AT29C256-15JI

Product Overview

Category

AT29C256-15JI belongs to the category of non-volatile memory integrated circuits.

Use

It is primarily used for storing and retrieving digital information in electronic devices.

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High storage capacity: 256 kilobits (32 kilobytes).
• Fast access time: 150 nanoseconds.
• Low power consumption.
• Durable and reliable.

Package

AT29C256-15JI is available in a 28-pin plastic dual in-line package (PDIP).

Essence

The essence of AT29C256-15JI lies in its ability to provide non-volatile memory storage with high capacity, fast access time, and low power consumption.

Packaging/Quantity

AT29C256-15JI is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of chips. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Memory Type: Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Organization: 32K x 8 bits
• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Access Time: 150 ns
• Data Retention: 10 years
• Erase/Write Cycle Endurance: 100,000 cycles

Detailed Pin Configuration

1. A16
2. A14
3. A12
4. A7
5. A6
6. A5
7. A4
8. A3
9. A2
10. A1
11. A0
12. VCC
13. OE#
14. CE#
15. WE#
16. I/O0
17. I/O1
18. I/O2
19. I/O3
20. I/O4
21. I/O5
22. I/O6
23. I/O7
24. NC
25. GND
26. A15
27. A13
28. A8

Functional Features

• Byte-wide random access.
• Fast page write operation.
• Automatic erase and write timing.
• Hardware and software data protection.
• Low power consumption during standby.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even without power.
• High storage capacity allows for storing large amounts of data.
• Fast access time enables quick retrieval of information.
• Low power consumption helps conserve energy.
• Durable and reliable, suitable for various applications.

Disadvantages

• Limited erase/write endurance compared to other memory technologies.
• Relatively higher cost per bit compared to some alternative models.
• Requires specific programming and erasing procedures.

Working Principles

AT29C256-15JI utilizes EEPROM technology, which allows for electrically erasing and reprogramming the memory cells. The memory cells are organized in a grid-like structure, with each cell capable of storing one bit of information. When data needs to be written or erased, specific voltage levels are applied to the appropriate pins, enabling the modification of stored information.

Detailed Application Field Plans

AT29C256-15JI finds application in various electronic devices that require non-volatile memory storage, such as: - Microcontrollers - Embedded systems - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to AT29C256-15JI include: - AT28C256-15PU: Similar specifications and functionality, but available in a different package. - AT29C256-12PC: Lower access time but with the same storage capacity. - AT27C256R-45PU: One-time programmable memory with similar capacity and access time.

These alternative models offer similar functionality and can be considered based on specific requirements and availability.

In conclusion, AT29C256-15JI is a non-volatile memory integrated circuit that provides high-capacity storage, fast access time, and low power consumption. It finds application in various electronic devices and offers advantages such as data retention, durability, and reliability. However, it has limitations in terms of erase/write endurance and cost per bit. Alternative models are available to suit different needs.