AT49BV162AT-70CI

Product Overview

Category

The AT49BV162AT-70CI 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 AT49BV162AT-70CI has a storage capacity of 16 megabits (2 megabytes).
• Fast access time: It offers a fast access time of 70 nanoseconds.
• Low power consumption: Designed to operate with low power requirements.
• Wide temperature range: Can function reliably in a wide temperature range.

Package

The AT49BV162AT-70CI is available in a compact package, suitable for surface mount technology (SMT) applications.

Essence

The essence of the AT49BV162AT-70CI is its ability to provide reliable and non-volatile data storage in electronic systems.

Packaging/Quantity

This product is typically packaged in reels or trays, depending on the manufacturer's specifications. The quantity per package may vary, but it is commonly available in bulk quantities.

Specifications

• Storage Capacity: 16 Megabits (2 Megabytes)
• Access Time: 70 Nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel
• Package Type: TSOP (Thin Small Outline Package)

Detailed Pin Configuration

The AT49BV162AT-70CI has a total of 48 pins. The pin configuration is as follows:

1. A0-A18: Address Inputs
2. DQ0-DQ15: Data Input/Output
3. CE: Chip Enable
4. OE: Output Enable
5. WE: Write Enable
6. VCC: Power Supply
7. GND: Ground

Functional Features

• Fast Read and Write Operations: The AT49BV162AT-70CI offers fast read and write operations, allowing for efficient data access.
• Sector Erase Capability: It supports sector erase operations, enabling selective erasure of specific memory sectors.
• Hardware Data Protection: The device includes hardware protection features to prevent accidental writes or erasures.
• Automatic Page Write: Allows for convenient programming of multiple bytes in a single operation.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity suitable for various applications.
• Fast access time allows for quick data retrieval.
• Low power consumption extends battery life in portable devices.
• Wide temperature range enables reliable operation in different environments.

Disadvantages

• Limited rewrite cycles: Non-volatile memories have a finite number of write/erase cycles before degradation.
• Higher cost compared to volatile memory alternatives.
• Larger physical footprint compared to integrated circuits with similar storage capacity.

Working Principles

The AT49BV162AT-70CI is based on flash memory technology. It utilizes floating-gate transistors to store and retrieve data. When data is written, charges are trapped in the floating gate, altering the transistor's behavior. These charges can be removed during an erase operation, allowing the transistor to return to its original state. This mechanism enables non-volatile data storage.

Detailed Application Field Plans

The AT49BV162AT-70CI finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Its high capacity, fast access time, and reliability make it suitable for storing firmware, program code, configuration data, and other critical information in these applications.

Detailed and Complete Alternative Models

• AT49BV1614T: 16 Megabit (2 Megabyte) parallel flash memory with similar specifications.
• AT45DB161E: 16 Megabit (2 Megabyte) serial flash memory with additional features like dual-interface and data protection.

These alternative models offer similar storage capacities and functionalities, providing options for different system requirements.

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