AT49F040-90VI

Product Overview

Category

AT49F040-90VI belongs to the category of Flash Memory ICs.

Use

It is commonly used for storing and retrieving digital information in various electronic devices.

Characteristics

• Non-volatile memory: Retains data even when power is turned off.
• High storage capacity: AT49F040-90VI has a storage capacity of 4 megabits (512 kilobytes).
• Fast access time: It offers a fast access time of 90 nanoseconds.
• Low power consumption: Designed to operate with low power requirements.
• Wide operating voltage range: Supports an operating voltage range from 2.7V to 5.5V.

Package

AT49F040-90VI is available in a 32-pin TSOP (Thin Small Outline Package) form factor.

Essence

The essence of AT49F040-90VI lies in its ability to provide reliable and high-capacity non-volatile storage for electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Manufacturer: Atmel Corporation
• Part Number: AT49F040-90VI
• Memory Type: Flash
• Memory Size: 4 Megabits (512 Kilobytes)
• Access Time: 90 Nanoseconds
• Supply Voltage: 2.7V - 5.5V
• Package Type: 32-pin TSOP

Detailed Pin Configuration

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. OE#
14. CE#
15. WE#
16. BYTE#
17. NC
18. DQ0
19. DQ1
20. DQ2
21. DQ3
22. DQ4
23. DQ5
24. DQ6
25. DQ7
26. RY/BY#
27. RESET#
28. VSS
29. A8
30. A9
31. A11
32. A13

Functional Features

• Erase and Program Operations: AT49F040-90VI supports both sector erase and byte program operations.
• Hardware Data Protection: Provides protection against accidental data modification or erasure.
• Automatic Sleep Mode: Enters a low-power sleep mode when not in use, reducing power consumption.

Advantages and Disadvantages

Advantages

• High storage capacity for storing large amounts of data.
• Fast access time allows for quick retrieval of information.
• Low power consumption prolongs battery life in portable devices.
• Hardware data protection ensures data integrity.

Disadvantages

• Limited endurance: Flash memory has a finite number of erase/write cycles.
• Relatively higher cost compared to other types of memory.

Working Principles

AT49F040-90VI utilizes the principles of flash memory technology. It stores data by trapping electric charges within floating gate transistors. These charges represent binary values (0s and 1s) and can be erased or programmed using specific voltage levels applied to the memory cells.

Detailed Application Field Plans

AT49F040-90VI finds applications in various electronic devices, including but not limited to: - Personal computers - Mobile phones - Digital cameras - Set-top boxes - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. AT49F002N-90JI
2. AT49F080-90TI
3. AT49F001NT-90JC
4. AT49F002AT-90TC
5. AT49F010-90PC

These alternative models offer similar functionality and specifications to AT49F040-90VI, providing options for different memory capacities or package types.

In conclusion, AT49F040-90VI is a flash memory IC that offers high-capacity non-volatile storage with fast access times. Its characteristics, functional features, and wide range of applications make it a versatile choice for various electronic devices.