AT27C080-15RC

Product Overview

Category

AT27C080-15RC belongs to the category of programmable read-only memory (PROM) chips.

Use

This product is primarily used for storing data that needs to be permanently written and cannot be modified or erased. It is commonly employed in applications where non-volatile memory is required.

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• High density: The chip has a capacity of 8 megabits (1 megabyte).
• Fast access time: The access time is 150 nanoseconds, allowing for quick retrieval of data.
• Low power consumption: The chip operates at low power levels, making it suitable for battery-powered devices.

Package

AT27C080-15RC comes in a standard 32-pin dual in-line package (DIP).

Essence

The essence of this product lies in its ability to provide reliable and permanent storage of data in electronic systems.

Packaging/Quantity

AT27C080-15RC is typically packaged in tubes or trays, with each tube or tray containing a specific quantity of chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Capacity: 8 megabits (1 megabyte)
• Access Time: 150 nanoseconds
• Supply Voltage: 5 volts
• Operating Temperature Range: -40°C to +85°C
• Pin Count: 32
• Package Type: DIP

Detailed Pin Configuration

1. A16
2. A14
3. A12
4. A7
5. A6
6. A5
7. A4
8. A3
9. A2
10. A1
11. A0
12. VPP
13. WE#
14. OE#
15. CE#
16. I/O0
17. I/O1
18. I/O2
19. I/O3
20. I/O4
21. I/O5
22. I/O6
23. I/O7
24. VCC
25. GND
26. NC
27. A8
28. A9
29. A11
30. A13
31. A15
32. NC

Functional Features

• Easy programming: The chip can be programmed using standard PROM programming equipment.
• High reliability: AT27C080-15RC offers excellent data retention and endurance characteristics, ensuring long-term reliability.
• Compatibility: It is compatible with a wide range of microcontrollers and other digital devices.
• Security: The chip features a write protection mechanism to prevent accidental modification or erasure of stored data.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data integrity even during power loss.
• Fast access time allows for quick retrieval of information.
• Low power consumption makes it suitable for battery-powered applications.
• High reliability ensures long-term data retention.
• Compatibility with various devices enhances versatility.

Disadvantages

• Data cannot be modified or erased once programmed.
• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per unit compared to some alternative memory options.

Working Principles

AT27C080-15RC utilizes a technology called electrically programmable read-only memory (EPROM). The memory cells within the chip are programmed by applying specific voltage levels to the address and control pins while supplying the necessary programming voltage. Once programmed, the data remains permanently stored until the chip is replaced.

Detailed Application Field Plans

AT27C080-15RC finds application in various fields, including: 1. Embedded systems 2. Automotive electronics 3. Industrial control systems 4. Medical devices 5. Consumer electronics

Detailed and Complete Alternative Models

1. AT27C040-15PU: 4 megabit (512 kilobyte) capacity, 150 nanoseconds access time, DIP package.
2. AT27LV010A-15JC: 1 megabit (128 kilobyte) capacity, 150 nanoseconds access time, PLCC package.
3. AT28C256-15PC: 256 kilobit (32 kilobyte) capacity, 150 nanoseconds access time, DIP package.

These alternative models offer different capacities and package options to suit specific application requirements.

In conclusion, AT27C080-15RC is a programmable read-only memory chip that provides reliable and permanent data storage. With its high density, fast access time, and low power consumption, it is suitable for various electronic applications. While it has limitations in terms of data modification and storage capacity, its advantages include non-volatility, compatibility, and high reliability. The detailed pin configuration, working principles, application field plans, and alternative models provide comprehensive information about this product.