93C66AT-I/ST

Product Overview

The 93C66AT-I/ST is a serial Electrically Erasable Programmable Read-Only Memory (EEPROM) device. It falls under the category of non-volatile memory and is commonly used for storing small amounts of data in various electronic devices. The 93C66AT-I/ST is known for its compact package, low power consumption, and high reliability, making it suitable for a wide range of applications.

Basic Information

• Category: Non-volatile memory
• Use: Data storage in electronic devices
• Characteristics: Compact, low power consumption, high reliability
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Serial EEPROM for small data storage
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Memory Size: 4Kbit
• Interface: Serial (Microwire)
• Operating Voltage: 2.5V - 5.5V
• Operating Temperature: -40°C to +85°C
• Write Cycle Endurance: 1,000,000 cycles
• Data Retention: 100 years

Detailed Pin Configuration

The 93C66AT-I/ST features an 8-pin SOIC package with the following pin configuration: 1. Chip Select (/CS) 2. Serial Data Input (DI) 3. Serial Data Output (DO) 4. Serial Clock (SK) 5. Ground (GND) 6. Write Enable (W) 7. VCC 8. Not Connected (NC)

Functional Features

• Serial Interface: Supports Microwire protocol for easy integration with microcontrollers and other digital systems.
• Low Power Consumption: Ideal for battery-powered devices and applications requiring minimal energy usage.
• High Reliability: Offers robust data retention and endurance, ensuring long-term performance.

Advantages and Disadvantages

Advantages

• Compact form factor
• Low power consumption
• High reliability
• Easy integration with microcontrollers

Disadvantages

• Limited storage capacity compared to other memory technologies
• Slower write speeds compared to volatile memory

Working Principles

The 93C66AT-I/ST operates by using an electric field to store and erase data. When data is written to the memory, charges are injected into the floating gate of the memory cells. This process allows the device to retain data even when the power is turned off, making it a non-volatile memory solution.

Detailed Application Field Plans

The 93C66AT-I/ST is widely used in various applications, including: - Automotive electronics - Consumer electronics - Industrial control systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

• 93C46AT-I/ST: 2Kbit serial EEPROM with similar characteristics
• 93C86AT-I/ST: 16Kbit serial EEPROM offering higher storage capacity

In conclusion, the 93C66AT-I/ST is a versatile serial EEPROM that offers reliable data storage in a compact package. Its low power consumption and high reliability make it a popular choice for a wide range of electronic applications.

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