AT27C2048-15JC

Product Overview

Category

AT27C2048-15JC belongs to the category of programmable read-only memory (PROM) chips.

Use

This chip is commonly used for storing permanent data that cannot be modified or erased. It is widely utilized in various electronic devices and systems.

Characteristics

• Non-volatile: The stored data remains intact even when power is turned off.
• High storage capacity: The AT27C2048-15JC has a capacity of 2,048 kilobits (256 kilobytes).
• Fast access time: With a speed rating of 150 nanoseconds, it provides quick retrieval of data.
• Low power consumption: The chip operates efficiently with low power requirements.

Package

The AT27C2048-15JC is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of this PROM chip lies in its ability to store large amounts of data permanently, ensuring reliable and secure information storage.

Packaging/Quantity

The AT27C2048-15JC is typically packaged individually and is available in various quantities depending on the manufacturer's specifications.

Specifications

• Manufacturer: Atmel Corporation
• Part Number: AT27C2048-15JC
• Memory Type: Programmable Read-Only Memory (PROM)
• Capacity: 2,048 kilobits (256 kilobytes)
• Access Time: 150 nanoseconds
• Package Type: 32-pin PLCC
• Operating Voltage: 5V

Detailed Pin Configuration

The AT27C2048-15JC chip has a total of 32 pins, each serving a specific function. The pin configuration is as follows:

1. A16 - Address Input
2. A15 - Address Input
3. A12 - Address Input
4. A7 - Address Input
5. A6 - Address Input
6. A5 - Address Input
7. A4 - Address Input
8. A3 - Address Input
9. A2 - Address Input
10. A1 - Address Input
11. A0 - Address Input
12. E - Chip Enable Input
13. G - Output Enable Input
14. VCC - Power Supply
15. Q7 - Data Output
16. Q6 - Data Output
17. Q5 - Data Output
18. Q4 - Data Output
19. Q3 - Data Output
20. Q2 - Data Output
21. Q1 - Data Output
22. Q0 - Data Output
23. CE - Chip Erase Input
24. OE - Output Enable Input
25. WE - Write Enable Input
26. NC - No Connection
27. NC - No Connection
28. NC - No Connection
29. NC - No Connection
30. VSS - Ground
31. A14 - Address Input
32. A13 - Address Input

Functional Features

• Non-volatile storage: The AT27C2048-15JC retains data even when power is disconnected.
• High-speed access: With a fast access time of 150 nanoseconds, data retrieval is efficient.
• Easy integration: The chip can be easily integrated into various electronic systems due to its standard pin configuration.
• Low power consumption: The AT27C2048-15JC operates with low power requirements, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Permanent data storage: The chip ensures reliable and secure storage of data.
• Fast access time: Quick retrieval of information allows for efficient system operation.
• Easy integration: The standard pin configuration simplifies the integration process.
• Low power consumption: The chip operates efficiently with minimal power requirements.

Disadvantages

• Limited rewritability: Unlike other memory types, the AT27C2048-15JC cannot be easily modified or erased.
• Higher cost: Compared to other memory options, PROM chips tend to be more expensive.

Working Principles

The AT27C2048-15JC operates based on the principle of electrical programming. During the manufacturing process, data is permanently stored in the memory cells using a series of electrical pulses. Once programmed, the data remains intact and can be accessed whenever required. The chip utilizes address inputs to select specific memory locations and outputs the corresponding data through the data output pins.

Detailed Application Field Plans

The AT27C2048-15JC finds applications in various fields, including:

1. Embedded Systems: The chip is commonly used in embedded systems for storing firmware and configuration data.
2. Automotive Electronics: It is utilized in automotive electronics for storing critical information such as calibration data and system parameters.
3. Industrial Control Systems: The AT27C2048-15JC is employed in industrial control systems for storing program