AT93C66AY1-10YI-1.8

Product Overview

Category

AT93C66AY1-10YI-1.8 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used in electronic devices for non-volatile data storage, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The data stored in AT93C66AY1-10YI-1.8 remains even when power is removed.
• Electrically erasable: The memory can be erased and reprogrammed electronically.
• Small package size: AT93C66AY1-10YI-1.8 comes in a compact package, making it suitable for space-constrained applications.
• Low power consumption: This chip operates at low power levels, conserving energy in battery-powered devices.

Package and Quantity

AT93C66AY1-10YI-1.8 is available in a surface-mount 8-pin integrated circuit (IC) package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Part Number: AT93C66AY1-10YI-1.8
• Memory Size: 4 kilobits (512 bytes)
• Operating Voltage: 1.8V
• Speed: 10 MHz
• Interface: Serial Peripheral Interface (SPI)
• Temperature Range: -40°C to +85°C
• Data Retention: 100 years

Pin Configuration

The pin configuration of AT93C66AY1-10YI-1.8 is as follows:

┌───┬───┐ │ 1 │ 8 │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ 4 │ 5 │ └───┴───┘

Pin Description: 1. Chip Select (CS) 2. Serial Clock (SCK) 3. Data Input/Output (DI/O) 4. Ground (GND) 5. Data Output (DO) 6. Write Protect (WP) 7. VCC Power Supply (+1.8V) 8. Not Connected (NC)

Functional Features

• High-speed data transfer: AT93C66AY1-10YI-1.8 supports fast serial communication, enabling efficient data transfer.
• Write protection: The write protect pin allows users to prevent accidental modification of stored data.
• Low power consumption: This chip operates at low power levels, making it suitable for battery-powered devices.
• Reliable data retention: AT93C66AY1-10YI-1.8 ensures long-term data integrity with a data retention period of up to 100 years.

Advantages and Disadvantages

Advantages

• Compact size enables integration into space-constrained designs.
• Electrically erasable memory allows for easy reprogramming.
• Low power consumption prolongs battery life in portable devices.
• High-speed data transfer enhances overall system performance.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Requires an external microcontroller or interface for data access and manipulation.
• Relatively higher cost per kilobit compared to larger memory chips.

Working Principles

AT93C66AY1-10YI-1.8 utilizes EEPROM technology, which allows for non-volatile data storage. It uses a combination of electrical signals and charge trapping mechanisms to store and retrieve data. When data needs to be written or erased, the chip applies specific voltage levels to the memory cells, altering their charge states. This enables the storage and modification of digital information.

Detailed Application Field Plans

AT93C66AY1-10YI-1.8 finds applications in various electronic devices, including but not limited to: - Microcontrollers - Computers and servers - Automotive electronics - Industrial control systems - Consumer electronics (e.g., smart TVs, set-top boxes)

Alternative Models

Several alternative models with similar functionality are available in the market. Some notable alternatives to AT93C66AY1-10YI-1.8 include: - AT93C46A - AT93C56A - AT93C86A

These models offer different memory sizes, operating voltages, and package options, allowing users to choose the most suitable option for their specific requirements.

In conclusion, AT93C66AY1-10YI-1.8 is a compact and versatile EEPROM chip used for non-volatile data storage in various electronic devices. Its high-speed data transfer, low power consumption, and reliable performance make it an ideal choice for many applications.