AT49SV322D-80CU

Product Overview

Category

AT49SV322D-80CU belongs to the category of non-volatile memory devices.

Use

This product is primarily used for data storage in various electronic devices such as computers, smartphones, and embedded systems.

Characteristics

• Non-volatile: The AT49SV322D-80CU retains stored data even when power is removed.
• High capacity: It offers a storage capacity of 32 megabits (4 megabytes).
• Fast access time: The device provides quick access to stored data.
• Low power consumption: It operates efficiently with low power requirements.

Package

The AT49SV322D-80CU comes in a compact surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of this product lies in its ability to reliably store and retrieve data in electronic devices, ensuring seamless operation and data integrity.

Packaging/Quantity

The AT49SV322D-80CU is typically packaged in reels or trays, with each reel or tray containing a specific quantity of devices. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Type: Flash
• Memory Size: 32 Megabits (4 Megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Erase/Program Cycles: 100,000 cycles

Detailed Pin Configuration

The AT49SV322D-80CU has a total of 8 pins, which are assigned specific functions:

1. Chip Select (/CS): Enables communication with the device when set to a low logic level.
2. Serial Clock (SCK): Provides the clock signal for data transfer.
3. Serial Data Input (SI): Receives data from the external device.
4. Serial Data Output (SO): Transmits data to the external device.
5. Write Protect (/WP): When set to a low logic level, protects the memory from being written.
6. Hold (/HOLD): Suspends ongoing operations when set to a low logic level.
7. Ground (GND): Connects to the ground reference of the system.
8. Power Supply (VCC): Provides the operating voltage to the device.

Functional Features

• High-speed data transfer: The AT49SV322D-80CU supports fast data transfer rates, allowing for efficient read and write operations.
• Sector erase capability: It allows for erasing specific sectors of the memory, enabling targeted data modification.
• Software protection features: The device offers various software-based protection mechanisms to prevent unauthorized access or modification of stored data.
• Low power consumption: The AT49SV322D-80CU is designed to minimize power consumption, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Large storage capacity
• Fast access time
• Non-volatile memory ensures data retention even during power loss
• Compact package size
• Low power consumption

Disadvantages

• Limited erase/program cycles
• Relatively higher cost compared to other memory technologies

Working Principles

The AT49SV322D-80CU utilizes flash memory technology to store data. It employs a combination of floating-gate transistors and charge storage elements to retain information even without power. The device uses a serial peripheral interface (SPI) for communication with the host system, enabling seamless integration into various electronic devices.

Detailed Application Field Plans

The AT49SV322D-80CU finds applications in a wide range of electronic devices, including but not limited to: - Computers and laptops - Smartphones and tablets - Automotive systems - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• AT49BV322D-80CU: Similar to the AT49SV322D-80CU, but with a different interface (Parallel Interface).
• AT45DB321D-SU: Offers similar storage capacity and characteristics, but with additional features like dual-interface (SPI and I2C).

Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list of alternatives.

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