AT28BV64B-25SU

Product Overview

Category

AT28BV64B-25SU belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High storage capacity: 64 kilobits (8 kilobytes).
• Low power consumption: Operates on low voltage.
• Fast access time: 25 nanoseconds.

Package

AT28BV64B-25SU is available in a Small Outline Integrated Circuit (SOIC) package.

Essence

The essence of AT28BV64B-25SU lies in its ability to provide reliable and non-volatile data storage in various electronic applications.

Packaging/Quantity

It is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Memory Type: EEPROM (Electrically Erasable Programmable Read-Only Memory)
• Organization: 8K x 8 bits
• Operating Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years
• Endurance: 100,000 write cycles

Detailed Pin Configuration

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
10. OE: Output Enable
11. CE: Chip 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

Functional Features

• Byte-wise Read and Write Operations: Allows individual byte access for efficient data manipulation.
• Page Write Buffer: Enhances write performance by allowing multiple bytes to be programmed simultaneously.
• Software Data Protection: Provides protection against accidental erasure or modification of stored data.
• Hardware Data Protection: Additional security measure through the use of a write protect pin (WP).

Advantages

• Non-volatile nature ensures data integrity even during power loss.
• High storage capacity suitable for various applications.
• Low power consumption extends battery life in portable devices.
• Fast access time enables quick data retrieval.

Disadvantages

• Limited endurance compared to other memory technologies.
• Relatively higher cost per bit compared to volatile memory options.
• Requires additional circuitry for write protection.

Working Principles

AT28BV64B-25SU utilizes EEPROM technology, which allows data to be electrically erased and reprogrammed. It uses a combination of address inputs, control signals, and data input/output pins to perform read and write operations. The memory cells store data as electrical charges, which can be modified using appropriate voltage levels.

Detailed Application Field Plans

AT28BV64B-25SU finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Industrial automation - Automotive electronics - Medical devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AT28BV64B-25SU are: - AT28C64B - AT28HC64B - AT28BV256B - AT28BV512B

These models provide different storage capacities and may have variations in operating voltage or package options.

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