AT27C800-12RC

Product Overview

Category

AT27C800-12RC belongs to the category of programmable read-only memory (PROM) chips.

Use

This product is commonly used for storing permanent data or code that needs to be retained even when power is turned off. It is widely utilized in various electronic devices and systems.

Characteristics

• Non-volatile: The stored data remains intact even without power supply.
• Programmable: The memory can be written or programmed with data.
• Read-only: Once programmed, the data cannot be modified or erased.
• High capacity: The AT27C800-12RC has a storage capacity of 800 kilobits.

Package

The AT27C800-12RC is available in a standard dual in-line package (DIP). This package provides easy integration into circuit boards and allows for efficient heat dissipation.

Essence

The essence of AT27C800-12RC lies in its ability to store large amounts of data reliably and permanently.

Packaging/Quantity

This product is typically packaged in tubes or trays, with each containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Operating Voltage: 5V
• Access Time: 120 ns
• Organization: 1024K x 8 bits
• Erase Time: Not applicable (read-only memory)
• Data Retention: More than 20 years
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AT27C800-12RC 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. VPP
13. OE#
14. CE#
15. WE#
16. I/O7
17. I/O6
18. I/O5
19. I/O4
20. I/O3
21. I/O2
22. I/O1
23. I/O0
24. GND
25. NC
26. NC
27. NC
28. NC
29. NC
30. NC
31. NC
32. VCC

Functional Features

• High-speed access: The AT27C800-12RC offers fast access times, allowing for efficient data retrieval.
• Low power consumption: This chip is designed to consume minimal power during operation, making it suitable for battery-powered devices.
• Reliable data storage: The non-volatile nature of the memory ensures that the stored data remains intact over long periods.

Advantages and Disadvantages

Advantages

• Large storage capacity
• Non-volatile data retention
• Fast access times
• Low power consumption

Disadvantages

• Data cannot be modified or erased once programmed
• Limited flexibility compared to other types of memory

Working Principles

The AT27C800-12RC utilizes a technology called electrically programmable read-only memory (EPROM). It consists of a grid of memory cells, with each cell storing a bit of data. Programming is achieved by applying specific voltage levels to the memory cells, which alters their electrical characteristics and stores the desired data permanently.

Detailed Application Field Plans

The AT27C800-12RC finds applications in various fields, including: - Embedded systems - Automotive electronics - Industrial control systems - Medical devices - Consumer electronics

Detailed and Complete Alternative Models

• AT27C010-12PC
• AT27C040-12JC
• AT27LV010A-12JC
• AT27LV040A-12JC

These alternative models offer similar functionality and characteristics to the AT27C800-12RC, but with different storage capacities or package options.

In conclusion, the AT27C800-12RC is a programmable read-only memory chip that provides reliable and permanent data storage. With its high capacity, fast access times, and low power consumption, it is widely used in various electronic applications. While it lacks flexibility compared to other memory types, its non-volatile nature makes it ideal for storing critical data that needs to be retained even without power.