AT49BV161-90CI

Product Overview

Category

AT49BV161-90CI belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: The AT49BV161-90CI retains stored data even when power is removed.
• High capacity: This device has a storage capacity of 16 megabits (2 megabytes).
• Fast access time: With a speed of 90 nanoseconds, it allows for quick data retrieval.
• Low power consumption: The AT49BV161-90CI operates efficiently with low power requirements.

Package

The AT49BV161-90CI is available in a compact plastic package, which ensures protection from external elements and facilitates easy integration into electronic circuits.

Essence

The essence of the AT49BV161-90CI lies in its ability to provide reliable and high-capacity non-volatile memory storage for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or trays, with each containing a specific quantity of AT49BV161-90CI devices. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Storage Capacity: 16 Megabits (2 Megabytes)
• Access Time: 90 Nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

The AT49BV161-90CI features a standard pin configuration, as follows:

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 Input
18. OE - Output Enable Input
19. WE - Write Enable Input
20. BYTE - Byte/Word Organization Input
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. VCC - Power Supply
30. GND - Ground

Functional Features

The AT49BV161-90CI offers the following functional features:

• Random access: Allows for direct read and write operations to specific memory locations.
• Erase capability: Supports sector erase and chip erase functions, enabling efficient data management.
• Low power consumption: Operates with minimal power requirements, making it suitable for battery-powered devices.
• High reliability: Provides reliable data storage with built-in error correction mechanisms.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity allows for storing large amounts of data.
• Fast access time enables quick retrieval of information.
• Low power consumption prolongs battery life in portable devices.

Disadvantages

• Limited rewrite cycles: The AT49BV161-90CI has a finite number of erase/write cycles before it may become unreliable.
• Larger physical size compared to some newer memory technologies.
• Higher cost per bit compared to certain other memory options.

Working Principles

The AT49BV161-90CI utilizes flash memory technology, which stores data in floating-gate transistors. When writing data, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. Reading data involves detecting the conductivity state of the transistors to retrieve stored information.

Detailed Application Field Plans

The AT49BV161-90CI finds applications in various electronic systems, including but not limited to:

1. Embedded systems: Used for program storage in microcontrollers and microprocessors.
2. Consumer electronics: Provides non-volatile memory storage in devices such as digital cameras, set-top boxes, and portable media players.
3. Automotive electronics: Used for storing firmware and data in automotive control units.
4. Industrial equipment: Enables data storage in industrial automation systems and control modules.
5. Communication devices: Utilized for firmware storage in routers, switches, and network equipment.

Detailed and Complete Alternative Models

1. AT49BV1614