The S-93C46AMFN-TB is a 1K-bit EEPROM manufactured by SII Semiconductor Corporation. It is a low-voltage, serial EEPROM utilizing the Microwire interface. Designed for non-volatile data storage, it is suitable for a wide range of applications where small amounts of data need to be reliably stored and retained even when power is removed.

Applications

• Consumer Electronics: Used in televisions, DVD players, and set-top boxes to store user settings, channel information, and parental control settings.
• Automotive Electronics: Employed in car radios, instrument clusters, and immobilizers for storing calibration data, security codes, and vehicle identification numbers.
• Industrial Automation: Integrated into programmable logic controllers (PLCs), sensors, and data loggers for storing configuration parameters, calibration data, and historical data.
• Medical Devices: Utilized in patient monitoring systems, infusion pumps, and diagnostic equipment for storing device settings, calibration data, and patient-specific information.
• Security Systems: Implemented in alarm systems, access control systems, and surveillance equipment for storing security codes, access logs, and system configuration data.

Features

• 1K-bit EEPROM: Provides 128 bytes of non-volatile storage.
• Low-Voltage Operation: Operates at low voltages, typically between 1.8V and 5.5V, suitable for battery-powered applications.
• Microwire Interface: Uses a simple 3-wire serial interface for communication.
• High Endurance: Offers high endurance with a large number of write/erase cycles.
• Data Retention: Guarantees long-term data retention.
• Write Protect Function: Prevents accidental data corruption.

Benefits

• Reliable Non-Volatile Storage: Ensures that data is retained even when power is lost.
• Low Power Consumption: Extends battery life in portable devices.
• Simple Integration: Microwire interface simplifies connection to microcontrollers.
• Long-Term Reliability: Provides durable and reliable data storage.
• Data Protection: Write protect feature safeguards against accidental data modification.

Additional Details

The S-93C46AMFN-TB utilizes the Microwire serial protocol, requiring Chip Select (CS), Serial Clock (SK), and Serial Data Input/Output (DIO) lines. The memory array is organized as 128 bytes x 8 bits. The write protect function can be enabled or disabled via software control. This device is commonly available in surface-mount packages, facilitating automated assembly processes.