AT49BV322DT-70CU

Product Overview

Category

AT49BV322DT-70CU 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: The stored data is retained even when power is removed.
• High capacity: The AT49BV322DT-70CU has a storage capacity of 32 megabits (4 megabytes).
• Fast access time: It offers a fast access time of 70 nanoseconds.
• Low power consumption: The device operates at low power, making it suitable for battery-powered applications.

Package

The AT49BV322DT-70CU is available in a surface-mount TSOP package.

Essence

This memory device is essential for storing critical data in various electronic systems, such as computers, consumer electronics, and industrial equipment.

Packaging/Quantity

The AT49BV322DT-70CU is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Memory Type: Flash
• Organization: 4M x 8
• Voltage Range: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel
• Access Time: 70 ns
• Erase/Program Suspend & Resume Support: Yes
• Sector Architecture: Uniform

Detailed Pin Configuration

The AT49BV322DT-70CU has a total of 48 pins. Here is the detailed pin configuration:

1. A0-A18: Address Inputs
2. DQ0-DQ7: Data Input/Output
3. CE: Chip Enable
4. OE: Output Enable
5. WE: Write Enable
6. BYTE: Byte/Word Organization Selection
7. VCC: Power Supply
8. GND: Ground

Functional Features

• Fast Read and Write Operations: The AT49BV322DT-70CU offers high-speed read and write operations, allowing for efficient data access.
• Sector Erase Capability: It supports sector erase operations, enabling selective erasure of specific memory sectors.
• Low Power Consumption: The device operates at low power, reducing energy consumption in electronic systems.
• Suspend & Resume Support: It allows suspension and resumption of erase or program operations, providing flexibility in managing memory operations.

Advantages and Disadvantages

Advantages

• High storage capacity
• Fast access time
• Low power consumption
• Sector erase capability
• Suspend & resume support

Disadvantages

• Limited compatibility with certain legacy systems
• Higher cost compared to some alternative models

Working Principles

The AT49BV322DT-70CU utilizes flash memory technology to store and retrieve data. It employs a combination of floating-gate transistors and charge storage mechanisms to retain information even when power is removed. The device uses an address bus, data bus, and control signals to facilitate read and write operations.

Detailed Application Field Plans

The AT49BV322DT-70CU finds applications in various fields, including: 1. Computer systems: Used for BIOS storage and firmware updates. 2. Consumer electronics: Employed in digital cameras, set-top boxes, and gaming consoles for data storage. 3. Industrial equipment: Utilized in embedded systems, automation devices, and control systems for storing configuration data and firmware.

Detailed and Complete Alternative Models

1. AT49BV322D-70TU: Similar specifications but available in a different package (TSOP-II).
2. AT49BV322D-90TU: Higher access time (90 ns) variant of the same memory device.
3. AT49BV322D-80CU: Lower access time (80 ns) variant with the same capacity and package.

These alternative models offer similar functionality and can be considered as substitutes for the AT49BV322DT-70CU, depending on specific requirements.

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