AT27C512R-45RI

Product Overview

Category

AT27C512R-45RI belongs to the category of programmable read-only memory (PROM) chips.

Use

This product is primarily used for storing and retrieving data in electronic devices. It provides non-volatile memory storage, meaning that the data remains intact even when power is turned off.

Characteristics

• Non-volatile memory
• High storage capacity
• Fast access time
• Reliable and durable

Package

AT27C512R-45RI is available in a standard integrated circuit (IC) package. The specific package type may vary depending on the manufacturer.

Essence

The essence of AT27C512R-45RI lies in its ability to store large amounts of data reliably and provide quick access to that data when needed.

Packaging/Quantity

This product is typically sold in reels or trays, containing a specific quantity of ICs per package. The exact packaging and quantity may vary based on the manufacturer's specifications.

Specifications

• Model: AT27C512R-45RI
• Memory Capacity: 512 kilobits (64 kilobytes)
• Access Time: 45 nanoseconds
• Supply Voltage: 5 volts
• Operating Temperature Range: -40°C to +85°C
• Pin Count: 28

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. VCC - Supply Voltage
21. D0 - Data Input/Output
22. D1 - Data Input/Output
23. D2 - Data Input/Output
24. D3 - Data Input/Output
25. D4 - Data Input/Output
26. D5 - Data Input/Output
27. D6 - Data Input/Output
28. D7 - Data Input/Output

Functional Features

• High-speed access to stored data
• Easy integration into electronic devices
• Low power consumption
• Reliable data retention
• Compatibility with various microcontrollers and processors

Advantages and Disadvantages

Advantages

• Large storage capacity
• Fast access time
• Non-volatile memory
• Wide operating temperature range
• Compatibility with different systems

Disadvantages

• Limited write cycles (typically around 10,000)
• Inability to modify stored data once programmed
• Relatively higher cost compared to other memory technologies

Working Principles

AT27C512R-45RI operates based on the principle of electrically programmable read-only memory (EPROM). It uses a grid of transistors to store data in binary form. The data is written to the memory cells during the programming process and can be read back later.

Detailed Application Field Plans

AT27C512R-45RI finds applications in various fields, including: 1. Embedded systems 2. Consumer electronics 3. Automotive industry 4. Industrial automation 5. Medical devices

Detailed and Complete Alternative Models

1. AT27C010-70PU - 1 megabit (128 kilobytes) capacity, 70 nanoseconds access time
2. AT27C020-90PU - 2 megabits (256 kilobytes) capacity, 90 nanoseconds access time
3. AT27C040-90PU - 4 megabits (512 kilobytes) capacity, 90 nanoseconds access time

These alternative models offer different storage capacities and access times to suit specific requirements.

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