EPSON RX-8581SA:B0

Manufacturer No:

RX-8581SA:B0

Manufacturer:

EPSON

Package:

14-SOIC (0.197, 5.00mm Width)

Description:

Real Time Clocks

Quantity:

In Stock :Available

Looking for price or availability? Send us an RFQ and our sales team will respond quickly.

Shipping & Availability

Fast worldwide shipping via DHL, FedEx, UPS, and EMS.

Shipped from：HK Warehouse

Expected Shipping：Tue, Apr 28 - Wed, Apr 29, 2026

Lead Time：Inquire about availability

Date Code：Within 2 Years

Payment

We support multiple secure payment methods including PayPal, Visa, MasterCard, and American Express. All transactions are protected with advanced encryption to ensure secure and reliable payments.

Authenticity Guarantee

All components supplied by Aichiplink are sourced from trusted global suppliers and verified through strict in-house inspection and quality control procedures.

Quality Assurance

Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.

User Guide

Aichiplink operates certified in-house inspection and testing facilities to ensure all electronic components meet internationally recognized quality and compliance standards. Our quality management system is verified through ISO 9001 certification and industry-standard inspection procedures.

PURCHASE

Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.

MEANS OF PAYMENT

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.

RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1：Prepare product

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step4：Individual Package

Step5：Anti-collision Filling

Step6：Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.

RX-8581SA:B0 Information

EPSON RX-8581SA:B0 technical specifications, attributes, parameters and parts with similar specifications to EPSON RX-8581SA:B0.

Type
Parameter

Mounting Type
Surface Mount

Package / Case
14-SOIC (0.197, 5.00mm Width)

Supplier Device Package
14-SOP

Operating Temperature
-40°C~85°C

Packaging
Tape & Reel (TR)

Series
RX-8581SA

Part Status
Obsolete

Moisture Sensitivity Level (MSL)
1 (Unlimited)

Type
Clock/Calendar

Voltage - Supply
1.8V~5.5V

Type
Parameter

Interface
I2C, 2-Wire Serial

Time Format
HH:MM:SS (24 hr)

Date Format
YY-MM-DD-dd

Current - Timekeeping (Max)
0.8μA~1.2μA @ 3V~5V

Features
Alarm, Leap Year

Download datasheets and manufacturer documentation for EPSON RX-8581SA:B0.

Product Description:

The EPSON RX-8581SA:B0 is a surface-mount, real-time clock (RTC) integrated circuit designed for use in a variety of applications. This IC is part of the RX-8581SA series and is available in a 14-SOIC package with a tape and reel packaging option.

Features:

Alarm function for scheduling events
Leap year correction for accurate timekeeping
Low power consumption, with a maximum current draw of 0.8μA to 1.2μA at a supply voltage of 3V to 5V
Supports I2C and 2-wire serial interfaces for easy integration
Operating temperature range of -40°C to 85°C
Compatible with a wide range of supply voltages, from 1.8V to 5.5V

Applications:

Primary applications: Embedded systems, industrial control systems, and consumer electronics requiring accurate timekeeping and scheduling capabilities
Secondary applications: Wearable devices, smart home devices, and other applications where low power consumption and compact size are important

Alternative Parts:

RX-8581SA:A0: This part is similar to the RX-8581SA:B0 but has a different package type (14-SOP instead of 14-SOIC)
RX-8581SA:C0: This part has a slightly different set of features and is intended for use in more demanding applications

Embedded Modules:

The RX-8581SA:B0 is used in various embedded systems, including:
- Industrial control systems
- Consumer electronics
- Wearable devices

FAQs:

Q: What is the power consumption of the RX-8581SA:B0? A: The RX-8581SA:B0 has a maximum current draw of 0.8μA to 1.2μA at a supply voltage of 3V to 5V.

Q: What interfaces does the RX-8581SA:B0 support? A: The RX-8581SA:B0 supports I2C and 2-wire serial interfaces.

Q: Is the RX-8581SA:B0 suitable for use in high-temperature environments? A: No, the RX-8581SA:B0 has an operating temperature range of -40°C to 85°C, which may not be suitable for use in high-temperature environments.

Q: Is the RX-8581SA:B0 still available for purchase? A: No, the RX-8581SA:B0 is an obsolete part and is no longer available for purchase.