AT25SF041-MHD-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Serial Flash Memory
• Characteristics: High-speed, low-power, small form factor
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Provides non-volatile storage for various electronic devices
• Packaging/Quantity: Tape and Reel packaging, 2500 units per reel

Specifications

• Memory Size: 4 Megabits (512 Kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V to 3.6V
• Operating Temperature: -40°C to +85°C
• Write Endurance: 100,000 cycles
• Data Retention: 20 years

Pin Configuration

The AT25SF041-MHD-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. Ground (GND)
8. Power Supply (VCC)

Functional Features

• High-speed data transfer with SPI interface
• Low power consumption during read and write operations
• Sector erase and byte/page program operations
• Software and hardware protection mechanisms
• Deep power-down mode for ultra-low power standby

Advantages and Disadvantages

Advantages: - Compact size and lightweight - High-speed data transfer - Low power consumption - Reliable data retention - Easy integration into various electronic devices

Disadvantages: - Limited storage capacity compared to other memory options - Requires an external microcontroller for interfacing

Working Principles

The AT25SF041-MHD-T utilizes the Serial Peripheral Interface (SPI) to communicate with a microcontroller or other devices. It stores data in non-volatile memory cells, which retain information even when power is disconnected. The SPI interface allows for high-speed data transfer between the IC and the controlling device.

Detailed Application Field Plans

The AT25SF041-MHD-T is commonly used in various electronic devices that require non-volatile storage, such as:

1. Consumer Electronics: Smartphones, tablets, digital cameras
2. Automotive Systems: Infotainment systems, instrument clusters
3. Industrial Equipment: Data loggers, control systems
4. Medical Devices: Patient monitoring systems, diagnostic equipment
5. IoT Devices: Smart home appliances, wearable devices

Detailed Alternative Models

• AT25SF081: 8 Megabit (1 Megabyte) version of the same series
• AT25SF161: 16 Megabit (2 Megabyte) version of the same series
• AT25SF321: 32 Megabit (4 Megabyte) version of the same series
• AT25SF641: 64 Megabit (8 Megabyte) version of the same series

These alternative models offer increased storage capacity while maintaining similar characteristics and functionality.

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