AT93C66-10PI

Product Overview

Category: Integrated Circuit (IC)

Use: The AT93C66-10PI is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) IC. It is commonly used for non-volatile storage of small amounts of data in various electronic devices.

Characteristics: - Low power consumption - High reliability - Small form factor - Easy integration into circuit designs

Package: The AT93C66-10PI is available in an 8-pin DIP (Dual Inline Package) format, which allows for easy soldering onto printed circuit boards.

Essence: This IC provides a cost-effective solution for storing and retrieving data in electronic systems where non-volatile memory is required.

Packaging/Quantity: The AT93C66-10PI is typically sold in reels or tubes containing multiple units, with each reel/tube containing a specific quantity of ICs.

Specifications

• Memory Size: 4Kbits (512 x 8 bits)
• Operating Voltage: 2.5V to 5.5V
• Maximum Clock Frequency: 2MHz
• Write Time: 5ms (typical)
• Data Retention: 100 years (minimum)
• Endurance: 1 million write cycles (minimum)

Pin Configuration

The AT93C66-10PI features the following pin configuration:

┌───┬───┐ CS |1 o 8| VCC SCK |2 7| HOLD SI |3 6| SO GND |4 5| WP └───┴───┘

• CS: Chip Select
• SCK: Serial Clock
• SI: Serial Input
• SO: Serial Output
• HOLD: Hold Input
• WP: Write Protect

Functional Features

The AT93C66-10PI offers the following functional features:

1. High-Speed Serial Interface: The IC supports a serial interface for easy integration with microcontrollers and other digital systems.
2. Byte and Page Write Operations: It allows individual byte or page write operations, providing flexibility in data storage.
3. Self-Timed Erase and Write Cycles: The IC automatically manages erase and write cycles, simplifying the programming process.
4. Software Protection: The WP pin can be used to protect the memory content from accidental modification.

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered devices. - High reliability ensures data integrity over extended periods. - Small form factor enables space-efficient designs. - Easy integration into circuit designs due to its standard package format.

Disadvantages: - Limited memory size may not be sufficient for applications requiring large data storage. - Relatively low clock frequency compared to some other EEPROMs may impact data transfer speed in certain applications.

Working Principles

The AT93C66-10PI operates based on the principles of EEPROM technology. It utilizes an array of floating-gate transistors to store data electrically. The stored data can be read, erased, and written using the provided serial interface.

Detailed Application Field Plans

The AT93C66-10PI finds applications in various electronic devices, including but not limited to: - Consumer electronics (e.g., TVs, set-top boxes, remote controls) - Automotive electronics (e.g., car audio systems, instrument clusters) - Industrial control systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AT93C66-10PI include: - AT93C46-10PI: 1Kbit EEPROM with a similar pin configuration and package. - AT93C86-10PI: 16Kbit EEPROM with higher memory capacity.

These alternative models can be considered based on specific application requirements and desired memory size.

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