AT27C512R-70TU

Product Overview

Category

AT27C512R-70TU belongs to the category of programmable read-only memory (PROM) chips.

Use

This product is commonly used in electronic devices for storing non-volatile data that needs to be permanently stored even when power is turned off.

Characteristics

• Non-volatile memory: The data stored in AT27C512R-70TU remains intact even without power.
• Programmable: The memory can be programmed electrically using a specific programming algorithm.
• Read-only: Once programmed, the data cannot be modified or erased.

Package

AT27C512R-70TU is available in a standard 32-pin plastic dual in-line package (PDIP).

Essence

The essence of AT27C512R-70TU lies in its ability to provide reliable and permanent storage of data in electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of AT27C512R-70TU chips.

Specifications

• Memory Size: 512 kilobits (64 kilobytes)
• Operating Voltage: 5V
• Access Time: 70 nanoseconds
• Organization: 64K x 8 bits
• Programming Time: 10 milliseconds (typical)
• Erase Time: Not applicable (read-only memory)

Detailed Pin Configuration

1. A14
2. A12
3. A7
4. A6
5. A5
6. A4
7. A3
8. A2
9. A1
10. A0
11. /OE (Output Enable)
12. /CE (Chip Enable)
13. VSS (Ground)
14. DQ0
15. DQ1
16. DQ2
17. DQ3
18. DQ4
19. DQ5
20. DQ6
21. DQ7
22. VCC (+5V)
23. A8
24. A9
25. A11
26. A10
27. /WE (Write Enable)
28. NC (No Connection)
29. NC
30. NC
31. NC
32. NC

Functional Features

• High-speed access: The AT27C512R-70TU 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 retention: The non-volatile nature of the memory ensures that stored data remains intact over long periods.

Advantages and Disadvantages

Advantages

• Permanent storage of data
• Fast access times
• Low power consumption
• Reliable data retention

Disadvantages

• Data cannot be modified or erased once programmed
• Limited storage capacity compared to other memory types

Working Principles

AT27C512R-70TU operates based on the principle of electrical programming. The memory cells within the chip are programmed by applying specific voltage levels to the appropriate pins. Once programmed, the data remains stored in the memory until the chip is replaced.

Detailed Application Field Plans

AT27C512R-70TU finds applications in various electronic devices, including: 1. Embedded systems 2. Automotive electronics 3. Industrial control systems 4. Medical equipment 5. Consumer electronics

Alternative Models

Some alternative models to AT27C512R-70TU include: 1. AT28C64B-15PU 2. AM27C256-120DC 3. M27C4001-12F1 4. SST39SF010A-70-4C-PHE

These models offer similar functionality and can be used as substitutes depending on specific requirements.

In conclusion, AT27C512R-70TU is a programmable read-only memory chip that provides reliable and permanent storage of data in electronic devices. With its fast access times, low power consumption, and high data retention, it is widely used in various applications across different industries.