Microchip ATTINY25-20SU
8-bit AVR RISC microcontroller with 2KB Flash memory





Brands: Microchip Technology, Inc
Mfr.Part #: ATTINY25-20SU
Datasheet: ATTINY25-20SU Datasheet (PDF)
Package/Case: SOIJ-8
Product Type: Microcontrollers
RoHS Status:
Stock Condition: 4,670 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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ATTINY25-20SU General Description
The ATTINY25-20SU is a powerful microcontroller unit (MCU) from the AVR ATtiny Family. Operating at a blazing fast speed of 20MHz, this MCU is perfect for applications that require high performance in a small package. With a program memory size of 2KB and 128 bytes of RAM memory, the ATTINY25-20SU strikes the perfect balance between storage and processing power. The SOIC-8 case style allows for easy integration into your electronic designs, with 8 pins for seamless connectivity. Whether you're a hobbyist tinkering with electronics or a professional embedded systems engineer, the ATTINY25-20SU offers the versatility and performance you need to bring your ideas to life
Features
- Built-in Pull-Up Resistors
- Low Voltage Detection Pin
- VDD Output Indicator
Application
- Embedded control systems
- Consumer electronics
- Robotics

Specifications
Parameter | Value | Parameter | Value |
---|---|---|---|
Program Memory Size (KB) | 2 | RAM (bytes) | 128 |
Data EEPROM (bytes) | 128 | Pin Count | 8 |
Operation Voltage Max.(V) | 5.5 | Operation Voltage Min.(V) | 1.8 |
Timers | 2 x 8-bit - 0 x 16-bit | Max ADC Resolution (bits) | 10 |
ADC Channels | 4 | Zero Cross Detect | No |
Number of Comparators | 1 | SPI | 1 -SPI |
I2C | 1 -I2C | Stand alone PWM | 6 |
Low Power | No | Numerically Controlled Oscillator (NCO) | 0 |
Data Signal Modulator (DSM) | 0 |
Shipping
Shipping Type | Ship Fee | Lead Time | |
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time:Shipping fee depend on different zone and country.
Payment
Terms of payment | Hand Fee | |
---|---|---|
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Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.5% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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Step1 :Product Inventory
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Step2 :Pressure Relief Packaging
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Step3 :Anti Static Packaging
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Step4 :Protective Packaging
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Step5 :Sealed Packaging
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Step6 :Preparation for shipment
We will inspect and count all goods before shipping to ensure that all products are intact and in accurate quantity, and will fully package them to ensure that they will not be damaged during transportation.
Q: How can I order the ATTINY25-20SU?
A: To place an order for the ATTINY25-20SU, select the "Add to Cart" button associated with the product listing on our website. Once selected, you can finalize your purchase by proceeding to the checkout page, where you can enter your payment and shipping information.
Q: What is the warranty period for the ATTINY25-20SU?
A: We offer a 1-year warranty on the ATTINY25-20SU. This warranty covers any defects in materials and artistry under normal use. During the warranty period, if the product is found to be defective, it will be repaired or replaced at no charge. For further details, please refer to our warranty policy.
Q: How does Ovaga ensure the authenticity of ATTINY25-20SU from Microchip Technology, Inc?
A: Ovaga has a dedicated business development team that rigorously tests and verifies the credentials of original Microchip Technology, Inc manufacturers and authorized agents. All Microchip Technology, Inc suppliers must pass a qualification review before they can list their ATTINY25-20SU products on our platform. We emphasize sourcing from reliable channels and maintaining high product quality standards, ensuring you can make your purchase with confidence.
Q: How can I find detailed information about the ATTINY25-20SU chips, such as application notes, factory information, and images?
A: You can utilize Ovaga's intelligent search engine, filter by the Ethernet PHY Products category, or visit the Microchip Technology, Inc information page to find comprehensive details about the ATTINY25-20SU.
Q: Are the price and stock information for ATTINY25-20SU on Ovaga's platform accurate?
A: Inventory levels for Microchip Technology, Inc products can fluctuate and may not be updated in real time. The information is refreshed periodically within 24 hours. To confirm stock availability and final pricing, you must confirm your order with an Ovaga salesperson or customer service representative before proceeding with payment.
Q: Can I place orders offline with Ovaga?
A: Yes, offline orders are accepted. You can navigate to the "My Orders" section and enter transaction management to place your order. Reviewing the "Order Details" and proceeding to place the order is straightforward. Additionally, you may benefit from coupons or selected gifts when ordering online.
Q: What payment methods are accepted by Ovaga?
A: Ovaga accepts various payment methods, including Wire Transfer, PayPal, Credit Cards, Western Union, and Money Gram.
Q: How is shipping arranged, and how can I track my package?
A: Customers can choose from industry-leading freight companies such as DHL, FedEx, UPS, TNT, EMS, and Registered Air Mail. Once your order is processed for shipment, you will receive an email with the shipping status and tracking number. Note that tracking information may take up to 24 hours to be displayed by carriers. Typically, express delivery takes 2-5 days.
Q: What is the return or replacement process for ATTINY25-20SU?
A: Ovaga conducts Pre-Shipment Inspections (PSI) on all orders to ensure quality before shipment. Suppose there are issues such as quantity discrepancies, incorrect items, or visible defects (e.g., breakage or rust), and they are acknowledged by us. In that case, returns or replacements will be accepted under the following conditions:
- ●The defect must be reported within 365 days after delivery.
- ●The product must be unused and in its original, unopened packaging.
- ●Requesting Return Authorizations must be obtained.
For the return process:
- ●Please inform us within 365 days of receiving the product.
- ●Obtain Return Authorization from our team.
- ●Please refer to our After-Sale Matters for more detailed instructions.
Q: How can I contact Ovaga for support, including obtaining datasheets or pin diagrams for the ATTINY25-20SU?
A: For any after-sales support or technical inquiries, including requests for datasheets or pin diagrams, please get in touch with us via email at [email protected].
Q: What can you tell me about Ovaga's quality assurance practices?
A: Ovaga is committed to maintaining the highest standards of quality. We are certified under ISO14001, ISO 9001, IATF16949, ISO13485, and DUNS standards by the Quality Systems Registrar. This certification signifies that our operational systems meet stringent international standards in quality management. Our compliance is regularly reviewed and tested to ensure ongoing adherence to these standards, affirming our commitment to quality and continuous improvement.
Q: What do the ISO, IATF, and DUNS certifications mean for customers of Ovaga?
A: Our ISO, IATF, and DUNS certifications assure customers that Ovaga operates systems that are both accurate and comprehensive, meeting the rigorous requirements of the ISO, IATF, and DUNS standards. This certification underscores our long-term commitment to continuous improvement across our operations. As a note to our customers, while we strive for accuracy in product data on our website, we recommend referring to the manufacturer's datasheet or catalog for confirmed product specifications before placing an order. If you identify any discrepancies, please get in touch with us immediately.
Part points
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The ATTINY25-20SU is a low-power microcontroller chip from Atmel, suitable for small-scale embedded systems. It features 2 KB of Flash memory, 128 bytes of SRAM, and 32 bytes of EEPROM. The chip operates at 1.8-5.5V, with a 20 MHz maximum clock speed. It has 6 I/O pins and is suitable for applications requiring low power consumption and compact size.
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Equivalent
Some equivalent products to the ATTINY25-20SU chip are ATTINY45-20SU, ATTINY85-20SU, and ATTINY13A-PU. These microcontrollers are part of the same ATTINY series and offer similar functionalities and capabilities. -
Features
The ATTINY25-20SU is a low-power, high-performance 8-bit microcontroller based on the AVR enhanced RISC architecture. It has 2KB of flash memory, 128B of SRAM, and 128B of EEPROM. It operates at a clock frequency of 20MHz, has 6 I/O pins, and supports SPI and I2C communication protocols. It is ideal for applications that require small size and low power consumption. -
Pinout
The ATTINY25-20SU is a 8-pin microcontroller with functions including general purpose I/O pins, analog-to-digital converter, and PWM output. It is commonly used for small embedded systems and low-power applications. -
Manufacturer
The ATTINY25-20SU is manufactured by Atmel Corporation, a semiconductor company specializing in microcontrollers, programmable logic devices, and non-volatile memory. They are known for their high-quality and innovative products used in a wide range of applications such as automotive, industrial, and consumer electronics. -
Application Field
The ATTINY25-20SU is a low-power microcontroller designed for various embedded control applications such as industrial automation, consumer electronics, smart appliances, and IoT devices. It can be used in projects that require low power consumption and minimal space, making it suitable for battery-powered or compact devices. -
Package
The ATTINY25-20SU chip is a surface mount package type, provided in a SOIC form factor with a size of 8mm x 8mm x 2.35mm.
Assembly Advice
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