AT49F001T-90TC

Product Overview

Category

AT49F001T-90TC belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: The stored data remains intact even when power is turned off.
• High capacity: The AT49F001T-90TC has a storage capacity of 1 megabit (128 kilobytes).
• Fast access time: It operates at a maximum access time of 90 nanoseconds.
• Low power consumption: It requires minimal power to operate efficiently.

Package

The AT49F001T-90TC is available in a Thin Small Outline Package (TSOP) with 32 pins.

Essence

The essence of AT49F001T-90TC lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each containing a specific quantity of AT49F001T-90TC chips. The exact quantity may vary depending on the supplier.

Specifications

• Storage Capacity: 1 Megabit (128 Kilobytes)
• Access Time: 90 Nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years

Detailed Pin Configuration

The AT49F001T-90TC has a total of 32 pins, which are assigned specific functions. The pin configuration is as follows:

1. A16
2. A15
3. A12
4. A7
5. A6
6. A5
7. A4
8. A3
9. A2
10. A1
11. A0
12. VPP
13. WE#
14. OE#
15. CE#
16. BYTE#
17. NC
18. DQ0
19. DQ1
20. DQ2
21. DQ3
22. DQ4
23. DQ5
24. DQ6
25. DQ7
26. VCC
27. GND
28. RP#
29. RY/BY#
30. RESET#
31. A8
32. A9

Functional Features

• Easy integration: The AT49F001T-90TC can be easily integrated into various electronic systems.
• High-speed operation: It offers fast read and write operations, enabling efficient data transfer.
• Versatile interface: The device supports a standard parallel interface, making it compatible with a wide range of systems.
• Sector erase capability: It allows for selective erasure of specific memory sectors, enhancing flexibility in data management.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• High storage capacity for accommodating large amounts of data.
• Fast access time enables quick retrieval of information.
• Low power consumption prolongs battery life in portable devices.

Disadvantages

• Limited rewrite cycles: The AT49F001T-90TC has a finite number of erase/write cycles before it may become unreliable.
• Relatively larger physical size compared to newer memory technologies.
• Lack of built-in security features for data protection.

Working Principles

The AT49F001T-90TC utilizes Flash memory technology to store data. It consists of a grid of memory cells that can be electrically programmed and erased. When data is written, an electrical charge is applied to the memory cell, altering its state. To read the stored data, the cell's state is detected by sensing the electrical current flowing through it. This allows for fast and reliable data access.

Detailed Application Field Plans

The AT49F001T-90TC finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Its non-volatile nature and high capacity make it suitable for storing firmware, configuration data, and other critical information in these applications.

Detailed and Complete Alternative Models

• AT49F002T-90TC: Similar to AT49F001T-90TC but with double the storage capacity (2 megabits).
• AT49F010-90TC: Offers a higher storage capacity of 10 megabits.
• AT49F040-90TC: Provides a larger storage capacity of 4 megabits.

These alternative models offer varying capacities to cater to different application requirements while maintaining similar characteristics and functionality.

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