AT27C1024-45JC

Product Overview

Category

The AT27C1024-45JC belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for storing and retrieving digital information.

Characteristics

• Non-volatile memory: The AT27C1024-45JC retains stored data even when power is turned off.
• High storage capacity: With a capacity of 1,048,576 bits, this IC can store a large amount of data.
• Fast access time: The AT27C1024-45JC offers quick access to stored information, enhancing overall device performance.

Package

The AT27C1024-45JC is available in a standard 32-pin plastic J-lead chip carrier (PLCC) package.

Essence

This IC is essential for storing critical data in various electronic applications, ensuring data integrity and reliability.

Packaging/Quantity

The AT27C1024-45JC is typically packaged in reels or tubes, with each containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply voltage: 5V ±10%
• Operating temperature range: -40°C to +85°C
• Access time: 45ns
• Input/output voltage levels compatible with TTL and CMOS logic families
• Low power consumption during standby mode

Detailed Pin Configuration

The AT27C1024-45JC features a total of 32 pins, each serving a specific function. The pin configuration is as follows:

1. A16
2. A15
3. A12
4. A7
5. A6
6. A5
7. A4
8. A3
9. A2
10. A1
11. A0
12. E (Chip Enable)
13. G (Output Enable)
14. VCC (+5V Power Supply)
15. A8
16. A9
17. A11
18. A10
19. OE (Output Enable)
20. CE (Chip Enable)
21. I/O0
22. I/O1
23. I/O2
24. I/O3
25. I/O4
26. I/O5
27. I/O6
28. I/O7
29. VSS (Ground)
30. NC (No Connection)
31. NC (No Connection)
32. NC (No Connection)

Functional Features

• Easy integration: The AT27C1024-45JC can be easily integrated into existing electronic systems due to its compatibility with TTL and CMOS logic families.
• High-speed operation: With an access time of 45ns, this IC ensures fast data retrieval and processing.
• Non-volatile storage: The non-volatile nature of this memory chip allows for reliable data retention even in the absence of power.

Advantages and Disadvantages

Advantages

• Large storage capacity
• Fast access time
• Low power consumption during standby mode
• Compatibility with various logic families

Disadvantages

• Limited rewrite capability: The AT27C1024-45JC is a one-time programmable memory, meaning that once programmed, the stored data cannot be easily modified or erased.

Working Principles

The AT27C1024-45JC utilizes a technology known as electrically erasable programmable read-only memory (EEPROM). It stores data by trapping electrical charges within specific memory cells, which can be accessed and read by the device when required. The stored data remains intact even when power is disconnected.

Detailed Application Field Plans

The AT27C1024-45JC finds applications in various fields, including: 1. Consumer electronics: Used in devices such as televisions, DVD players, and gaming consoles for storing firmware and configuration data. 2. Automotive industry: Employed in automotive electronic control units (ECUs) to store critical information related to engine management systems. 3. Industrial automation: Utilized in programmable logic controllers (PLCs) to store program instructions and data.

Detailed and Complete Alternative Models

1. AT28C1024-45JC: Similar to the AT27C1024-45JC, this IC offers the same capacity and access time but features a different pin configuration.
2. AT29C1024-45JC: This alternative model provides similar specifications and functionality to the AT27C1024-45JC but utilizes flash memory technology instead of EEPROM.

Please note that the above list is not exhaustive, and there may be other alternative models available in the market.

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