AT29C040A-90TU-T

Product Overview

Category

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

Use

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

Characteristics

• Non-volatile: The stored data is retained even when power is removed.
• High capacity: The AT29C040A-90TU-T has a storage capacity of 4 megabits (512 kilobytes).
• Fast access time: It operates at a maximum access time of 90 nanoseconds.
• Low power consumption: The device is designed to minimize power usage during operation.
• Reliable: It offers high endurance and data retention capabilities.

Package

The AT29C040A-90TU-T is available in a surface mount package, specifically the Thin Small Outline Package (TSOP).

Essence

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

Packaging/Quantity

The AT29C040A-90TU-T is typically packaged in reels, with each reel containing a specific quantity of devices. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Storage Capacity: 4 Megabits (512 Kilobytes)
• Access Time: 90 Nanoseconds
• Supply Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: TSOP

Detailed Pin Configuration

The AT29C040A-90TU-T has a total of 32 pins. The pin configuration is as follows:

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. A8
27. A9
28. A11
29. A13
30. A15
31. A10
32. RP#

Functional Features

• Byte-wide access: The AT29C040A-90TU-T allows for byte-level access, enabling efficient data manipulation.
• Sector erase capability: It supports sector erase operations, allowing specific portions of the memory to be erased.
• Programming voltage: The device operates with a programming voltage range of 4.5V - 5.5V.
• Automatic write timing: The AT29C040A-90TU-T features automatic write timing, simplifying the programming process.

Advantages and Disadvantages

Advantages

• Non-volatile storage: The data remains intact even when power is lost.
• High capacity: Offers ample storage space for various applications.
• Fast access time: Enables quick retrieval of stored information.
• Low power consumption: Helps conserve energy in electronic systems.
• Reliable: Provides high endurance and data retention capabilities.

Disadvantages

• Limited rewrite cycles: The device has a finite number of erase/write cycles before it may become unreliable.
• Higher cost compared to volatile memory: Non-volatile memory devices tend to be more expensive than their volatile counterparts.

Working Principles

The AT29C040A-90TU-T utilizes Flash memory technology to store digital information. It employs a combination of floating-gate transistors and control circuitry to achieve non-volatile storage. The data is written and erased by applying specific voltage levels to the memory cells, altering the charge stored in the floating gates.

Detailed Application Field Plans

The AT29C040A-90TU-T finds applications 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

1. AT29C040A-12PC (DIP package)
2. AT29C040A-15JC (PLCC package)
3. AT29C040A-20TC (TSOP package)
4. AT29C040A-25TI (TSOP package)

These alternative models offer similar functionality and characteristics to the AT29C040A-90TU-T, but may differ in terms of access time, package type, or other specifications.

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