AT25DL081-UUN-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: High-speed, Serial Flash Memory
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Reliable and efficient storage solution
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 8 Megabits (1 Megabyte)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Write Protection: Software and Hardware Enabled
• Data Retention: 20 years
• Endurance: 100,000 Program/Erase Cycles

Pin Configuration

The AT25DL081-UUN-T has the following pin configuration:

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

Functional Features

• High-speed data transfer with SPI interface
• Low power consumption during active and standby modes
• Flexible write protection options for data security
• Efficient erase and program operations
• Wide operating voltage range for compatibility
• Reliable operation in extreme temperature conditions

Advantages

• Fast read and write operations enhance overall system performance
• Low power consumption prolongs battery life in portable devices
• Versatile write protection options ensure data integrity
• Compact package size allows for space-efficient designs
• Wide operating temperature range enables usage in various environments

Disadvantages

• Limited memory size compared to larger storage solutions
• Higher cost per megabyte compared to other memory technologies
• Limited endurance may require careful management in high-write applications

Working Principles

The AT25DL081-UUN-T is based on the Serial Peripheral Interface (SPI) protocol. It utilizes a combination of clock and data signals to transfer information between the IC and the host microcontroller. The memory cells within the IC store data using floating-gate transistors, which retain their charge even when power is removed. This non-volatile characteristic allows for reliable data storage and retrieval.

Detailed Application Field Plans

The AT25DL081-UUN-T is commonly used in various electronic devices that require non-volatile memory for storing critical data. Some potential application fields include:

1. Consumer Electronics: Smartphones, tablets, digital cameras
2. Automotive: Infotainment systems, instrument clusters
3. Industrial: Data loggers, control systems, measurement devices
4. Medical: Patient monitoring systems, medical equipment
5. Communication: Routers, modems, network switches

Alternative Models

1. AT25DL161: 16 Megabit (2 Megabyte) version with similar features
2. AT25DL321: 32 Megabit (4 Megabyte) version with higher capacity
3. AT25DL641: 64 Megabit (8 Megabyte) version with extended memory size

These alternative models provide options for different memory requirements while maintaining compatibility with the same interface and package.

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