AT28BV64B-20TC

Product Overview

Category

AT28BV64B-20TC belongs to the category of non-volatile memory devices.

Use

It is primarily used for data storage in various electronic systems and devices.

Characteristics

• Non-volatile: Retains stored data even when power is turned off.
• High capacity: The AT28BV64B-20TC has a storage capacity of 64 kilobits (8 kilobytes).
• Low power consumption: Designed to operate with minimal power requirements.
• Fast access time: Provides quick access to stored data.
• Reliable: Offers high endurance and data retention capabilities.

Package

The AT28BV64B-20TC is available in a Thin Small Outline Package (TSOP) format.

Essence

This product is an EEPROM (Electrically Erasable Programmable Read-Only Memory) chip, which allows for both reading and writing of data.

Packaging/Quantity

The AT28BV64B-20TC is typically packaged in reels or tubes, with each package containing a specific quantity of chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Operating voltage: 2.7V to 5.5V
• Access time: 200ns
• Organization: 8K x 8 bits
• Interface: Parallel
• Write cycle time: 5ms (typical)
• Data retention: 10 years (minimum)

Detailed Pin Configuration

The AT28BV64B-20TC has a total of 32 pins. 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. VCC - Power supply voltage
10. CE - Chip enable
11. OE - Output enable
12. WE - Write enable
13. I/O0 - Data input/output
14. I/O1 - Data input/output
15. I/O2 - Data input/output
16. I/O3 - Data input/output
17. I/O4 - Data input/output
18. I/O5 - Data input/output
19. I/O6 - Data input/output
20. I/O7 - Data input/output
21. NC - No connection
22. GND - Ground
23. NC - No connection
24. NC - No connection
25. NC - No connection
26. NC - No connection
27. NC - No connection
28. NC - No connection
29. NC - No connection
30. NC - No connection
31. NC - No connection
32. NC - No connection

Functional Features

• Byte-wise programmable: Allows individual bytes to be programmed or erased.
• Block erase capability: Supports erasing of specific blocks of data.
• Hardware and software protection: Provides mechanisms to protect stored data from accidental modification.
• High-speed operation: Enables fast read and write operations.

Advantages and Disadvantages

Advantages

• Non-volatile nature ensures data retention even during power loss.
• High storage capacity for a wide range of applications.
• Low power consumption, making it suitable for battery-powered devices.
• Fast access time allows for quick retrieval of data.
• Reliable and durable, with high endurance and data retention capabilities.

Disadvantages

• Limited write endurance compared to other memory technologies.
• Relatively higher cost per bit compared to some alternative memory options.
• Requires additional circuitry for interfacing with the host system.

Working Principles

The AT28BV64B-20TC utilizes EEPROM technology, which allows for the storage of data even when power is turned off. It employs a combination of electrically controlled floating gate transistors to store and retrieve data. The stored data can be read, written, or erased using specific electrical signals.

Detailed Application Field Plans

The AT28BV64B-20TC finds applications in various electronic systems and devices, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AT28BV64B-20TC include: - AT28C64B-20TC - AT28HC64B-20TC - AT28LV64B-20TC - AT28PC64B-20TC

These models are compatible with the same pin configuration and provide comparable specifications and features.

In conclusion, the AT28BV64B-20TC is a non-volatile memory device primarily used for data storage in various electronic systems. It offers high capacity