The SEEQ PQ28C64-250 is a 64K (8K x 8) CMOS EEPROM (Electrically Erasable Programmable Read-Only Memory). It is designed for applications requiring non-volatile memory that can be electrically erased and reprogrammed in-system. The 250 in the name indicates an access time of 250ns.

Applications

• Embedded systems
• Data storage in industrial equipment
• Programmable logic controllers (PLCs)
• Robotics
• Instrumentation
• BIOS storage

Features

• 64K (8K x 8) memory organization
• Electrically erasable and programmable
• Fast read access time (250 ns)
• Single 5V power supply
• Automatic page write operation
• Data protection features
• CMOS technology for low power consumption

Benefits

• In-System Reprogrammability: Allows for easy updates and modifications to stored data without removing the device from the system.
• Non-Volatile Storage: Retains data even when power is off.
• Fast Access Time: Enables quick retrieval of stored data.
• Low Power Consumption: Suitable for battery-powered and energy-efficient applications.
• Reliable Data Storage: Ensures data integrity over a long period.

Technical Specifications

The PQ28C64-250 operates on a single 5V power supply and offers an access time of 250ns. The device uses CMOS technology for low power consumption. It supports an automatic page write operation, simplifying the write process and improving performance. The EEPROM includes data protection features to prevent accidental data corruption. The device offers a reliable and versatile solution for non-volatile memory storage in various applications. The in-system reprogrammability is particularly useful for systems that require frequent updates or modifications to stored data. The data protection features prevent data loss during power failures. The 250ns access time allows for quick boot-up and system configurations.