AT45DB081B-CNI

Product Overview

Category

AT45DB081B-CNI belongs to the category of Serial DataFlash® Memory.

Use

It is primarily used for data storage and retrieval in various electronic devices.

Characteristics

• Non-volatile memory
• Serial interface
• High-speed operation
• Low power consumption

Package

AT45DB081B-CNI is available in a compact package, suitable for integration into small electronic devices.

Essence

The essence of AT45DB081B-CNI lies in its ability to provide reliable and efficient data storage solutions for electronic devices.

Packaging/Quantity

This product is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Memory Size: 8 megabits (1 megabyte)
• 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
• Endurance: 100,000 write cycles

Detailed Pin Configuration

The AT45DB081B-CNI has a total of 8 pins, each serving a specific function:

1. Chip Select (/CS): Used to enable or disable the device.
2. Serial Clock (SCK): Provides the clock signal for data transfer.
3. Serial Data Input (SI): Receives data from the microcontroller.
4. Serial Data Output (SO): Transmits data to the microcontroller.
5. Write Protect (/WP): Controls write protection of the memory array.
6. Reset (/RESET): Resets the device to its default state.
7. VCC: Power supply voltage.
8. GND: Ground reference.

Functional Features

• Page Program Operation: Allows data to be written to the memory in page-sized increments.
• Continuous Read Mode: Enables sequential reading of data from the memory.
• Sector Erase Operation: Erases a specific sector of the memory.
• Deep Power-down Mode: Reduces power consumption when the device is not in use.

Advantages and Disadvantages

Advantages

• High-speed data transfer
• Low power consumption
• Compact package size
• Wide operating temperature range
• Long data retention period

Disadvantages

• Limited storage capacity (8 megabits)

Working Principles

AT45DB081B-CNI utilizes the Serial Peripheral Interface (SPI) to communicate with a microcontroller. It stores data in non-volatile memory cells, ensuring data integrity even during power loss. The device can be programmed, read, and erased using specific commands sent through the SPI interface.

Detailed Application Field Plans

AT45DB081B-CNI finds applications in various electronic devices, including but not limited to: - Smartphones and tablets - Digital cameras - Portable media players - Automotive systems - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AT45DB081B-CNI are: - AT25DF081A - MX25L8006E - W25Q80BV

These models provide comparable features and can be considered as alternatives based on specific requirements.

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