AT49BV002AN-70TU

Product Overview

Category

AT49BV002AN-70TU 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 AT49BV002AN-70TU retains stored data even when power is disconnected.
• High capacity: This device has a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: It offers a fast access time of 70 nanoseconds.
• Low power consumption: The AT49BV002AN-70TU operates on low power, making it suitable for battery-powered devices.

Package

The AT49BV002AN-70TU is available in a surface-mount TSOP package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for electronic devices, ensuring data integrity even during power interruptions.

Packaging/Quantity

The AT49BV002AN-70TU 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

• Memory Type: Flash
• Organization: 256K x 8 bits
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel
• Access Time: 70 ns
• Erase/Write Cycle Endurance: 10,000 cycles

Detailed Pin Configuration

The AT49BV002AN-70TU features a total of 32 pins, which are assigned specific functions. The pin configuration is as follows:

1. A0 - Address Input
2. A1 - Address Input
3. A2 - Address Input
4. A3 - Address Input
5. A4 - Address Input
6. A5 - Address Input
7. A6 - Address Input
8. A7 - Address Input
9. A8 - Address Input
10. A9 - Address Input
11. A10 - Address Input
12. A11 - Address Input
13. A12 - Address Input
14. A13 - Address Input
15. A14 - Address Input
16. A15 - Address Input
17. CE - Chip Enable Input
18. OE - Output Enable Input
19. WE - Write Enable Input
20. BYTE - Byte/Word Organization Input
21. VCC - Power Supply
22. DQ0 - Data Input/Output
23. DQ1 - Data Input/Output
24. DQ2 - Data Input/Output
25. DQ3 - Data Input/Output
26. DQ4 - Data Input/Output
27. DQ5 - Data Input/Output
28. DQ6 - Data Input/Output
29. DQ7 - Data Input/Output
30. RY/BY# - Ready/Busy Output
31. RP# - Reset/Power-Down Input
32. GND - Ground

Functional Features

The AT49BV002AN-70TU offers the following functional features:

• Random access: Allows for reading and writing data at any memory location.
• Sector erase: Supports erasing specific sectors of memory, enabling efficient use of storage space.
• Programming voltage: The device operates with a single power supply voltage, simplifying the design and integration process.
• Hardware data protection: Provides write protection to prevent accidental modification or deletion of stored data.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity during power interruptions.
• 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/write cycle endurance compared to other memory technologies.
• Relatively higher cost per bit compared to some alternative memory options.

Working Principles

The AT49BV002AN-70TU 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 disconnected. The device uses an address bus, data bus, and control signals to enable read and write operations.

Detailed Application Field Plans

The AT49BV002AN-70TU finds application in various fields, including:

1. Microcontrollers: Used for program storage in microcontroller-based systems.
2. Embedded Systems: Provides non-volatile storage for firmware and configuration data in embedded systems.
3. Consumer Electronics: Used in devices such as digital cameras, set-top boxes, and gaming consoles for data storage.

Detailed and Complete Alternative Models

1. AT45DB161E: A similar flash memory device with