AT45D161-RI

Product Overview

Category

AT45D161-RI belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High capacity: The AT45D161-RI has a storage capacity of 16 megabits (2 megabytes).
• Fast access time: Provides quick read and write operations.
• Low power consumption: Designed to minimize energy usage.
• Wide operating voltage range: Can operate within a voltage range of 2.7V to 3.6V.

Package

The AT45D161-RI is available in a standard 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of AT45D161-RI lies in its ability to store and retrieve digital information reliably, even in the absence of power.

Packaging/Quantity

The AT45D161-RI is typically sold in reels containing multiple units. The exact quantity may vary depending on the manufacturer's packaging specifications.

Specifications

• Storage Capacity: 16 megabits (2 megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage Range: 2.7V to 3.6V
• Access Time: 85 nanoseconds (typical)
• Erase/Write Cycles: 10,000 minimum
• Data Retention: 20 years

Detailed Pin Configuration

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input/Output (SI/O)
4. Write Protect (/WP)
5. Ground (GND)
6. Power Supply (VCC)
7. Hold (/HOLD)
8. Reset (/RESET)

Functional Features

• Chip Select (/CS): Activates the device for communication.
• Serial Clock (SCK): Provides timing for data transfer.
• Serial Data Input/Output (SI/O): Transfers data between the device and the host system.
• Write Protect (/WP): Enables or disables write operations.
• Hold (/HOLD): Pauses ongoing operations without resetting the device.
• Reset (/RESET): Resets the device to its initial state.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data integrity even during power loss.
• High storage capacity allows for ample data storage.
• Fast access time enables quick read and write operations.
• Low power consumption prolongs battery life in portable devices.
• Wide operating voltage range provides flexibility in various applications.

Disadvantages

• Limited erase/write cycles may restrict certain high-intensity usage scenarios.
• Relatively small storage capacity compared to other memory devices.

Working Principles

The AT45D161-RI utilizes flash memory technology to store digital information. It employs a Serial Peripheral Interface (SPI) for communication with the host system. The device is organized into multiple sectors, each consisting of several pages. Data can be written to or read from these pages using appropriate commands sent via the SPI interface. The non-volatile nature of flash memory ensures that data remains intact even when power is removed.

Detailed Application Field Plans

The AT45D161-RI finds application in various electronic systems, including but not limited to: - Consumer electronics (e.g., smartphones, tablets, digital cameras) - Automotive electronics (e.g., infotainment systems, instrument clusters) - Industrial control systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

1. AT45DB161E-SSHN-T: Similar specifications with an extended temperature range (-40°C to 85°C).
2. AT45DB161E-SHN-T: Similar specifications with a wider operating voltage range (1.65V to 3.6V).
3. AT45DB161E-MHN-T: Similar specifications with an extended temperature range and wider operating voltage range.

These alternative models offer similar functionality and compatibility, providing options for different application requirements.

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