AT45DB161-JC

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Storage
• Characteristics: Non-volatile, Serial Interface, High-Speed, Low Power Consumption
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Flash Memory
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 16 Megabits (2 Megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V to 3.6V
• Operating Temperature: -40°C to +85°C
• Read/Write Speed: Up to 66 MHz
• Data Retention: More than 20 years
• Endurance: 10,000 erase/write cycles

Pin Configuration

The AT45DB161-JC has the following pin configuration:

1. Chip Select (/CS)
2. Output Enable (/OE)
3. Write Protect (/WP)
4. Serial Clock (SCK)
5. Serial Data Input (SI)
6. Serial Data Output (SO)
7. Ground (GND)
8. Power Supply (VCC)

Functional Features

• Dual Bank Architecture for simultaneous read and write operations
• Continuous Read Mode for efficient data transfer
• Page Erase and Page Program operations for flexible memory management
• Sector Erase and Block Erase operations for larger data erasure
• Software Protection features to prevent unauthorized access
• Deep Power-down mode for ultra-low power consumption

Advantages

• High-speed data transfer enables quick access to stored information
• Non-volatile memory ensures data retention even during power loss
• Low power consumption extends battery life in portable devices
• Compact package size allows for space-efficient designs
• Flexible memory management options provide versatility in data storage

Disadvantages

• Limited endurance compared to other non-volatile memory technologies
• Relatively small memory size may not be suitable for certain applications requiring larger storage capacity
• Serial interface may have slower data transfer rates compared to parallel interfaces

Working Principles

The AT45DB161-JC utilizes flash memory technology to store and retrieve data. It employs a Serial Peripheral Interface (SPI) for communication with the host device. The memory is organized into multiple sectors and blocks, allowing for efficient erasure and programming operations. The dual bank architecture enables simultaneous read and write operations, enhancing overall performance.

Application Field Plans

The AT45DB161-JC finds application in various fields, including:

1. Consumer Electronics: Used in digital cameras, MP3 players, and portable gaming devices for data storage.
2. Industrial Automation: Employed in control systems and data loggers for storing critical information.
3. Automotive: Integrated into infotainment systems, navigation units, and engine control modules for data storage.
4. Medical Devices: Utilized in medical equipment for storing patient data and device configurations.
5. Communication Systems: Incorporated in networking devices and routers for firmware storage.

Alternative Models

Other alternative models that offer similar functionality to the AT45DB161-JC include:

1. AT25SF161: Manufactured by Adesto Technologies, this IC offers 16 Megabits of serial flash memory with SPI interface.
2. MX25L1606E: Produced by Macronix International, this IC provides 16 Megabits of serial flash memory with SPI interface.
3. W25Q16JV: Developed by Winbond Electronics, this IC features 16 Megabits of serial flash memory with SPI interface.

These alternative models can be considered based on specific requirements and compatibility with the target system.

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