AT49BV002-90TC

Product Overview

Category

AT49BV002-90TC belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: The AT49BV002-90TC retains stored data even when power is removed.
• High capacity: This device has a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: The AT49BV002-90TC offers a fast access time of 90 nanoseconds.
• Low power consumption: It operates at low power levels, making it suitable for battery-powered devices.

Package

The AT49BV002-90TC is available in a surface-mount TSOP package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile data storage in various electronic applications.

Packaging/Quantity

The AT49BV002-90TC is typically packaged in reels and is available in quantities of 2500 units per reel.

Specifications

• Memory Type: Flash
• Organization: 256K x 8 bits
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 20 years
• Erase/Program Cycles: 10,000 cycles

Detailed Pin Configuration

The AT49BV002-90TC has a total of 32 pins, which are assigned specific functions 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. A15
14. A13
15. A8
16. A9
17. A11
18. A10
19. OE#
20. CE#
21. WE#
22. I/O0
23. I/O1
24. I/O2
25. I/O3
26. I/O4
27. I/O5
28. I/O6
29. I/O7
30. RY/BY#
31. NC
32. GND

Functional Features

• Fast Read and Write Operations: The AT49BV002-90TC offers high-speed read and write operations, enabling efficient data access.
• Sector Erase Capability: This device supports sector erase operations, allowing specific sections of memory to be erased.
• Hardware Data Protection: The AT49BV002-90TC includes hardware features that protect against accidental data modification or corruption.
• Low Power Consumption: It operates at low power levels, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity for various applications.
• Fast access time allows for quick data retrieval.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited erase/program cycles may affect the lifespan of the device.
• Higher cost compared to other types of memory.

Working Principles

The AT49BV002-90TC utilizes flash memory technology to store and retrieve data. It employs a combination of floating-gate transistors and charge storage mechanisms to retain information even when power is removed. The device uses a series of electrical signals to read, write, and erase data stored in its memory cells.

Detailed Application Field Plans

The AT49BV002-90TC finds application in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. AT49BV002-70TC: Similar to the AT49BV002-90TC, but with a slower access time of 70 nanoseconds.
2. AT49BV002A-90TC: An alternative model with the same capacity and access time, but with additional features for enhanced data protection.

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