AT93C66A-10TI-2.7

Product Overview

Category

AT93C66A-10TI-2.7 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

• Electrically erasable: The AT93C66A-10TI-2.7 can be erased and reprogrammed electronically, making it convenient for data storage.
• Non-volatile: The stored data remains intact even when power is removed.
• High density: This chip offers a large storage capacity, allowing for the storage of significant amounts of data.
• Low power consumption: The AT93C66A-10TI-2.7 operates efficiently with low power requirements.
• Fast access time: It provides quick access to stored data, enhancing overall device performance.

Package

The AT93C66A-10TI-2.7 comes in a small outline integrated circuit (SOIC) package, which ensures easy integration into various electronic systems.

Essence

The essence of this product lies in its ability to provide reliable and flexible non-volatile memory storage for electronic devices.

Packaging/Quantity

The AT93C66A-10TI-2.7 is typically packaged in reels or tubes, containing a specific quantity of chips per package. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Operating voltage: 2.7V to 5.5V
• Memory capacity: 4 kilobits (512 x 8 bits)
• Organization: 64 pages of 8 bytes each
• Write cycle time: 5 milliseconds (typical)
• Data retention: 100 years (minimum)
• Interface: Serial Peripheral Interface (SPI) compatible
• Temperature range: -40°C to +85°C

Detailed Pin Configuration

The AT93C66A-10TI-2.7 has a total of 8 pins, each serving a specific function:

1. Chip Select (/CS): Enables or disables the chip for communication.
2. Serial Clock (SCK): Provides the clock signal for data transfer.
3. Serial Data Input (SI): Receives data from the external device.
4. Serial Data Output (SO): Transmits data to the external device.
5. Write Protect (/WP): Allows write protection when connected to VCC or GND.
6. VCC: Power supply voltage input.
7. Ground (GND): Common ground reference.
8. Hold (/HOLD): Suspends serial communication temporarily.

Functional Features

• Byte-level Read/Write: The AT93C66A-10TI-2.7 allows individual byte-level read and write operations, providing flexibility in data manipulation.
• Sequential Read: It supports sequential read operations, enabling efficient retrieval of consecutive data.
• Software Protection: This chip offers software protection mechanisms to prevent unauthorized access or modification of stored data.
• Hardware Write Protection: The /WP pin can be utilized to enable hardware write protection, ensuring data integrity.
• High-Speed Performance: With a fast write cycle time and quick access time, this EEPROM chip delivers high-speed performance.

Advantages and Disadvantages

Advantages

• Reliable Non-Volatile Storage: The AT93C66A-10TI-2.7 ensures data integrity even during power loss or system failures.
• Flexible Integration: Its small form factor and compatibility with SPI interface make it easy to integrate into various electronic systems.
• Low Power Consumption: The chip operates efficiently, minimizing power consumption and extending battery life.
• High-Speed Performance: Quick access time and fast write cycle time enhance overall device performance.

Disadvantages

• Limited Storage Capacity: While suitable for many applications, the 4 kilobits capacity may be insufficient for certain data-intensive tasks.
• Limited Write Endurance: EEPROMs have a limited number of write cycles before degradation, requiring careful management in applications with frequent writes.

Working Principles

The AT93C66A-10TI-2.7 utilizes an electrically erasable technology to store and retrieve data. It consists of a grid of memory cells that can be individually programmed or erased using electrical signals. The chip communicates with the external device through the SPI interface, enabling read and write operations at the byte level. The stored data remains intact even when power is removed, ensuring non-volatile storage.

Detailed Application Field Plans

The AT93C66A-10TI-2.7 finds application in various fields, including but not limited to: - Microcontrollers: Used for storing firmware, configuration data, and calibration parameters. - Computers: Employed in BIOS chips, network cards, and other peripheral devices. - Consumer Electronics: Integrated into smart TVs