SST25VF040B-80-4I-QAE-T

Product Overview

Category

The SST25VF040B-80-4I-QAE-T belongs to the category of Serial Flash Memory.

Use

This product is primarily used for storing and retrieving digital information in electronic devices. It provides non-volatile memory storage, allowing data to be retained even when power is removed.

Characteristics

• High-speed performance
• Low power consumption
• Small form factor
• Reliable and durable
• Easy integration into various electronic systems

Package

The SST25VF040B-80-4I-QAE-T is available in a compact package, suitable for surface mount technology (SMT) applications. The package type is QFN (Quad Flat No-leads), which ensures efficient heat dissipation and ease of soldering.

Essence

The essence of this product lies in its ability to provide reliable and high-performance memory storage in a compact form factor, making it ideal for space-constrained electronic devices.

Packaging/Quantity

The SST25VF040B-80-4I-QAE-T is typically packaged in reels or trays, depending on the manufacturer's specifications. The quantity per reel or tray may vary, but it is commonly available in quantities of 250 or 1000 units.

Specifications

• Part Number: SST25VF040B-80-4I-QAE-T
• Memory Size: 4 Megabits (512 Kilobytes)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Speed: 80 MHz (Max)
• Erase/Program Time: 35 ms (Typical)
• Data Retention: 100 years (Minimum)

Detailed Pin Configuration

The SST25VF040B-80-4I-QAE-T has a total of 8 pins, which are as follows:

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

Functional Features

• High-speed data transfer using the SPI interface
• Sector erase and byte/page program operations
• Software and hardware write protection options
• Deep power-down mode for low-power consumption
• Fast read access time for efficient data retrieval
• Reliable and durable memory cells for long-term data storage

Advantages and Disadvantages

Advantages

• Compact form factor allows for easy integration into various electronic systems
• High-speed performance enables quick data transfer and access
• Low power consumption ensures energy efficiency
• Reliable and durable memory cells provide long-term data retention
• Versatile write protection options enhance data security

Disadvantages

• Limited memory size (4 Megabits) may not be sufficient for certain applications requiring larger storage capacity
• Requires an external microcontroller or host device to control and utilize the memory functionality

Working Principles

The SST25VF040B-80-4I-QAE-T operates based on the Serial Peripheral Interface (SPI) protocol. It communicates with an external microcontroller or host device through the SPI bus, enabling data transfer and memory operations.

When data needs to be stored, the microcontroller sends commands and data to the SST25VF040B-80-4I-QAE-T via the SPI bus. The memory then performs the necessary operations, such as erasing sectors or programming bytes/pages, to store the data in its non-volatile memory cells.

During data retrieval, the microcontroller sends read commands to the memory, which then retrieves the requested data and sends it back to the microcontroller through the SPI bus.

Detailed Application Field Plans

The SST25VF040B-80-4I-QAE-T finds applications in various electronic devices and systems, including but not limited to:

1. Consumer Electronics: Used for firmware storage in smartphones, tablets, digital cameras, and gaming consoles.
2. Automotive: Employed for storing configuration data, firmware updates, and event logging in automotive electronics.
3. Industrial Control Systems: Utilized for program storage in programmable logic controllers (PLCs), motor drives, and human-machine interfaces (HMIs).
4. Medical Devices: Used for storing patient data, firmware, and device configurations in medical equipment.
5. Internet of Things (IoT): Integrated into IoT devices for data logging, firmware updates, and sensor calibration.

Detailed and Complete Alternative Models

1. W25Q40BVSNIG - Winbond Electronics Corporation
2. M25P40-VMN6TP - Micron Technology Inc.
3. AT25SF041-SSHD-T - Adesto Technologies Corporation