AT27C1024-15JI

Product Overview

Category

AT27C1024-15JI 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 AT27C1024-15JI has a capacity of 1,048,576 bits (128 kilobytes).
• Fast access time: The chip operates with a maximum access time of 150 nanoseconds.
• Low power consumption: It requires minimal power to operate efficiently.

Package

The AT27C1024-15JI is available in a 32-pin plastic J-lead chip carrier (PLCC) package.

Essence

The essence of this product lies in its ability to provide reliable and permanent storage of data in various electronic devices.

Packaging/Quantity

The AT27C1024-15JI is typically packaged in reels containing multiple units. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Organization: 128K x 8 bits
• Access Time: 150 ns
• Supply Voltage: 5V ±10%
• Operating Temperature Range: -40°C to +85°C
• Standby Current: 100 μA (max)
• Package Type: PLCC-32

Detailed Pin Configuration

The AT27C1024-15JI features a total of 32 pins, each serving a specific purpose. Here is a detailed pin configuration:

1. A14: Address Input
2. A12: Address Input
3. A7: Address Input
4. A6: Address Input
5. A5: Address Input
6. A4: Address Input
7. A3: Address Input
8. A2: Address Input
9. A1: Address Input
10. A0: Address Input
11. /OE: Output Enable
12. /CE: Chip Enable
13. VPP: Programming Voltage
14. DQ0: Data Input/Output
15. DQ1: Data Input/Output
16. DQ2: Data Input/Output
17. DQ3: Data Input/Output
18. DQ4: Data Input/Output
19. DQ5: Data Input/Output
20. DQ6: Data Input/Output
21. DQ7: Data Input/Output
22. VCC: Power Supply
23. /WE: Write Enable
24. NC: No Connection
25. A8: Address Input
26. A9: Address Input
27. A11: Address Input
28. A10: Address Input
29. A13: Address Input
30. GND: Ground
31. NC: No Connection
32. NC: No Connection

Functional Features

The AT27C1024-15JI offers the following functional features:

• High-speed access: The chip provides fast access to stored data, enabling efficient retrieval.
• Non-volatile storage: The data remains intact even when power is removed, ensuring reliable and permanent storage.
• Easy integration: The chip can be easily integrated into various electronic systems due to its standard pin configuration.
• Low power consumption: The AT27C1024-15JI operates with minimal power requirements, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Reliable and permanent storage of data
• Fast access time
• Easy integration into electronic systems
• Low power consumption

Disadvantages

• Data cannot be modified or erased once written
• Limited storage capacity compared to other memory technologies

Working Principles

The AT27C1024-15JI utilizes a technology known as electrically programmable read-only memory (EPROM). It stores data by using electrical charges to trap electrons in specific memory cells. These trapped charges represent the binary values of the stored data. The data can be read by applying appropriate voltage levels to the address and control pins.

Detailed Application Field Plans

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

1. Embedded Systems: Used for firmware storage in microcontrollers and other embedded devices.
2. Automotive Electronics: Employed for storing critical data in automotive systems such as engine control units (ECUs) and airbag modules.
3. Industrial Control Systems: Utilized for storing configuration data and program code in industrial automation systems.
4. Medical Devices: Used for non-volatile storage of patient data in medical equipment like ultrasound machines and patient monitors.

Detailed and Complete Alternative Models

1. AT28C64B-15PU