SST25VF040B-50-4C-QAF-T

1. Introduction

The SST25VF040B-50-4C-QAF-T is a flash memory product belonging to the category of non-volatile memory devices. It is commonly used in various electronic devices for storing data and program codes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

2. Basic Information Overview

• Category: Non-volatile Memory Device
• Use: Data and Program Code Storage
• Characteristics: High-speed, Low-power, Serial Interface
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Reliable Data Storage
• Packaging/Quantity: Tape & Reel, 2500 units per reel

3. Specifications

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

4. Detailed Pin Configuration

The SST25VF040B-50-4C-QAF-T has the following pin configuration: 1. /CS (Chip Select) 2. DO (Data Output) 3. /WP (Write Protect) 4. GND (Ground) 5. DI (Data Input) 6. CLK (Clock) 7. /HOLD (Hold) 8. VCC (Power Supply)

5. Functional Features

• High-Speed Performance: Enables fast read and write operations.
• Low-Power Consumption: Ideal for battery-powered devices.
• SPI Interface: Simple and widely supported communication protocol.
• Security Features: Hardware and software protection mechanisms.

6. Advantages and Disadvantages

Advantages

• Reliable data storage
• Fast access times
• Low power consumption
• Compact package size

Disadvantages

• Limited storage capacity compared to other memory types
• Susceptible to physical damage if mishandled

7. Working Principles

The SST25VF040B-50-4C-QAF-T utilizes a floating gate transistor technology to store data. When data is written, charge is trapped in the floating gate, altering the transistor's conductive properties. This allows the device to retain data even when power is removed.

8. Detailed Application Field Plans

The SST25VF040B-50-4C-QAF-T is commonly used in: - Consumer Electronics: Smartphones, digital cameras, and portable media players. - Industrial Control Systems: Programmable logic controllers and automation equipment. - Automotive Electronics: Engine control units, infotainment systems, and instrument clusters.

9. Detailed and Complete Alternative Models

Some alternative models to the SST25VF040B-50-4C-QAF-T include: - AT25DF041A - W25Q40EW - MX25L4006E

In conclusion, the SST25VF040B-50-4C-QAF-T is a reliable and efficient flash memory device suitable for various electronic applications, offering high-speed performance, low-power consumption, and secure data storage capabilities.

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