AT27C1024-15PI

Product Overview

Category

AT27C1024-15PI 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 is widely utilized in various applications such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The stored data remains intact even when power is turned off.
• High storage capacity: The AT27C1024-15PI has a capacity of 1,048,576 bits or 128 kilobytes.
• Fast access time: With a speed rating of 150 nanoseconds, it provides quick retrieval of data.
• Low power consumption: This chip operates efficiently with low power requirements.

Package

The AT27C1024-15PI is available in a 40-pin DIP (Dual Inline Package) format. This package type allows easy integration into circuit boards and facilitates soldering.

Essence

The essence of the AT27C1024-15PI lies in its ability to store large amounts of data permanently, providing reliable and secure storage solutions for electronic devices.

Packaging/Quantity

This product is typically packaged in tubes or trays, containing multiple units per package. The exact quantity may vary depending on the supplier or customer requirements.

Specifications

• Manufacturer: Atmel Corporation
• Part Number: AT27C1024-15PI
• Memory Type: Programmable Read-Only Memory (PROM)
• Capacity: 1,048,576 bits (128 kilobytes)
• Access Time: 150 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 40-pin DIP

Detailed Pin Configuration

The AT27C1024-15PI has a total of 40 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. 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 - Supply Voltage 30-37. NC - No Connection
30. /PGM - Program Mode
31. /BYTE - Byte Mode
32. /VPP - Programming Voltage

Functional Features

The AT27C1024-15PI offers the following functional features:

• High-speed access: With an access time of 150 nanoseconds, it allows for quick retrieval of data.
• Easy integration: The 40-pin DIP package facilitates easy integration into electronic circuits.
• Reliable storage: The non-volatile nature of PROM ensures that the stored data remains intact even during power loss.
• Low power consumption: The chip operates efficiently with low power requirements, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Large storage capacity
• Fast access time
• Non-volatile memory
• Low power consumption

Disadvantages

• Data cannot be modified or erased once programmed
• Limited flexibility compared to other types of memory

Working Principles

The AT27C1024-15PI is based on the principle of electrical programming. During the manufacturing process, the desired data is programmed into the memory cells using high voltages. Once programmed, the data remains permanently stored in the memory until the chip is replaced.

Detailed Application Field Plans

The AT27C1024-15PI finds applications in various fields, including:

1. Microcontrollers: Used for storing firmware and program code.
2. Computers: Employed in BIOS (Basic Input/Output System) chips for system initialization.
3. Consumer Electronics: Utilized in devices such as gaming consoles, set-top boxes, and digital cameras for storing configuration data.

Detailed and Complete Alternative Models

1. AT28C64