AT49F040-12VC

Product Overview

Category

AT49F040-12VC belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High storage capacity: The AT49F040-12VC has a storage capacity of 4 megabits (512 kilobytes).
• Fast access time: It operates at a speed of 120 nanoseconds, allowing for quick data retrieval.
• Low power consumption: Designed to minimize power usage, making it suitable for battery-powered devices.

Package

The AT49F040-12VC is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of AT49F040-12VC lies in its ability to provide reliable and non-volatile data storage in various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each containing a specific quantity of AT49F040-12VC chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Type: Flash EEPROM
• Organization: 512K x 8 bits
• Supply Voltage: 5V ±10%
• Access Time: 120 ns
• Operating Temperature Range: -40°C to +85°C
• Erase/Program Cycle Endurance: 10,000 cycles
• Data Retention: 20 years

Detailed Pin Configuration

The AT49F040-12VC features a 32-pin PLCC package with the following pin configuration:

1. A16
2. A15
3. A14
4. A12
5. A7
6. A6
7. A5
8. A4
9. A3
10. A2
11. A1
12. A0
13. VPP
14. WE#
15. OE#
16. CE#
17. BYTE#
18. NC
19. DQ0
20. DQ1
21. DQ2
22. DQ3
23. DQ4
24. DQ5
25. DQ6
26. DQ7
27. VCC
28. GND
29. RP#
30. RY/BY#
31. RESET#
32. NC

Functional Features

• Easy integration: The AT49F040-12VC can be easily integrated into existing electronic systems due to its standard pin configuration and compatibility with common interfaces.
• High-speed operation: With an access time of 120 ns, it enables fast data retrieval and efficient system performance.
• Versatile functionality: It supports both read and write operations, allowing for flexible data storage and modification.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited erase/program cycle endurance compared to other non-volatile memory technologies.
• Relatively higher cost per bit compared to some alternative memory solutions.

Working Principles

The AT49F040-12VC utilizes flash EEPROM 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 turned off. The data can be written or erased using specific electrical signals applied to the device's control pins.

Detailed Application Field Plans

The AT49F040-12VC finds application in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems

Its non-volatile nature, high storage capacity, and fast access time make it suitable for applications that require reliable data storage and quick retrieval.

Detailed and Complete Alternative Models

1. AT49F040-12TU: Similar to AT49F040-12VC but available in a 32-pin TSOP (Thin Small Outline Package) package.
2. AT49F040-12JI: Similar specifications as AT49F040-12VC but available in a 32-pin PLCC package with extended temperature range (-40°C to +125°C).
3. AT49F040-12PI: Similar to AT49F040-12VC but available in a 32-pin PDIP (Plastic Dual In-line Package) package.

These alternative models offer similar functionality and characteristics, providing options for different packaging requirements or operating conditions.

In conclusion, the AT49F040-12VC is a non-volatile memory device with a storage capacity of 4 megabits. It offers fast access times, low power consumption, and reliable data retention.