AT27C2048-15JI

Product Overview

Category

AT27C2048-15JI 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 storage capacity: The AT27C2048-15JI has a capacity of 2,048 kilobits (256 kilobytes).
• Fast access time: With a speed rating of 15 nanoseconds, it provides quick data retrieval.
• Low power consumption: This chip operates efficiently with low power requirements.

Package

The AT27C2048-15JI is available in a 32-pin plastic package, which ensures durability and protection from external elements.

Essence

The essence of this product lies in its ability to store large amounts of data reliably and securely, making it suitable for various applications.

Packaging/Quantity

The AT27C2048-15JI is typically packaged in reels or tubes, with each containing a specific quantity of chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Capacity: 2,048 kilobits (256 kilobytes)
• Access Time: 15 nanoseconds
• Supply Voltage: 5 volts
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin plastic package

Detailed Pin Configuration

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. VSS: Ground
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
29. VCC: Power Supply
30. NC: No Connection
31. NC: No Connection
32. /WP: Write Protect

Functional Features

• Non-volatile storage: The AT27C2048-15JI retains data even when power is disconnected.
• High-speed access: With a fast access time of 15 nanoseconds, data retrieval is efficient.
• Easy integration: The chip can be easily integrated into existing systems due to its standard pin configuration.
• Reliable performance: This PROM chip offers reliable and consistent performance over an extended period.

Advantages and Disadvantages

Advantages

• Large storage capacity
• Fast access time
• Low power consumption
• Durable packaging

Disadvantages

• Data cannot be modified or erased once programmed
• Limited write cycles compared to other memory types

Working Principles

The AT27C2048-15JI operates on the principle of electrical programming. Once programmed, the stored data remains intact until the chip is replaced. The chip utilizes a combination of address inputs and control signals to read the stored data.

Detailed Application Field Plans

The AT27C2048-15JI finds applications 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. AT28C256: This PROM chip offers a similar storage capacity but with faster access times.
2. AT29C010A: A flash memory chip that provides both read and write capabilities.
3. AM27C1024: A compatible alternative with a larger storage capacity of 1 megabit.

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific requirements.

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