AT27LV256A-70JI

Product Overview

Category

AT27LV256A-70JI 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 AT27LV256A-70JI retains stored data even when power is removed.
• High capacity: With a storage capacity of 256 kilobits, it can store a significant amount of data.
• Fast access time: The access time of 70 nanoseconds ensures quick retrieval of stored information.
• Low power consumption: This IC is designed to operate efficiently with minimal power requirements.

Package

The AT27LV256A-70JI is available in a standard 32-pin plastic package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for electronic devices.

Packaging/Quantity

The AT27LV256A-70JI 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

• Memory Type: EPROM (Electrically Programmable Read-Only Memory)
• Organization: 32K x 8 bits
• Supply Voltage: 5V ±10%
• Operating Temperature Range: -40°C to +85°C
• Access Time: 70 ns
• Standby Current: 100 μA (max)
• Package Type: 32-pin plastic package

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. CE: Chip Enable Input
18. OE: Output Enable Input
19. WE: Write Enable Input
20. I/O0: Data Input/Output
21. I/O1: Data Input/Output
22. I/O2: Data Input/Output
23. I/O3: Data Input/Output
24. I/O4: Data Input/Output
25. I/O5: Data Input/Output
26. I/O6: Data Input/Output
27. I/O7: Data Input/Output
28. VCC: Power Supply
29. GND: Ground
30. NC: No Connection
31. NC: No Connection
32. NC: No Connection

Functional Features

• High-speed operation: The AT27LV256A-70JI offers fast access times, allowing for efficient data retrieval.
• Non-volatile storage: The stored data remains intact even when power is removed, ensuring reliable information retention.
• Easy integration: This IC can be easily integrated into various electronic devices due to its standard package and pin configuration.
• Low power consumption: The AT27LV256A-70JI is designed to minimize power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention without the need for continuous power supply.
• High storage capacity allows for storing a significant amount of digital information.
• Fast access time enables quick retrieval of stored data.
• Low power consumption makes it suitable for energy-efficient applications.

Disadvantages

• Limited rewrite capability: Unlike some other memory technologies, the AT27LV256A-70JI is not designed for frequent rewriting of data.
• Relatively larger physical size compared to newer memory technologies.

Working Principles

The AT27LV256A-70JI utilizes EPROM technology, which allows for electrically programming and erasing the memory cells. The stored data is retained in the memory even when power is removed. When a specific address is provided, the IC retrieves the corresponding data from the memory array and outputs it through the data pins.

Detailed Application Field Plans

The AT27LV256A-70JI finds applications in various electronic devices that require non-volatile storage, such as: 1. Microcontrollers 2. Embedded systems 3. Industrial control systems 4. Automotive electronics 5. Communication devices

Detailed and Complete Alternative Models

1. AT28C256-15PU: Similar capacity and functionality, but with a different package type (DIP).
2. AT29C256-12PC: Offers similar features with a lower access time and different pin configuration.
3. AT27C256R