AT49F002NT-70VC

Product Overview

Category

AT49F002NT-70VC 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 turned off.
• High storage capacity: The AT49F002NT-70VC has a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: It offers a fast access time of 70 nanoseconds.
• Low power consumption: Consumes minimal power during operation.
• Durable: Designed to withstand harsh environmental conditions.
• Easy integration: Compatible with various electronic systems.

Package

The AT49F002NT-70VC is available in a standard 32-pin plastic dual in-line package (PDIP).

Essence

The essence of AT49F002NT-70VC 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 reel or tube containing a specific quantity of AT49F002NT-70VC chips.

Specifications

• Storage Capacity: 2 Megabits (256 Kilobytes)
• Access Time: 70 Nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin PDIP

Detailed Pin Configuration

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. NC
17. I/O0
18. I/O1
19. I/O2
20. I/O3
21. I/O4
22. I/O5
23. I/O6
24. I/O7
25. VCC
26. GND
27. NC
28. NC
29. NC
30. NC
31. NC
32. NC

Functional Features

• Easy to interface with various microcontrollers and electronic systems.
• Supports both read and write operations.
• Provides sector erase and chip erase functions.
• Offers protection against accidental write or erase operations.
• Low power consumption during standby mode.

Advantages

• Non-volatile memory ensures data retention even in the absence of power.
• Fast access time allows for quick retrieval of stored information.
• Durable design makes it suitable for use in rugged environments.
• Easy integration with existing electronic systems.
• Sector and chip erase functions provide flexibility in data management.

Disadvantages

• Limited storage capacity compared to newer memory technologies.
• Relatively slower access time compared to some modern memory devices.
• Requires external programming voltage (VPP) for certain operations.

Working Principles

The AT49F002NT-70VC utilizes flash memory technology to store digital information. It consists of a grid of memory cells, where each cell can store a binary value (0 or 1). The data is stored by trapping electric charges within these cells. When reading the stored data, the charges are detected and interpreted as binary values. The device uses various control signals, such as CE# (Chip Enable), OE# (Output Enable), and WE# (Write Enable), to manage the read and write operations.

Detailed Application Field Plans

The AT49F002NT-70VC 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. AT49F002NT-55VC: Similar to AT49F002NT-70VC but with a faster access time of 55 nanoseconds.
2. AT49F002NT-90VC: Similar to AT49F002NT-70VC but with a slower access time of 90 nanoseconds.
3. AT49F002NT-12JC: Similar to AT49F002NT-70VC but in a different package type (44-pin PLCC).

These alternative models offer similar functionality but may have variations in access time, package type, or other specifications.

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