AT49BV002-12TC

Product Overview

Category

AT49BV002-12TC 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 AT49BV002-12TC 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 AT49BV002-12TC offers a fast access time of 120 nanoseconds.
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.

Package

The AT49BV002-12TC is available in a Thin Small Outline Package (TSOP) with 32 pins.

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 AT49BV002-12TC is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Memory Type: Flash
• Organization: 256K x 8 bits
• Voltage Range: 2.7V - 3.6V
• Operating Temperature: -40°C to +85°C
• Access Time: 120 ns
• Erase/Program Suspend: Yes
• Sector Architecture: Uniform 4 KByte sectors
• Data Retention: 20 years

Detailed Pin Configuration

The AT49BV002-12TC has a total of 32 pins, which are assigned specific functions 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

• Erase and Program Operations: The AT49BV002-12TC supports both sector erase and byte/word program operations.
• Suspend and Resume: It allows for the suspension of an ongoing erase or program operation, which can be resumed later.
• Hardware Reset: The device can be reset using the RP# pin.
• Ready/Busy Status: The RY/BY# pin indicates the status of the device (ready/busy).

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited erase and program cycles compared to other memory technologies.
• Relatively higher cost per bit compared to volatile memory options.

Working Principles

The AT49BV002-12TC utilizes flash memory technology, which stores data by trapping electric charges within floating gate transistors. These trapped charges represent binary information (0s and 1s). The stored data can be accessed and modified using appropriate control signals.

Detailed Application Field Plans

The AT49BV002-12TC 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

Some alternative models that offer similar functionality to the AT49BV002-12TC include: - AT49BV001T: 1 Megabit Flash Memory - AT49BV004T: 4 Megabit Flash Memory - AT49BV008T: 8 Megabit Flash Memory - AT49BV016T: 16 Megabit