AT49SV802A-90CI

Product Overview

Category

AT49SV802A-90CI belongs to the category of non-volatile memory devices.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: The AT49SV802A-90CI retains stored data even when power is removed.
• High capacity: It offers a storage capacity of 8 megabits (1 megabyte).
• Fast access time: With a maximum access time of 90 nanoseconds, it ensures quick retrieval of stored data.
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.

Package

The AT49SV802A-90CI is available in a compact and industry-standard 32-pin plastic package.

Essence

The essence of this product lies in its ability to provide reliable and high-capacity non-volatile memory storage for electronic devices.

Packaging/Quantity

The AT49SV802A-90CI is typically packaged in reels or tubes, with each containing a specific quantity of devices. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Storage Capacity: 8 Megabits (1 Megabyte)
• Access Time: 90 Nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

The AT49SV802A-90CI features a 32-pin configuration with the following pin assignments:

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
18. OE - Output Enable
19. WE - Write Enable
20. I/O0 - Data Input/Output
21. I/O1 - Data Input/Output
22. I/O2 - Data Input/Output
23. I/O3 - Data Input/Output
24. I/O4 - Data Input/Output
25. I/O5 - Data Input/Output
26. I/O6 - Data Input/Output
27. I/O7 - Data Input/Output
28. VCC - Power Supply
29. GND - Ground
30. NC - No Connection
31. NC - No Connection
32. NC - No Connection

Functional Features

• High-speed data access: The AT49SV802A-90CI offers fast read and write operations, enabling efficient data transfer.
• Reliable data retention: The non-volatile nature of the memory ensures that stored data remains intact even during power loss or system shutdown.
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.
• Easy integration: The parallel interface simplifies the integration of the AT49SV802A-90CI into various electronic systems.

Advantages and Disadvantages

Advantages

• High storage capacity
• Fast access time
• Non-volatile memory
• Low power consumption
• Easy integration

Disadvantages

• Limited to parallel interface
• Relatively higher cost compared to some alternative models

Working Principles

The AT49SV802A-90CI utilizes flash memory technology to store and retrieve data. It employs a parallel interface for communication with the host system. The device uses address inputs to select specific memory locations and data input/output lines for reading from or writing to those locations. The chip enable, output enable, and write enable signals control the read and write operations.

Detailed Application Field Plans

The AT49SV802A-90CI finds applications in various fields, including: 1. Microcontrollers 2. Embedded systems 3. Consumer electronics 4. Automotive electronics 5. Industrial automation

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AT49SV802A-90CI include: 1. AT25SF081 - 8 Megabit Serial Flash Memory 2. MX25L8006E - 8 Megabit Serial NOR Flash Memory 3. S25FL128S - 128 Megabit Serial NOR Flash Memory 4. W25Q64JV - 64 Megabit Serial NOR Flash Memory 5. M25P16