AT27C2048-12VI

Product Overview

Category

AT27C2048-12VI belongs to the category of programmable read-only memory (PROM) chips.

Use

This chip is primarily used for storing data that needs to be permanently written and cannot be modified or erased. It finds applications in various electronic devices where non-volatile memory is required.

Characteristics

• Non-volatile: The stored data remains intact even when power is turned off.
• High storage capacity: The AT27C2048-12VI has a storage capacity of 2,048 kilobits (256 kilobytes).
• Fast access time: With an access time of 120 nanoseconds, it provides quick retrieval of data.
• Low power consumption: The chip operates on low power, making it suitable for battery-powered devices.

Package

The AT27C2048-12VI is available in a 32-pin DIP (Dual In-line Package) format.

Essence

The essence of this PROM chip lies in its ability to store data permanently, ensuring reliable and secure data storage.

Packaging/Quantity

The AT27C2048-12VI is typically packaged in tubes or trays, with each tube or tray containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Manufacturer: Atmel Corporation
• Part Number: AT27C2048-12VI
• Memory Type: Programmable Read-Only Memory (PROM)
• Storage Capacity: 2,048 kilobits (256 kilobytes)
• Access Time: 120 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin DIP

Detailed Pin Configuration

The AT27C2048-12VI chip has a total of 32 pins. The pin configuration is as follows:

1. A16
2. A15
3. A12
4. A7
5. A6
6. A5
7. A4
8. A3
9. A2
10. A1
11. A0
12. /OE (Output Enable)
13. /CE (Chip Enable)
14. VCC (+5V Power Supply)
15. A14
16. A13
17. A8
18. A9
19. A11
20. A10
21. DQ0
22. DQ1
23. DQ2
24. DQ3
25. DQ4
26. DQ5
27. DQ6
28. DQ7
29. /WE (Write Enable)
30. /PGM (Program)
31. /BYTE (Byte Mode Select)
32. GND (Ground)

Functional Features

• Permanent data storage: The AT27C2048-12VI allows for the permanent storage of data, ensuring data integrity even when power is lost.
• High-speed access: With a fast access time of 120 nanoseconds, it enables quick retrieval of stored information.
• Low power consumption: The chip operates on low power, making it suitable for energy-efficient applications.
• Reliable performance: The AT27C2048-12VI offers reliable and consistent performance over an extended period.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity allows for storing a significant amount of data.
• Fast access time enables quick retrieval of information.
• Low power consumption makes it suitable for battery-powered devices.

Disadvantages

• Data cannot be modified or erased once programmed.
• Limited flexibility compared to other types of memory.
• Higher cost compared to volatile memory options.

Working Principles

The AT27C2048-12VI operates based on the principle of electrical programming. Once programmed, the data stored in the chip remains intact even when power is turned off. The chip utilizes a combination of transistors and diodes to store and retrieve data.

Detailed Application Field Plans

The AT27C2048-12VI finds applications in various fields where permanent data storage is required. Some of the common application areas include: - Embedded systems - Automotive electronics - Industrial control systems - Medical devices - Consumer electronics

Detailed and Complete Alternative Models

• AT27C010-12PC
• AT27C040-90PU
• AT27C080-90JC
• AT27C1024-70PU
• AT27C4096-70PU

These alternative models offer similar functionality and characteristics to the AT27C2048-12VI, but with varying storage capacities and access times.

In conclusion, the AT27C2048-12VI is a programmable read-only memory