AT49LV040-70VI

Product Overview

Category: Integrated Circuit (IC)

Use: The AT49LV040-70VI is a non-volatile memory IC primarily used for data storage in various electronic devices.

Characteristics: - Non-volatile: Retains stored data even when power is turned off. - High capacity: Offers 4 megabits (512 kilobytes) of storage space. - Low power consumption: Operates on low voltage, making it suitable for battery-powered devices. - Fast access time: Provides quick retrieval and storage of data. - Reliable: Built with robust technology to ensure data integrity.

Package: The AT49LV040-70VI is available in a standard 32-pin plastic dual in-line package (PDIP).

Essence: This IC serves as a reliable and efficient solution for storing critical data in electronic devices.

Packaging/Quantity: The AT49LV040-70VI is typically sold in reels or tubes containing multiple units. The exact quantity depends on the supplier and customer requirements.

Specifications

• Memory Type: Flash
• Memory Size: 4 Megabits (512 Kilobytes)
• Access Time: 70 nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 32-pin PDIP

Pin Configuration

The AT49LV040-70VI features a 32-pin configuration with the following pin functions:

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. /OE - Output Enable
18. /WE - Write Enable
19. /CE - Chip Enable
20. VCC - Power Supply
21. DQ0 - Data Input/Output
22. DQ1 - Data Input/Output
23. DQ2 - Data Input/Output
24. DQ3 - Data Input/Output
25. DQ4 - Data Input/Output
26. DQ5 - Data Input/Output
27. DQ6 - Data Input/Output
28. DQ7 - Data Input/Output
29. /RP - Ready/Busy Output
30. /BYTE - Byte/Word Organization Selection
31. GND - Ground
32. NC - No Connection

Functional Features

The AT49LV040-70VI offers the following functional features:

• High-speed data transfer: Enables fast read and write operations.
• Sector erase capability: Allows selective erasure of specific memory sectors.
• Low power consumption: Optimized for energy-efficient operation.
• Hardware and software protection: Provides security measures to prevent unauthorized access or modification of stored data.
• Automatic sleep mode: Reduces power consumption during idle periods.

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures data retention even without power. - High storage capacity suitable for various applications. - Fast access time for efficient data retrieval. - Low power consumption extends battery life in portable devices. - Robust design ensures reliable performance.

Disadvantages: - Limited storage capacity compared to higher-end memory ICs. - Relatively slower access time compared to some newer memory technologies. - May require additional circuitry for optimal integration into certain systems.

Working Principles

The AT49LV040-70VI 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 IC's control pins enable read, write, and erase operations, while the address pins specify the memory location to access.

Detailed Application Field Plans

The AT49LV040-70VI finds applications in various electronic devices, including but not limited to: - Consumer electronics: Used in digital cameras, portable media players, and gaming consoles for data storage. - Automotive systems: Employed in car audio systems, navigation units, and engine control modules for storing critical information. - Industrial automation: Utilized in programmable logic controllers (PLCs), robotics, and monitoring systems for data logging and configuration storage. - Communication devices: Integrated into routers, switches, and network equipment for firmware storage and configuration data.

Alternative Models

For users seeking alternative options, the following models offer similar functionality to the AT