SST39WF400A-90-4I-M1QE

Product Overview

Category

The SST39WF400A-90-4I-M1QE belongs to the category of flash memory devices.

Use

This product is primarily used for data storage in various electronic devices such as computers, smartphones, tablets, and other digital devices.

Characteristics

• Non-volatile memory: The SST39WF400A-90-4I-M1QE retains stored data even when power is removed.
• High-speed operation: It offers fast read and write speeds, allowing for efficient data transfer.
• Large storage capacity: With a capacity of 4 gigabits (512 megabytes), it provides ample space for storing data.
• Low power consumption: The device is designed to consume minimal power during operation, making it suitable for battery-powered devices.
• Reliable performance: The flash memory is known for its durability and long lifespan.

Package and Quantity

The SST39WF400A-90-4I-M1QE is available in a compact surface-mount package. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Manufacturer: Microchip Technology Inc.
• Memory Type: NOR Flash
• Capacity: 4 gigabits (512 megabytes)
• Interface: Parallel
• Operating Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Speed: 90 nanoseconds (maximum access time)

Pin Configuration

The SST39WF400A-90-4I-M1QE has a total of 48 pins. Here is a detailed pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | A0 | Address Input | | 2 | A1 | Address Input | | 3 | A2 | Address Input | | ... | ... | ... | | 46 | VCC | Power Supply (3.3V) | | 47 | GND | Ground | | 48 | NC | No Connection |

Note: The above table provides a partial pin configuration for reference purposes only.

Functional Features

• Erase and Program Operations: The SST39WF400A-90-4I-M1QE supports both sector erase and byte program operations, allowing for flexible data manipulation.
• Write Protection: It offers various write protection mechanisms to prevent accidental modification or deletion of stored data.
• Sector Architecture: The flash memory is organized into multiple sectors, enabling efficient data management and access.
• Embedded Algorithms: The device incorporates advanced algorithms to ensure reliable data storage and retrieval.

Advantages and Disadvantages

Advantages

• High-speed operation enables fast data transfer.
• Large storage capacity accommodates extensive data requirements.
• Low power consumption prolongs battery life in portable devices.
• Reliable performance ensures data integrity and longevity.
• Flexible write protection mechanisms safeguard against data loss.

Disadvantages

• Limited endurance: Flash memory has a finite number of erase/write cycles before it may become unreliable.
• Relatively higher cost compared to other types of memory.

Working Principles

The SST39WF400A-90-4I-M1QE utilizes NOR flash memory technology. It stores data by trapping electric charges within floating gate transistors. These charges represent binary information (0s and 1s). When reading data, the stored charges are measured to determine the corresponding bits. During programming or erasing, high voltages are applied to modify the charge levels, allowing for data manipulation.

Application Field Plans

The SST39WF400A-90-4I-M1QE finds applications in various fields, including: - Consumer electronics: Used in smartphones, tablets, digital cameras, and portable media players for data storage. - Automotive: Employed in infotainment systems, navigation devices, and engine control units for storing critical information. - Industrial automation: Utilized in programmable logic controllers (PLCs), human-machine interfaces (HMIs), and other industrial equipment for data storage and firmware updates. - Networking: Integrated into routers, switches, and network appliances to store configuration data and firmware.

Alternative Models

Here are some alternative models that offer similar functionality: - Spansion S25FL512SAGMFI001 - Winbond W25Q64JVZPIQ - Macronix MX25L12835FM2I-10G

Note: The above list is not exhaustive and serves as a reference for alternative options.

In conclusion, the SST39WF400A-90-4I-M1QE is a high-speed, non-volatile flash memory device with a large storage capacity. It offers reliable performance, low power consumption, and various functional features. This product finds applications in consumer electronics, automotive, industrial automation, and