SST25WF040BT-40I/NP

Product Overview

The SST25WF040BT-40I/NP belongs to the category of Serial Flash Memory and is commonly used for storing program code or data in various electronic devices. This non-volatile memory device is known for its high performance, reliability, and low power consumption. It comes in a compact package and is essential for applications requiring non-volatile storage.

Basic Information - Category: Serial Flash Memory - Use: Storing program code or data - Characteristics: High performance, reliability, low power consumption - Package: Compact form factor - Essence: Non-volatile storage - Packaging/Quantity: Varies based on supplier

Specifications

• Capacity: 4 Megabits
• Interface: SPI (Serial Peripheral Interface)
• Voltage: 2.7V - 3.6V
• Operating Temperature: -40°C to 85°C
• Speed: Up to 104 MHz

Detailed Pin Configuration

The SST25WF040BT-40I/NP features a standard pin configuration with pins for power supply, SPI interface, and control signals. The detailed pinout includes: 1. VCC - Power Supply 2. /CS - Chip Select 3. SO - Serial Data Output 4. SI - Serial Data Input 5. SCK - Serial Clock 6. /WP - Write Protect 7. /HOLD - Hold Input 8. VSS - Ground

Functional Features

• Fast Read Performance: Allows for quick access to stored data
• Low Power Consumption: Ideal for battery-powered devices
• SPI Interface: Enables simple integration with microcontrollers
• Security Features: Supports hardware and software protection of data

Advantages and Disadvantages

Advantages: - High-speed read operations - Low standby current - Wide operating voltage range

Disadvantages: - Limited capacity compared to other storage options - Relatively higher cost per bit

Working Principles

The SST25WF040BT-40I/NP operates by utilizing the SPI interface to communicate with the host microcontroller. When data needs to be stored or retrieved, the device responds to commands sent over the SPI bus, allowing seamless integration into the target system.

Detailed Application Field Plans

This Serial Flash Memory is widely used in various applications, including: - Embedded systems - Consumer electronics - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

• AT25DF041A: Comparable 4Mb SPI Flash from Adesto Technologies
• W25Q40JV: 4Mb SPI Flash from Winbond Electronics

In conclusion, the SST25WF040BT-40I/NP is a reliable and efficient Serial Flash Memory solution suitable for a wide range of applications, offering high performance and low power consumption.

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