AT27BV020-12VC

Product Overview

Category

AT27BV020-12VC belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: The stored data is retained even when power is removed.
• High capacity: The AT27BV020-12VC has a storage capacity of 2 megabits (256 kilobytes).
• Low power consumption: It operates at a low voltage and consumes minimal power.
• Fast access time: The device offers a fast access time of 120 nanoseconds.

Package

The AT27BV020-12VC is available in a standard 32-pin plastic package.

Essence

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

Packaging/Quantity

The AT27BV020-12VC is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Memory Type: Non-volatile
• Capacity: 2 Megabits (256 Kilobytes)
• Access Time: 120 Nanoseconds
• Voltage Range: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin Plastic

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. 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. A15 - Address Input
17. CE - Chip Enable Input
18. OE - Output Enable Input
19. WE - Write Enable Input
20. I/O0 - Data Input/Output
21. I/O1 - Data Input/Output
22. I/O2 - Data Input/Output
23. I/O3 - Data Input/Output
24. I/O4 - Data Input/Output
25. I/O5 - Data Input/Output
26. I/O6 - Data Input/Output
27. I/O7 - Data Input/Output
28. VCC - Power Supply
29. GND - Ground
30. NC - No Connection
31. NC - No Connection
32. WP - Write Protect Input

Functional Features

• Non-volatile storage: The AT27BV020-12VC retains data even when power is removed.
• High-speed access: With an access time of 120 nanoseconds, it provides fast data retrieval.
• Low power consumption: The device operates at a low voltage and consumes minimal power.
• Easy integration: It can be easily integrated into various electronic systems.

Advantages and Disadvantages

Advantages

• Reliable non-volatile storage
• Fast access time
• Low power consumption
• Easy integration into electronic systems

Disadvantages

• Limited storage capacity compared to other memory devices
• Higher cost per unit compared to some alternatives

Working Principles

The AT27BV020-12VC utilizes flash memory technology for storing and retrieving digital information. It employs a combination of floating-gate transistors and control circuitry to achieve non-volatile storage. When data is written, charges are trapped in the floating gate, altering the transistor's behavior and storing the desired information. During read operations, the stored charges are detected to retrieve the stored data.

Detailed Application Field Plans

The AT27BV020-12VC is widely used in various electronic systems that require non-volatile memory for data storage. Some common application fields include:

1. Embedded Systems: The device is commonly used in embedded systems such as microcontrollers, where reliable and non-volatile storage is essential.
2. Consumer Electronics: It finds applications in consumer electronics devices like digital cameras, set-top boxes, and portable media players, where it provides storage for firmware, configuration data, and user settings.
3. Industrial Automation: The AT27BV020-12VC is utilized in industrial automation systems for storing critical data, program code, and system parameters.
4. Automotive Electronics: It is employed in automotive electronics for storing firmware, calibration data, and vehicle-specific configurations.

Detailed and Complete Alternative Models

1. AT28C64B-15PU: This alternative model offers a higher capacity of 64 kilobytes and operates at a slower access time of 150 nanoseconds.
2. AT45DB161E-S