Encyclopedia Entry: 93C56CT-I/MNY

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Characteristics: Small form factor, low power consumption, high data retention, and endurance
• Package: Integrated circuit package
• Essence: Stores digital information even when power is removed
• Packaging/Quantity: Typically sold in reels or tubes containing multiple units

Specifications

• Memory Size: 2 kilobits (256 x 8 bits)
• Operating Voltage: 1.8V to 5.5V
• Interface: Serial Peripheral Interface (SPI)
• Write Time: 3 ms (typical)
• Data Retention: 200 years (typical)
• Endurance: 1 million write cycles (typical)

Detailed Pin Configuration

The 93C56CT-I/MNY IC has a total of 8 pins, which are as follows:

1. Chip Select (/CS) - Active low input used to enable the device.
2. Serial Clock (SCK) - Input for synchronizing data transfer.
3. Serial Data Input (SI) - Input for shifting data into the device.
4. Serial Data Output (SO) - Output for shifting data out of the device.
5. Write Protect (/WP) - Input used to protect the memory from accidental writes.
6. VCC - Power supply voltage input.
7. Ground (GND) - Ground reference.
8. Hold (/HOLD) - Input used to pause serial communication.

Functional Features

• Non-volatile storage: The 93C56CT-I/MNY retains stored data even when power is removed.
• Electrically erasable: Allows for easy modification of stored information.
• Serial interface: Uses the SPI protocol for communication with a microcontroller or other devices.
• Low power consumption: Operates efficiently, making it suitable for battery-powered applications.
• High data retention and endurance: Ensures reliable storage and longevity of stored information.

Advantages

• Compact size: The small form factor allows for integration into space-constrained designs.
• Versatile interface: The SPI interface enables easy integration with various microcontrollers and systems.
• Wide operating voltage range: Can be used in a wide range of electronic devices with different power supply voltages.
• High endurance: The EEPROM can withstand frequent write cycles without degradation.

Disadvantages

• Limited memory capacity: With only 2 kilobits of storage, it may not be suitable for applications requiring larger amounts of data storage.
• Relatively slow write time: The 3 ms write time may be slower compared to other memory technologies for certain applications.

Working Principles

The 93C56CT-I/MNY utilizes an array of floating-gate transistors to store digital information. When data needs to be written, an electrical charge is applied to specific transistors, altering their threshold voltage and storing the desired information. To read the stored data, the transistors are selectively accessed and their threshold voltage is measured.

Detailed Application Field Plans

The 93C56CT-I/MNY is commonly used in various electronic devices and systems, including but not limited to: - Automotive electronics: Used for storing vehicle configuration settings, mileage data, and other non-volatile information. - Consumer electronics: Found in devices such as smart TVs, set-top boxes, and gaming consoles for storing user preferences and system configurations. - Industrial control systems: Utilized for storing calibration data, device parameters, and configuration settings in industrial automation equipment. - Medical devices: Used for storing patient data, device settings, and firmware updates in medical equipment.

Detailed and Complete Alternative Models

• 93C46CT-I/MNY: Similar to the 93C56CT-I/MNY, but with a smaller memory size of 1 kilobit.
• 93C66CT-I/MNY: Offers a larger memory size of 4 kilobits (512 x 8 bits) compared to the 93C56CT-I/MNY.

Note: The above alternative models are from the same series and share similar characteristics and pin configurations.

This concludes the encyclopedia entry for the 93C56CT-I/MNY integrated circuit.