


Specifications

Microchip Technology ATTINY24A-SSF technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology ATTINY24A-SSF.
  • Type
    Parameter
  • Factory Lead Time
    4 Weeks
  • Contact Plating

    Contact plating (finish) provides corrosion protection for base metals and optimizes the mechanical and electrical properties of the contact interfaces.

    Tin
  • Mount

    In electronic components, the term "Mount" typically refers to the method or process of physically attaching or fixing a component onto a circuit board or other electronic device. This can involve soldering, adhesive bonding, or other techniques to secure the component in place. The mounting process is crucial for ensuring proper electrical connections and mechanical stability within the electronic system. Different components may have specific mounting requirements based on their size, shape, and function, and manufacturers provide guidelines for proper mounting procedures to ensure optimal performance and reliability of the electronic device.

    Surface Mount
  • Mounting Type

    The "Mounting Type" in electronic components refers to the method used to attach or connect a component to a circuit board or other substrate, such as through-hole, surface-mount, or panel mount.

    Surface Mount
  • Package / Case

    refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.

    14-SOIC (0.154, 3.90mm Width)
  • Number of Pins
    14
  • Data Converters
    A/D 8x10b
  • Number of I/Os
    12
  • Watchdog Timers
    Yes
  • Operating Temperature

    The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.

    -40°C~125°C TA
  • Packaging

    Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.

    Tube
  • Series

    In electronic components, the "Series" refers to a group of products that share similar characteristics, designs, or functionalities, often produced by the same manufacturer. These components within a series typically have common specifications but may vary in terms of voltage, power, or packaging to meet different application needs. The series name helps identify and differentiate between various product lines within a manufacturer's catalog.

    AVR® ATtiny
  • Published
    1997
  • JESD-609 Code

    The "JESD-609 Code" in electronic components refers to a standardized marking code that indicates the lead-free solder composition and finish of electronic components for compliance with environmental regulations.

    e3
  • Pbfree Code

    The "Pbfree Code" parameter in electronic components refers to the code or marking used to indicate that the component is lead-free. Lead (Pb) is a toxic substance that has been widely used in electronic components for many years, but due to environmental concerns, there has been a shift towards lead-free alternatives. The Pbfree Code helps manufacturers and users easily identify components that do not contain lead, ensuring compliance with regulations and promoting environmentally friendly practices. It is important to pay attention to the Pbfree Code when selecting electronic components to ensure they meet the necessary requirements for lead-free applications.

    yes
  • Part Status

    Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.

    Active
  • Moisture Sensitivity Level (MSL)

    Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures

    2 (1 Year)
  • Number of Terminations
    14
  • Terminal Position

    In electronic components, the term "Terminal Position" refers to the physical location of the connection points on the component where external electrical connections can be made. These connection points, known as terminals, are typically used to attach wires, leads, or other components to the main body of the electronic component. The terminal position is important for ensuring proper connectivity and functionality of the component within a circuit. It is often specified in technical datasheets or component specifications to help designers and engineers understand how to properly integrate the component into their circuit designs.

    DUAL
  • Terminal Form

    Occurring at or forming the end of a series, succession, or the like; closing; concluding.

    GULL WING
  • Peak Reflow Temperature (Cel)

    Peak Reflow Temperature (Cel) is a parameter that specifies the maximum temperature at which an electronic component can be exposed during the reflow soldering process. Reflow soldering is a common method used to attach electronic components to a circuit board. The Peak Reflow Temperature is crucial because it ensures that the component is not damaged or degraded during the soldering process. Exceeding the specified Peak Reflow Temperature can lead to issues such as component failure, reduced performance, or even permanent damage to the component. It is important for manufacturers and assemblers to adhere to the recommended Peak Reflow Temperature to ensure the reliability and functionality of the electronic components.

    260
  • Supply Voltage

    Supply voltage refers to the electrical potential difference provided to an electronic component or circuit. It is crucial for the proper operation of devices, as it powers their functions and determines performance characteristics. The supply voltage must be within specified limits to ensure reliability and prevent damage to components. Different electronic devices have specific supply voltage requirements, which can vary widely depending on their design and intended application.

    5V
  • Frequency

    In electronic components, the parameter "Frequency" refers to the rate at which a signal oscillates or cycles within a given period of time. It is typically measured in Hertz (Hz) and represents how many times a signal completes a full cycle in one second. Frequency is a crucial aspect in electronic components as it determines the behavior and performance of various devices such as oscillators, filters, and communication systems. Understanding the frequency characteristics of components is essential for designing and analyzing electronic circuits to ensure proper functionality and compatibility with other components in a system.

    20MHz
  • Time@Peak Reflow Temperature-Max (s)

    Time@Peak Reflow Temperature-Max (s) refers to the maximum duration that an electronic component can be exposed to the peak reflow temperature during the soldering process, which is crucial for ensuring reliable solder joint formation without damaging the component.

    40
  • Base Part Number

    The "Base Part Number" (BPN) in electronic components serves a similar purpose to the "Base Product Number." It refers to the primary identifier for a component that captures the essential characteristics shared by a group of similar components. The BPN provides a fundamental way to reference a family or series of components without specifying all the variations and specific details.

    ATTINY24A
  • Qualification Status

    An indicator of formal certification of qualifications.

    Not Qualified
  • Supply Voltage-Max (Vsup)

    The parameter "Supply Voltage-Max (Vsup)" in electronic components refers to the maximum voltage that can be safely applied to the component without causing damage. It is an important specification to consider when designing or using electronic circuits to ensure the component operates within its safe operating limits. Exceeding the maximum supply voltage can lead to overheating, component failure, or even permanent damage. It is crucial to adhere to the specified maximum supply voltage to ensure the reliable and safe operation of the electronic component.

    5.5V
  • Interface

    In electronic components, the term "Interface" refers to the point at which two different systems, devices, or components connect and interact with each other. It can involve physical connections such as ports, connectors, or cables, as well as communication protocols and standards that facilitate the exchange of data or signals between the connected entities. The interface serves as a bridge that enables seamless communication and interoperability between different parts of a system or between different systems altogether. Designing a reliable and efficient interface is crucial in ensuring proper functionality and performance of electronic components and systems.

    SPI
  • Memory Size

    The memory capacity is the amount of data a device can store at any given time in its memory.

    2kB
  • Oscillator Type

    Wien Bridge Oscillator; RC Phase Shift Oscillator; Hartley Oscillator; Voltage Controlled Oscillator; Colpitts Oscillator; Clapp Oscillators; Crystal Oscillators; Armstrong Oscillator.

    Internal
  • RAM Size

    RAM size refers to the amount of random access memory (RAM) available in an electronic component, such as a computer or smartphone. RAM is a type of volatile memory that stores data and instructions that are actively being used by the device's processor. The RAM size is typically measured in gigabytes (GB) and determines how much data the device can store and access quickly for processing. A larger RAM size allows for smoother multitasking, faster loading times, and better overall performance of the electronic component. It is an important factor to consider when choosing a device, especially for tasks that require a lot of memory, such as gaming, video editing, or running multiple applications simultaneously.

    128 x 8
  • Voltage - Supply (Vcc/Vdd)

    Voltage - Supply (Vcc/Vdd) is a key parameter in electronic components that specifies the voltage level required for the proper operation of the device. It represents the power supply voltage that needs to be provided to the component for it to function correctly. This parameter is crucial as supplying the component with the correct voltage ensures that it operates within its specified limits and performance characteristics. It is typically expressed in volts (V) and is an essential consideration when designing and using electronic circuits to prevent damage and ensure reliable operation.

    1.8V~5.5V
  • uPs/uCs/Peripheral ICs Type

    The parameter "uPs/uCs/Peripheral ICs Type" refers to the classification of various integrated circuits used in electronic devices. It encompasses microprocessors (uPs), microcontrollers (uCs), and peripheral integrated circuits that provide additional functionalities. This classification helps in identifying the specific type of chip used for processing tasks, controlling hardware, or interfacing with other components in a system. Understanding this parameter is essential for selecting the appropriate electronic components for a given application.

    MICROCONTROLLER, RISC
  • Core Processor

    The term "Core Processor" typically refers to the central processing unit (CPU) of a computer or electronic device. It is the primary component responsible for executing instructions, performing calculations, and managing data within the system. The core processor is often considered the brain of the device, as it controls the overall operation and functionality. It is crucial for determining the speed and performance capabilities of the device, as well as its ability to handle various tasks and applications efficiently. In modern devices, core processors can have multiple cores, allowing for parallel processing and improved multitasking capabilities.

    AVR
  • Peripherals

    In the context of electronic components, "Peripherals" refer to devices or components that are connected to a main system or device to enhance its functionality or provide additional features. These peripherals can include input devices such as keyboards, mice, and touchscreens, as well as output devices like monitors, printers, and speakers. Other examples of peripherals include external storage devices, network adapters, and cameras. Essentially, peripherals are external devices that expand the capabilities of a main electronic system or device.

    Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
  • Program Memory Type

    Program memory typically refers to flash memory when it is used to hold the program (instructions). Program memory may also refer to a hard drive or solid state drive (SSD). Contrast with data memory.

    FLASH
  • Core Size

    Core size in electronic components refers to the physical dimensions of the core material used in devices such as inductors and transformers. The core size directly impacts the performance characteristics of the component, including its inductance, saturation current, and frequency response. A larger core size typically allows for higher power handling capabilities and lower core losses, while a smaller core size may result in a more compact design but with limitations on power handling and efficiency. Designers must carefully select the core size based on the specific requirements of the application to achieve optimal performance and efficiency.

    8-Bit
  • Program Memory Size

    Program Memory Size refers to the amount of memory available in an electronic component, such as a microcontroller or microprocessor, that is used to store program instructions. This memory is non-volatile, meaning that the data stored in it is retained even when the power is turned off. The program memory size determines the maximum amount of code that can be stored and executed by the electronic component. It is an important parameter to consider when selecting a component for a specific application, as insufficient program memory size may limit the functionality or performance of the device.

    2KB 1K x 16
  • Connectivity

    In electronic components, "Connectivity" refers to the ability of a component to establish and maintain connections with other components or devices within a circuit. It is a crucial parameter that determines how easily signals can be transmitted between different parts of a circuit. Connectivity can be influenced by factors such as the number of input and output ports, the type of connectors used, and the overall design of the component. Components with good connectivity are essential for ensuring reliable and efficient operation of electronic systems.

    USI
  • Bit Size

    In electronic components, "Bit Size" refers to the number of bits that can be processed or stored by a particular component. A bit is the smallest unit of data in computing and can have a value of either 0 or 1. The Bit Size parameter is commonly used to describe the capacity or performance of components such as microprocessors, memory modules, and data buses. A larger Bit Size generally indicates a higher processing capability or storage capacity, allowing for more complex operations and larger amounts of data to be handled efficiently. It is an important specification to consider when selecting electronic components for specific applications that require certain levels of performance and data processing capabilities.

    8
  • Has ADC

    Has ADC refers to the presence of an Analog-to-Digital Converter (ADC) in an electronic component. An ADC is a crucial component in many electronic devices as it converts analog signals, such as voltage or current, into digital data that can be processed by a digital system. Having an ADC allows the electronic component to interface with analog signals and convert them into a format that can be manipulated and analyzed digitally. This parameter is important for applications where analog signals need to be converted into digital form for further processing or control.

    YES
  • DMA Channels

    DMA (Direct Memory Access) Channels are a feature found in electronic components such as microcontrollers, microprocessors, and peripheral devices. DMA Channels allow data to be transferred directly between peripherals and memory without involving the CPU, thereby reducing the burden on the CPU and improving overall system performance. Each DMA Channel is typically assigned to a specific peripheral device or memory region, enabling efficient data transfer operations. The number of DMA Channels available in a system determines the concurrent data transfer capabilities and can vary depending on the specific hardware design. Overall, DMA Channels play a crucial role in optimizing data transfer efficiency and system performance in electronic devices.

    NO
  • Data Bus Width

    The data bus width in electronic components refers to the number of bits that can be transferred simultaneously between the processor and memory. It determines the amount of data that can be processed and transferred in a single operation. A wider data bus allows for faster data transfer speeds and improved overall performance of the electronic device. Common data bus widths include 8-bit, 16-bit, 32-bit, and 64-bit, with higher numbers indicating a larger capacity for data transfer. The data bus width is an important specification to consider when evaluating the speed and efficiency of a computer system or other electronic device.

    8b
  • Number of Timers/Counters
    2
  • EEPROM Size

    EEPROM Size refers to the amount of memory capacity available in an Electrically Erasable Programmable Read-Only Memory (EEPROM) chip. This parameter indicates the total storage space in bytes or bits that can be used to store data in a non-volatile manner. The EEPROM size determines the maximum amount of information that can be written, read, and erased from the memory chip. It is an important specification to consider when selecting an EEPROM for a particular application, as it directly impacts the amount of data that can be stored and accessed by the electronic component.

    128 x 8
  • Number of ADC Channels
    8
  • Number of PWM Channels
    4
  • Height
    1.5mm
  • Length
    8.74mm
  • Width
    3.99mm
  • RoHS Status

    RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.

    ROHS3 Compliant
0 Similar Products Remaining

ATTINY24A Functional Block Diagram

The following is the Block Diagram of ATTINY24A.

Block Diagram.png

Block Diagram


ATTINY24A Equivalent

          Model number                  Manufacturer                                          Description
ATTINY24A-SSURAtmel CorporationRISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDSO14, 0.150 INCH, GREEN, PLASTIC, MS-012AB, SOIC-14
ATTINY24A-SSUMicrochip Technology IncIC MCU 8BIT 2KB FLASH 14SOIC


Parts with Similar Specs

The three parts on the right have similar specifications to Microchip Technology & ATTINY24A-SSF.

ATTINY24A Package

The following diagram shows the ATTINY24A package.

Top View.png

Top View


Side View.png

Side View


End View.png

End View


ATTINY24A Manufacturer

Microchip Technology Inc. is a leading provider of microcontroller and analog semiconductors, providing low-risk product development, lower total system cost and faster time to market for thousands of diverse customer applications worldwide. Headquartered in Chandler, Arizona, Microchip offers outstanding technical support along with dependable delivery and quality.


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Datasheet PDF

Download datasheets and manufacturer documentation for Microchip Technology ATTINY24A-SSF.
Frequently Asked Questions

What is the essential property of the ATtiny24A?

ATtiny24A is low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the ATtiny24A achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed. 

What are the program and system development tools supported by ATtiny24A AVR?

The ATtiny24A AVR is supported with a full suite of program and system development tools including: C Compilers, Macro Assemblers, Program Debugger/Simulators and Evaluation kits.
ATTINY24A-SSF

Microchip Technology

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