ROHM BU9897GUL- W User Guide
Summary
Design reliable embedded systems with this 128Kbit High Reliability Serial EEPROM, featuring an I²C BUS interface for efficient connectivity and low power consumption optimized for battery applications. This device offers exceptional endurance, supporting up to 1 million write cycles and maintaining data integrity for 40 years. The manual provides comprehensive technical specifications, including detailed timing diagrams, reliable read/write protocols, and integrated circuit characteristics necessary for integrating the robust memory solution into professional electronic equipment.
Manual Details
| Brand | ROHM |
|---|---|
| Pages | 17 |
| File Size | 355.14 KB |
| Published | July 07, 2026 |
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Frequently Asked Questions
Can this EEPROM chip be used with multiple devices?
Yes, it allows other devices besides the EEPROM to be connected on the same I²C BUS port, which saves microcontroller ports.
What is the data rewrite limit of the device?
This module supports data rewriting up to 1,000,000 times.
Is this chip suitable for highly reliable or safety-critical systems (e.g., medical)?
No. It is not designed for equipment requiring an extremely high level of reliability where failure could pose a risk to human life or injury.