AT28BV64-20SC

Product Overview

Category

AT28BV64-20SC belongs to the category of non-volatile memory devices.

Use

It is primarily used for storing and retrieving digital information in electronic systems.

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• High capacity: The AT28BV64-20SC has a storage capacity of 64 kilobits.
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.
• Fast access time: The device offers quick access to stored data.

Package

The AT28BV64-20SC comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of AT28BV64-20SC lies in its ability to provide reliable and non-volatile memory storage for electronic systems.

Packaging/Quantity

The device is typically packaged in reels or tubes, with each containing a specific quantity of AT28BV64-20SC chips.

Specifications

• Storage Capacity: 64 kilobits
• Operating Voltage: 2.7V - 5.5V
• Access Time: 200 nanoseconds
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

The AT28BV64-20SC has a total of 28 pins, which are assigned specific functions. The pin configuration is as follows:

1. A0 - Address Input
2. A1 - Address Input
3. A2 - Address Input
4. A3 - Address Input
5. A4 - Address Input
6. A5 - Address Input
7. A6 - Address Input
8. A7 - Address Input
9. CE - Chip Enable Input
10. OE - Output Enable Input
11. WE - Write Enable Input
12. NC - No Connection
13. VCC - Power Supply
14. DQ0 - Data Input/Output
15. DQ1 - Data Input/Output
16. DQ2 - Data Input/Output
17. DQ3 - Data Input/Output
18. DQ4 - Data Input/Output
19. DQ5 - Data Input/Output
20. DQ6 - Data Input/Output
21. DQ7 - Data Input/Output
22. NC - No Connection
23. GND - Ground
24. NC - No Connection
25. NC - No Connection
26. NC - No Connection
27. NC - No Connection
28. NC - No Connection

Functional Features

• Byte and Page Write: The AT28BV64-20SC supports both byte and page write operations, allowing for efficient data storage and retrieval.
• Software and Hardware Data Protection: It provides mechanisms to protect stored data from accidental modification or erasure.
• High-Speed Read: The device offers fast read access, enabling quick retrieval of stored information.
• Low Power Consumption: The AT28BV64-20SC operates on low power, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity for a wide range of applications.
• Fast access time allows for quick data retrieval.
• Low power consumption prolongs battery life in portable devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write speed compared to volatile memory devices.

Working Principles

The AT28BV64-20SC utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electrical charges within floating gate transistors. These charges can be selectively removed or added using electrical signals, allowing for data modification.

Detailed Application Field Plans

The AT28BV64-20SC finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Medical devices

Detailed and Complete Alternative Models

1. AT28C64B-15PU: Similar to AT28BV64-20SC, this model offers a storage capacity of 64 kilobits with a faster access time of 150 nanoseconds.
2. AT28HC64B-12PC: This alternative model provides the same storage capacity as AT28BV64-20SC but operates at a lower voltage range of 2.7V - 3.6V.

These alternative models offer similar functionality and can be considered as replacements for the AT28BV64-20SC depending on specific requirements.

In conclusion, the AT28BV64-20SC is a non-volatile memory device that provides reliable and high-capacity storage for electronic systems. Its fast access time, low power consumption, and functional features