The X28C64EMB is a 64K CMOS EEPROM manufactured by Intersil (now Renesas). It is a non-volatile memory device that can be electrically erased and reprogrammed, offering a reliable and flexible solution for data storage in various electronic systems.

Applications:

• Firmware storage: Storing boot code and operating system kernels in embedded systems.
• Parameter storage: Storing configuration settings and calibration data in industrial control equipment.
• Data logging: Recording sensor data and other information in data acquisition systems.
• Programmable logic controllers (PLCs): Storing program logic and configuration data.
• Instrumentation equipment: Storing calibration data and program parameters.

Features:

• 64K (8K x 8) memory organization: Provides ample storage capacity for various applications.
• Electrically erasable and programmable (EEPROM): Allows for in-system reprogramming.
• CMOS technology: Offers low power consumption.
• Fast access time: Enables quick data retrieval.
• Self-timed write cycle: Simplifies write operations.
• Data polling: Allows for verification of write completion.
• JEDEC standard pinout: Ensures compatibility with other memory devices.

Benefits:

• Flexible data storage: Allows for easy updating and modification of stored data.
• Low power consumption: Extends battery life in portable devices.
• Fast data access: Enables quick retrieval of stored information.
• Simplified programming: Reduces development time and effort.
• Reliable operation: Ensures data integrity and long-term retention.

Technical Specifications:

Key specifications of the X28C64EMB include:

• Memory Size: 64K bits (8K x 8)
• Access Time: Typically 150 ns or 200 ns (depending on the grade)
• Supply Voltage: 5V ±10%
• Operating Current: Typically 30 mA (active)
• Standby Current: Typically 100 μA
• Endurance: 10,000 erase/write cycles
• Data Retention: 10 years
• Operating Temperature Range: 0°C to +70°C (Commercial) or -40°C to +85°C (Industrial)
• Package: DIP-28 or SOIC-28

Consult the Intersil (now Renesas) X28C64EMB datasheet for detailed specifications, timing diagrams, and application notes. The X28C64EMB is a versatile and reliable EEPROM suitable for a wide range of non-volatile memory applications.