AT49BV002T-90VC

Product Overview

Category

AT49BV002T-90VC belongs to the category of non-volatile memory devices.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: The AT49BV002T-90VC retains stored data even when power is removed.
• High capacity: It offers a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: With a speed of 90 nanoseconds, it ensures quick data retrieval.
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.

Package

The AT49BV002T-90VC is available in a standard 32-pin TSOP (Thin Small Outline Package) form factor.

Essence

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

Packaging/Quantity

The AT49BV002T-90VC is typically packaged in reels or tubes, with each package containing a specified quantity of devices. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Memory Capacity: 2 Megabits (256 Kilobytes)
• Access Time: 90 Nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

The AT49BV002T-90VC features a 32-pin TSOP package with the following pin configuration:

1. A0
2. A1
3. A2
4. A3
5. A4
6. A5
7. A6
8. A7
9. A8
10. A9
11. A10
12. A11
13. A12
14. A13
15. A14
16. A15
17. CE#
18. OE#
19. WE#
20. BYTE#
21. VCC
22. DQ0
23. DQ1
24. DQ2
25. DQ3
26. DQ4
27. DQ5
28. DQ6
29. DQ7
30. RY/BY#
31. NC
32. GND

Functional Features

• Byte-wide and word-wide operations: The AT49BV002T-90VC supports both byte and word-level read and write operations.
• Erase capability: It provides sector erase and chip erase functions, allowing for flexible data management.
• Hardware and software protection: This device offers various protection mechanisms to prevent unauthorized access or modification of stored data.
• Low power consumption: The AT49BV002T-90VC operates at low power levels, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• High storage capacity
• Fast access time
• Non-volatile memory retention
• Low power consumption

Disadvantages

• Limited compatibility with certain interfaces
• Relatively higher cost compared to other memory options

Working Principles

The AT49BV002T-90VC utilizes flash memory technology to store and retrieve data. It employs a combination of floating-gate transistors and control circuitry to achieve non-volatile storage capabilities. When data is written, charges are trapped in the floating gates, preserving the information even when power is removed. During read operations, the stored charges are sensed and translated into digital data.

Detailed Application Field Plans

The AT49BV002T-90VC finds application in various electronic devices, including but not limited to: - Microcontrollers - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. AT49BV002T-70VC: Similar to the AT49BV002T-90VC, but with a slightly slower access time of 70 nanoseconds.
2. AT49BV002T-120VC: Similar to the AT49BV002T-90VC, but with a faster access time of 120 nanoseconds.
3. AT49BV004T-90VC: A higher capacity variant with 4 megabits (512 kilobytes) of storage and a 90 nanosecond access time.

These alternative models offer similar functionality and can be considered as alternatives based on specific requirements and constraints.

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