AT49SV802A-90TU

Product Overview

Category

AT49SV802A-90TU belongs to the category of non-volatile memory devices.

Use

This product is primarily used for storing and retrieving data in electronic systems.

Characteristics

• Non-volatile: The AT49SV802A-90TU retains data even when power is removed.
• High capacity: It offers a storage capacity of 8 megabits (1 megabyte).
• Fast access time: The device provides quick access to stored data.
• Low power consumption: It operates efficiently with minimal power requirements.

Package

The AT49SV802A-90TU is available in a compact surface-mount package.

Essence

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

Packaging/Quantity

The AT49SV802A-90TU is typically packaged in reels, with a quantity of 2500 units per reel.

Specifications

• Memory Type: Non-volatile Flash
• Capacity: 8 Megabits (1 Megabyte)
• Access Time: 90 nanoseconds
• Interface: Serial Peripheral Interface (SPI)
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT49SV802A-90TU has a total of 8 pins, which are assigned specific functions as follows:

1. Chip Select (/CS): Enables communication with the device.
2. Serial Clock (SCK): Provides the clock signal for data transfer.
3. Serial Data Input (SI): Receives data from the external system.
4. Serial Data Output (SO): Transmits data to the external system.
5. Write Protect (/WP): Controls write protection for the memory.
6. Hold (/HOLD): Suspends ongoing operations.
7. Ground (GND): Connects to the ground reference.
8. Power Supply (VCC): Provides power to the device.

Functional Features

• High-speed data transfer: The AT49SV802A-90TU supports fast serial communication, allowing for efficient data transfer.
• Flexible write protection: The write protect pin (/WP) can be used to prevent accidental modification of stored data.
• Low power consumption: This device operates with low power requirements, making it suitable for battery-powered applications.
• Reliable data retention: The non-volatile memory ensures that stored data remains intact even during power loss or system shutdown.

Advantages and Disadvantages

Advantages

• High storage capacity
• Fast access time
• Low power consumption
• Reliable data retention

Disadvantages

• Limited compatibility with certain systems due to the specific interface (SPI)

Working Principles

The AT49SV802A-90TU utilizes flash memory technology to store data. It employs a Serial Peripheral Interface (SPI) for communication with the external system. When data is received through the SI pin, it is stored in the memory array. The stored data can be accessed and retrieved by the external system through the SO pin. The device's internal circuitry ensures reliable data retention and efficient data transfer.

Detailed Application Field Plans

The AT49SV802A-90TU finds application in various electronic systems, including but not limited to: - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices - Medical equipment

Detailed and Complete Alternative Models

1. AT25SF081-SSHD-T: 8 Megabit SPI Serial Flash Memory
2. MX25L8006EM2I-12G: 8 Megabit CMOS Serial Flash Memory
3. W25Q80DVSNIG: 8 Megabit Serial Flash Memory with Dual/Quad SPI

These alternative models offer similar capacities and functionalities to the AT49SV802A-90TU, providing options for different system requirements.

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