AT29C040A-90JU

Product Overview

Category

AT29C040A-90JU belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: Retains data even when power is removed.
• High storage capacity: 4 megabits (512 kilobytes).
• Fast access time: 90 nanoseconds.
• Low power consumption.
• Reliable and durable.

Package

AT29C040A-90JU is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of AT29C040A-90JU lies in its ability to provide reliable and high-capacity non-volatile memory storage for electronic devices.

Packaging/Quantity

AT29C040A-90JU is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Memory Type: Flash EEPROM
• Capacity: 4 Megabits (512 Kilobytes)
• Access Time: 90 Nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin PLCC

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. VPP
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. VCC
25. GND
26. NC
27. A15
28. A13
29. A11
30. A10
31. A9
32. A8

Functional Features

• Byte-wide and word-wide operations.
• Erase and program operations performed in-system or using external programming equipment.
• Automatic sleep mode to reduce power consumption during idle periods.
• Hardware and software data protection mechanisms.

Advantages

• Non-volatile memory ensures data retention even in the absence of power.
• High storage capacity allows for storing large amounts of digital information.
• Fast access time enables quick retrieval of data.
• Low power consumption prolongs battery life in portable devices.
• Reliable and durable, suitable for various electronic applications.

Disadvantages

• Limited storage capacity compared to other modern memory technologies.
• Relatively slower access time compared to some newer memory devices.
• Requires additional programming equipment for external programming operations.

Working Principles

AT29C040A-90JU utilizes flash EEPROM technology to store and retrieve digital information. It consists of a grid of memory cells that can be electrically programmed and erased. The memory cells are organized into blocks, which can be individually erased or programmed. Data is stored by applying appropriate voltage levels to specific pins, allowing electrons to be trapped or released within the memory cells.

Detailed Application Field Plans

AT29C040A-90JU finds application in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Detailed and Complete Alternative Models

Some alternative models to AT29C040A-90JU include: - AT29C040A-12JC - AT29C040A-15JC - AT29C040A-20JC - AT29C040A-25JC

These models offer different access times and may have variations in package types, but they share similar characteristics and functionality.

In conclusion, AT29C040A-90JU is a non-volatile memory device with a high storage capacity and fast access time. It offers reliable data storage and retrieval for various electronic applications. While it has some limitations compared to newer memory technologies, it remains a popular choice in many industries.