SST39LF020-55-4C-NHE

Product Overview

Category

The SST39LF020-55-4C-NHE belongs to the category of non-volatile memory devices.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: The SST39LF020-55-4C-NHE retains stored data even when power is removed.
• High capacity: This device offers a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: The SST39LF020-55-4C-NHE provides quick access to stored data with a low read latency.
• Low power consumption: It operates at low power levels, making it suitable for battery-powered devices.
• Wide operating voltage range: This device can operate within a voltage range of 2.7V to 3.6V.

Package

The SST39LF020-55-4C-NHE is available in a compact surface-mount package, which ensures easy integration into circuit boards.

Essence

The essence of the SST39LF020-55-4C-NHE lies in its ability to reliably store and retrieve data in a non-volatile manner, providing high capacity and fast access times.

Packaging/Quantity

This product is typically packaged in reels or trays, with quantities varying depending on customer requirements.

Specifications

• Memory Type: Flash
• Capacity: 2 Megabits (256 Kilobytes)
• Operating Voltage Range: 2.7V to 3.6V
• Access Time: 55 ns
• Interface: SPI (Serial Peripheral Interface)
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SST39LF020-55-4C-NHE has a total of 8 pins, which are assigned specific functions as follows:

1. VCC: Power supply voltage
2. GND: Ground reference
3. HOLD: Suspends ongoing data transfer
4. WP: Write protection input
5. SCK: Serial clock input
6. SI: Serial data input
7. SO: Serial data output
8. CS: Chip select input

Functional Features

• Non-volatile Storage: The SST39LF020-55-4C-NHE retains stored data even when power is removed.
• High-Speed Data Transfer: It offers fast access times, allowing for efficient data retrieval and storage.
• Flexible Interface: The SPI interface enables easy integration with various microcontrollers and embedded systems.
• Low Power Consumption: This device operates at low power levels, making it suitable for battery-powered applications.
• Reliable Performance: The SST39LF020-55-4C-NHE ensures data integrity and reliability through built-in error correction mechanisms.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High capacity allows for storing a significant amount of data.
• Fast access times enable quick retrieval of information.
• Low power consumption extends battery life in portable devices.
• Reliable performance with error correction mechanisms.

Disadvantages

• Limited storage capacity compared to other higher-capacity memory devices.
• Relatively slower access times compared to some newer memory technologies.

Working Principles

The SST39LF020-55-4C-NHE utilizes flash memory technology to store data. It consists of a grid of memory cells that can be electrically programmed and erased. When data is written, the memory cells are programmed by applying electrical charges to specific locations within the memory array. To read the stored data, the charges are detected and converted back into digital information.

Detailed Application Field Plans

The SST39LF020-55-4C-NHE finds applications in various fields, including:

1. Microcontrollers: It serves as a reliable storage solution for microcontrollers used in industrial automation, automotive systems, and consumer electronics.
2. Embedded Systems: The SST39LF020-55-4C-NHE is suitable for embedded systems that require non-volatile memory for program storage or data logging.
3. Consumer Electronics: This product can be found in devices such as smart TVs, set-top boxes, and gaming consoles, where it provides storage for firmware and user data.

Detailed and Complete Alternative Models

1. AT25SF041: A similar flash memory device with 4 megabits (512 kilobytes) capacity and SPI interface.
2. MX25L3206E: Another flash memory chip offering 32 megabits (4 megabytes) capacity and SPI interface.
3. W25Q64JV: A higher-capacity flash memory device with 64 megabits (8 megabytes) and SPI interface.

These alternative models provide different capacities and features to suit specific application requirements