AT49BV1614A-90CI

Product Overview

Category

AT49BV1614A-90CI 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 AT49BV1614A-90CI has a storage capacity of 16 megabits (2 megabytes).
• Fast access time: It operates at a speed of 90 nanoseconds, allowing for quick data retrieval.
• Low power consumption: Designed to minimize power usage, making it suitable for battery-powered devices.

Package

The AT49BV1614A-90CI comes in a compact package that is easy to integrate into electronic circuits. It follows the industry-standard TSOP (Thin Small Outline Package) footprint.

Essence

The essence of AT49BV1614A-90CI lies in its ability to provide reliable and non-volatile data storage in various electronic applications.

Packaging/Quantity

The product is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of AT49BV1614A-90CI chips. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Type: Flash
• Organization: 2M x 8
• Supply Voltage: 2.7V - 3.6V
• Access Time: 90 ns
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel
• Package Type: TSOP

Detailed Pin Configuration

The AT49BV1614A-90CI features a parallel interface with a total of 48 pins. The pin configuration is as follows:

1. A0-A19: Address Inputs
2. DQ0-DQ7: Data Inputs/Outputs
3. CE: Chip Enable
4. OE: Output Enable
5. WE: Write Enable
6. VCC: Power Supply
7. GND: Ground

Functional Features

• Random Access: Allows for reading and writing data at any memory location.
• Block Erase: Supports erasing data in large blocks, enhancing efficiency.
• Page Program: Enables programming of data in smaller page-sized increments.
• Automatic Sleep Mode: Reduces power consumption when the device is idle.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• High capacity allows for storing large amounts of data.
• Fast access time enables quick retrieval of information.
• Low power consumption makes it suitable for battery-powered devices.

Disadvantages

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

Working Principles

The AT49BV1614A-90CI utilizes flash memory technology to store data. It consists of floating-gate transistors that can trap electrical charges, representing binary data. These charges can be erased or programmed using specific voltage levels applied to the control pins.

When reading data, the addressed memory location is accessed, and the stored charge is detected, allowing the retrieval of the corresponding data. Writing data involves applying appropriate voltages to the control pins to either erase or program the desired memory locations.

Detailed Application Field Plans

The AT49BV1614A-90CI finds applications 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 requiring reliable and efficient data storage.

Detailed and Complete Alternative Models

• AT49BV1614T-90CI: Similar to AT49BV1614A-90CI but operates at a lower temperature range (-40°C to +70°C).
• AT49BV1614A-70CI: Similar to AT49BV1614A-90CI but with a slower access time of 70 ns.
• AT49BV1614A-120CI: Similar to AT49BV1614A-90CI but with a faster access time of 120 ns.

These alternative models offer different specifications and can be chosen based on specific application requirements.

In conclusion, the AT49BV1614A-90CI is a non-volatile memory device that provides reliable data storage in various electronic systems. With its high capacity, fast access time, and low power consumption, it offers advantages for a wide range of applications. However, it also has limitations such as limited endurance and relatively higher cost. Understanding its working principles and considering alternative models can help in making informed decisions for incorporating this product into electronic designs.