Microchip Technology

AT21CS01-STUM17-T  

Memory ICs Products

AT21CS01-STUM17-T Description

The AT21CS01-STUM17-T is a high-performance EEPROM memory IC chip designed by Microchip Technology. This 1Kbit EEPROM device is packaged in a compact SOT23-3 surface mount package, making it ideal for space-constrained applications. It features a memory organization of 128 x 8 bits and supports both I2C and Single Wire memory interfaces, providing flexibility in system design. The device operates within a supply voltage range of 1.7V to 3.6V, ensuring compatibility with a wide range of power supply configurations.

The AT21CS01-STUM17-T has a clock frequency of 125 kbps, ensuring fast and reliable data transfer rates. It also boasts a write cycle time of 5ms for both word and page operations, which is significantly faster than many competing EEPROM solutions. This chip is REACH unaffected and RoHS3 compliant, adhering to the highest environmental and safety standards in the electronics industry. The moisture sensitivity level (MSL) is rated at 1 (unlimited), making it suitable for a variety of manufacturing environments.

AT21CS01-STUM17-T Features

• Memory Size and Organization: The AT21CS01-STUM17-T offers a memory size of 1Kbit, organized as 128 x 8 bits, providing ample storage for small to medium-sized data applications.
• Memory Interfaces: It supports both I2C and Single Wire interfaces, offering designers the flexibility to choose the most suitable communication protocol for their system.
• Fast Write Cycle Time: With a write cycle time of 5ms for both word and page operations, the AT21CS01-STUM17-T ensures efficient data storage and retrieval.
• Wide Operating Voltage Range: The device operates within a supply voltage range of 1.7V to 3.6V, making it compatible with various power supply configurations.
• Environmental Compliance: The AT21CS01-STUM17-T is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards.
• Moisture Sensitivity Level: Rated at MSL 1 (unlimited), this chip is suitable for a variety of manufacturing environments, reducing the risk of moisture-related issues.
• Packaging: Available in a Tape & Reel (TR) package, it is ideal for automated assembly processes.

AT21CS01-STUM17-T Applications

The AT21CS01-STUM17-T is well-suited for a variety of applications where compact size, fast data transfer, and reliable storage are critical. Some specific use cases include:

• Consumer Electronics: Ideal for small form-factor devices such as smartphones, tablets, and wearables, where space is at a premium.
• Industrial Control Systems: Suitable for embedded systems that require reliable data storage and fast read/write operations.
• Automotive Electronics: Can be used in automotive applications where environmental compliance and robustness are essential.
• IoT Devices: Perfect for IoT sensors and devices that need to store configuration data and perform frequent read/write operations.

Conclusion of AT21CS01-STUM17-T

The AT21CS01-STUM17-T is a versatile and high-performance EEPROM memory IC chip that offers a combination of compact size, fast data transfer rates, and reliable storage. Its support for both I2C and Single Wire interfaces, along with its wide operating voltage range, makes it a flexible solution for a variety of applications. The device's environmental compliance and robustness further enhance its suitability for demanding industrial and consumer electronics environments. Whether used in consumer electronics, industrial control systems, automotive electronics, or IoT devices, the AT21CS01-STUM17-T provides a reliable and efficient storage solution that meets the needs of modern electronic systems.

AT21CS01-STUM17-T Documents

Download datasheets and manufacturer documentation for AT21CS01-STUM17-T

Errata :

AT21CS01 Errata~      

PCN Assembly/Origin :

Assembly 22/May/2020      

Datasheets :

AT21CS01,11      

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016       Tape and Reel Label Update 10/Feb/2015      

Design Resources :

AT21CS01 Development Tool Selector      

PCN Design/Specification :

AT21CS01/AT21CS11 10/Jul/2020       AT21CS01/AT21CS11 Datasheet 30/Nov/2023      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH