AT49BV001T-90JI

Product Overview

Category

AT49BV001T-90JI 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 capacity: Offers a storage capacity of 1 megabit.
• Fast access time: Provides quick data retrieval with a maximum access time of 90 nanoseconds.
• Low power consumption: Operates at low power levels, making it suitable for battery-powered devices.

Package

AT49BV001T-90JI is available in a standard JEDEC 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of AT49BV001T-90JI 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 a quantity of 1000 units per reel/tube.

Specifications

• Memory Type: Flash
• Organization: 128K x 8 bits
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 20 years
• Erase/Program Cycles: 10,000 cycles

Detailed Pin Configuration

The AT49BV001T-90JI has a total of 32 pins, each serving a specific function. The pin configuration is as follows:

1. A16
2. A14
3. A12
4. A7
5. A6
6. A5
7. A4
8. A3
9. A2
10. A1
11. A0
12. VPP
13. WE#
14. OE#
15. CE#
16. BYTE#
17. NC
18. DQ0
19. DQ1
20. DQ2
21. DQ3
22. DQ4
23. DQ5
24. DQ6
25. DQ7
26. VCC
27. GND
28. A8
29. A9
30. A11
31. A13
32. A15

Functional Features

• Byte-wide and word-wide operations: Supports both byte and word programming and reading.
• Sector erase capability: Allows for selective erasure of memory sectors.
• Hardware data protection: Provides protection against accidental program or erase operations.
• Automatic sleep mode: Enters a low-power sleep mode when not in use, reducing power consumption.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited erase/program cycles may affect the lifespan of the device.
• Relatively higher cost compared to other non-volatile memory options.

Working Principles

AT49BV001T-90JI 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 without power. The memory cells are organized into sectors, allowing for efficient erasure and programming operations.

Detailed Application Field Plans

AT49BV001T-90JI finds application in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

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

Detailed and Complete Alternative Models

• AT49BV001T-70JI: Similar to AT49BV001T-90JI but with a maximum access time of 70 nanoseconds.
• AT49BV001T-12TC: Offers the same features as AT49BV001T-90JI but in a different package (TSOP).