Microchip Technology

AT21CS01-STUM11-T  

Memory ICs Products

AT21CS01-STUM11-T Description

The AT21CS01-STUM11-T is a high-performance 1Kbit EEPROM memory IC chip designed by Microchip Technology. This device is packaged in a Surface Mount SOT23-3 format and is ideal for applications requiring compact and reliable memory solutions. The AT21CS01-STUM11-T features a memory organization of 128 x 8 bits, offering a total memory size of 1Kbit. It supports a clock frequency of 125 kbps and is compatible with both I2C and Single Wire memory interfaces, providing flexibility in system design.

The AT21CS01-STUM11-T operates within a supply voltage range of 1.7V to 3.6V, making it suitable for a variety of low-power applications. Its write cycle time for a word or page is 5ms, ensuring efficient data handling. The device is REACH unaffected and ROHS3 compliant, adhering to stringent environmental and safety standards. It is also classified under ECCN EAR99 and HTSUS 8542.32.0051, facilitating compliance with international trade regulations.

The AT21CS01-STUM11-T is available in a Tape & Reel (TR) package, which is ideal for automated assembly processes. Its Moisture Sensitivity Level (MSL) is 1 (Unlimited), ensuring robustness during manufacturing and storage.

AT21CS01-STUM11-T Features

• Memory Size and Organization: The AT21CS01-STUM11-T offers a 1Kbit EEPROM memory size with a 128 x 8-bit organization, providing ample storage for small to medium-sized data requirements.
• Dual Interface Support: The device supports both I2C and Single Wire interfaces, offering flexibility in system integration and compatibility with various microcontrollers and systems.
• Low Power Operation: With a supply voltage range of 1.7V to 3.6V, the AT21CS01-STUM11-T is optimized for low-power applications, making it suitable for battery-operated and energy-efficient devices.
• Fast Write Cycle Time: The 5ms write cycle time ensures quick data writes, enhancing the overall performance of the system.
• Environmental Compliance: The AT21CS01-STUM11-T is REACH unaffected and ROHS3 compliant, ensuring it meets the highest environmental standards and is safe for use in various industries.
• Robust Packaging: The SOT23-3 package and Tape & Reel (TR) format make the device suitable for automated assembly processes, ensuring high reliability and ease of integration.
• Unlimited Moisture Sensitivity Level: The MSL 1 (Unlimited) rating ensures the device remains robust during manufacturing and storage, reducing the risk of moisture-related failures.

AT21CS01-STUM11-T Applications

The AT21CS01-STUM11-T is ideal for a wide range of applications where compact, reliable, and low-power memory solutions are required. Some specific use cases include:

• Consumer Electronics: Ideal for devices such as smart watches, fitness trackers, and portable gaming consoles where space and power consumption are critical.
• Industrial Automation: Suitable for sensors, actuators, and control systems that require non-volatile memory for storing calibration data and system parameters.
• Medical Devices: Applicable in wearable health monitors, diagnostic equipment, and medical implants where reliability and low power consumption are paramount.
• IoT Devices: Perfect for IoT sensors and edge devices that need to store configuration data and sensor readings with minimal power usage.
• Automotive Systems: Can be used in various automotive applications, such as infotainment systems, telematics, and advanced driver assistance systems (ADAS) for storing critical data.

Conclusion of AT21CS01-STUM11-T

The AT21CS01-STUM11-T from Microchip Technology is a versatile and reliable EEPROM memory IC chip that offers a balance of performance, flexibility, and environmental compliance. Its dual interface support, low power operation, and fast write cycle time make it an excellent choice for a variety of applications, from consumer electronics to industrial automation. The device's robust packaging and unlimited moisture sensitivity level ensure it remains reliable during manufacturing and storage. With its compact SOT23-3 package and Tape & Reel (TR) format, the AT21CS01-STUM11-T is well-suited for automated assembly processes, making it a practical solution for modern electronics manufacturing.

AT21CS01-STUM11-T Documents

Download datasheets and manufacturer documentation for AT21CS01-STUM11-T

Errata :

AT21CS01 Errata~      

PCN Assembly/Origin :

Assembly 22/May/2020      

Datasheets :

AT21CS01,11      

PCN Packaging :

Boxes 07/Dec/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