AT27C512R-15PI

Product Overview

Category

AT27C512R-15PI belongs to the category of programmable read-only memory (PROM) chips.

Use

This product is commonly used in electronic devices for storing permanent data that cannot be modified or erased. It provides non-volatile memory storage, making it ideal for applications where data integrity is crucial.

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• High density: The chip has a capacity of 512 kilobits, allowing for large amounts of data storage.
• Fast access time: The AT27C512R-15PI offers a quick response time, ensuring efficient data retrieval.
• Durable: The chip is designed to withstand harsh environmental conditions and maintain data integrity over an extended period.

Package

The AT27C512R-15PI comes in a standard dual in-line package (DIP), which is a widely used packaging format for integrated circuits. The package provides physical protection and facilitates easy installation on circuit boards.

Essence

The essence of AT27C512R-15PI lies in its ability to store and retrieve data reliably, making it an essential component in various electronic devices.

Packaging/Quantity

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

Specifications

• Capacity: 512 kilobits
• Access Time: 150 nanoseconds
• Supply Voltage: 5 volts
• Operating Temperature Range: -40°C to +85°C
• Data Retention: More than 20 years

Detailed Pin Configuration

The AT27C512R-15PI chip has a total of 28 pins, each serving a specific function. The pin configuration is as follows:

1. A0 - Address Input
2. A1 - Address Input
3. A2 - Address Input
4. A3 - Address Input
5. A4 - Address Input
6. A5 - Address Input
7. A6 - Address Input
8. A7 - Address Input
9. A8 - Address Input
10. A9 - Address Input
11. A10 - Address Input
12. A11 - Address Input
13. A12 - Address Input
14. A13 - Address Input
15. A14 - Address Input
16. A15 - Address Input
17. /OE - Output Enable
18. /CE - Chip Enable
19. /WE - Write Enable
20. VCC - Power Supply
21. DQ0 - Data Output
22. DQ1 - Data Output
23. DQ2 - Data Output
24. DQ3 - Data Output
25. DQ4 - Data Output
26. DQ5 - Data Output
27. DQ6 - Data Output
28. DQ7 - Data Output

Functional Features

• Easy integration: The AT27C512R-15PI can be easily integrated into existing electronic systems due to its standard pin configuration and compatibility with common interfaces.
• High-speed operation: The chip offers fast access times, enabling efficient data retrieval and processing.
• Reliable data storage: With non-volatile memory, the AT27C512R-15PI ensures that stored data remains intact even during power loss or system shutdowns.
• Low power consumption: The chip is designed to operate efficiently with minimal power requirements, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data integrity.
• High-density storage capacity.
• Fast access time for efficient data retrieval.
• Durable design for reliable performance.
• Easy integration into existing systems.

Disadvantages

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

Working Principles

The AT27C512R-15PI operates based on the principle of electrically programmable read-only memory (EPROM). The chip is initially programmed with data using specialized programming equipment. Once programmed, the stored data remains unchanged until the chip is replaced.

During operation, the chip receives address inputs that specify the location of the desired data. The chip enables the output and retrieves the corresponding data from the specified memory location. The retrieved data is then available at the data output pins for further processing by the connected electronic system.

Detailed Application Field Plans

The AT27C512R-15PI finds applications in various fields where non-volatile memory storage is required. Some common application areas include:

1. Embedded Systems: The chip is widely used in embedded systems such as microcontrollers, where permanent data storage is essential for firmware and program code.
2. Automotive Electronics: In automotive electronics, the AT