AT49LV321-90TI

Product Overview

Category

AT49LV321-90TI 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: The AT49LV321-90TI has a storage capacity of 32 megabits.
• Fast access time: It offers a fast access time of 90 nanoseconds.
• Low power consumption: Designed to operate with low power requirements.

Package

The AT49LV321-90TI comes in a compact package, suitable for integration into various electronic devices.

Essence

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

Packaging/Quantity

The AT49LV321-90TI is typically packaged in trays or reels, with each containing a specific quantity of devices. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Storage Capacity: 32 Megabits
• Access Time: 90 Nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

The AT49LV321-90TI features a parallel interface with the following pin configuration:

1. VCC - Power supply voltage
2. A0-A20 - Address inputs
3. DQ0-DQ15 - Data input/output lines
4. CE - Chip enable
5. OE - Output enable
6. WE - Write enable
7. RESET - Reset input
8. WP - Write protect
9. VSS - Ground

Functional Features

• High-speed data transfer: The AT49LV321-90TI offers fast data transfer rates, allowing for efficient read and write operations.
• Reliable data retention: The non-volatile nature of this memory device ensures that stored data remains intact even during power loss or system shutdown.
• Low power consumption: Designed with power efficiency in mind, the AT49LV321-90TI minimizes energy consumption, making it suitable for battery-powered devices.
• Easy integration: The compact package and standardized interface facilitate seamless integration into various electronic systems.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited compatibility with certain interfaces
• Relatively higher cost compared to other memory options

Working Principles

The AT49LV321-90TI utilizes flash memory technology to store and retrieve data. It employs a combination of floating-gate transistors and charge storage mechanisms to achieve non-volatility. When data is written, charges are trapped within the floating gates, preserving the information even when power is removed. During read operations, the stored charges are sensed and interpreted as binary data.

Detailed Application Field Plans

The AT49LV321-90TI finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Detailed and Complete Alternative Models

1. AT49BV322A-70TU: Similar to AT49LV321-90TI, but with a lower access time of 70 nanoseconds.
2. AT49LV3205-70TC: Offers a larger storage capacity of 64 megabits with a slightly slower access time of 70 nanoseconds.
3. AT45DB321D-SU: A serial flash memory alternative with similar capacity and access time characteristics.

These alternative models provide similar functionality and can be considered as substitutes for the AT49LV321-90TI depending on specific requirements.

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