AT28BV64-25TC

Product Overview

Category

AT28BV64-25TC 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 capacity: The AT28BV64-25TC has a storage capacity of 64 kilobits.
• Fast access time: It operates at a speed of 25 nanoseconds.
• Low power consumption: Designed to minimize power usage.
• Reliable: Offers high endurance and data retention capabilities.

Package

The AT28BV64-25TC is available in a compact Thin Small Outline Package (TSOP).

Essence

The essence of AT28BV64-25TC lies in its ability to provide reliable and non-volatile data storage in various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each containing a specific quantity of AT28BV64-25TC chips.

Specifications

• Storage Capacity: 64 kilobits
• Access Time: 25 nanoseconds
• Operating Voltage: 2.7V - 3.6V
• Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

The AT28BV64-25TC features a standard pin configuration 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. A8 - Address Input
10. A9 - Address Input
11. A10 - Address Input
12. A11 - Address Input
13. A12 - Address Input
14. A13 - Address Input
15. A14 - Address Input
16. /OE - Output Enable
17. /WE - Write Enable
18. VCC - Power Supply
19. GND - Ground
20. DQ0 - Data Input/Output
21. DQ1 - Data Input/Output
22. DQ2 - Data Input/Output
23. DQ3 - Data Input/Output
24. DQ4 - Data Input/Output
25. DQ5 - Data Input/Output
26. DQ6 - Data Input/Output
27. DQ7 - Data Input/Output
28. /CE - Chip Enable

Functional Features

• Random Access: Allows for direct access to any memory location.
• Byte-Writable: Enables individual byte-level data modification.
• Erasable: Supports full chip erasure for rewriting purposes.
• Low Power Consumption: Designed to minimize power usage during operation.
• High Reliability: Offers high endurance and data retention capabilities.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Fast access time allows for quick retrieval of stored information.
• Compact package size enables integration into space-constrained designs.
• Low power consumption prolongs battery life in portable devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Higher cost per bit compared to some alternative memory solutions.
• Requires additional circuitry for interfacing with the microcontroller.

Working Principles

The AT28BV64-25TC utilizes a combination of floating-gate transistors and control circuitry to store and retrieve data. When writing data, the appropriate address is selected, and the desired information is applied to the data input pins. The write enable signal is then activated to store the data in the specified memory location. During read operations, the address is provided, and the stored data is accessed through the data output pins.

Detailed Application Field Plans

The AT28BV64-25TC finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Detailed and Complete Alternative Models

1. AT28C64B-15PU: Similar specifications with a different package type (PDIP).
2. AT28HC64B-12SU: Higher endurance variant with extended temperature range.
3. AT28LV64B-20JI: Lower voltage operation with wider temperature tolerance.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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