AT27C080-15TC

Product Overview

Category

AT27C080-15TC 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, allowing for large amounts of data storage.
• Fast access time: The AT27C080-15TC offers a fast access time of 150 nanoseconds, enabling quick retrieval of information.
• Low power consumption: The chip operates on low power, making it suitable for battery-powered devices.

Package

The AT27C080-15TC comes in a 32-pin Thin Small Outline Package (TSOP), which provides a compact form factor and ease of integration into electronic circuits.

Essence

The essence of this product lies in its ability to store data permanently, ensuring that critical information remains intact even in the absence of power.

Packaging/Quantity

The AT27C080-15TC is typically packaged in reels, with each reel containing a specific quantity of chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Capacity: 8 megabits
• Access Time: 150 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 20 years

Detailed Pin Configuration

The AT27C080-15TC features a total of 32 pins, each serving a specific purpose. The pin configuration is as follows:

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. NC
17. I/O0
18. I/O1
19. I/O2
20. I/O3
21. I/O4
22. I/O5
23. I/O6
24. I/O7
25. VCC
26. GND
27. A8
28. A9
29. A11
30. A13
31. A15
32. NC

Functional Features

• Write Enable (WE#) pin: Allows data to be written into the memory.
• Output Enable (OE#) pin: Enables the output of data from the memory.
• Chip Enable (CE#) pin: Activates the chip for read or write operations.
• Address pins (A0-A16): Select the memory location to read from or write to.
• Data Input/Output pins (I/O0-I/O7): Transfer data between the chip and external devices.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity.
• High-density capacity allows for ample data storage.
• 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 endurance compared to other types of memory.
• Relatively higher cost per bit compared to some alternatives.

Working Principles

The AT27C080-15TC utilizes a technology called electrically programmable read-only memory (EPROM). It employs a grid of transistors that can be selectively programmed to store data as binary values (0s and 1s). Once programmed, the data remains fixed and can only be read.

Detailed Application Field Plans

The AT27C080-15TC finds applications in various fields where non-volatile memory 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

There are several alternative models available in the market that offer similar functionality to the AT27C080-15TC. Some notable alternatives include: - AT28C64B-15PU: 64 kilobit electrically erasable programmable read-only memory (EEPROM) chip. - AM29F040B-90JC: 4 megabit flash memory chip. - M27C256B-12F1: 256 kilobit UV erasable programmable read-only memory (EPROM) chip.

These alternative models provide different capacities, erase mechanisms, and access times, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the AT27C080-15TC is a programmable read-only