SST39WF400A-90-4I-B3KE-T

Product Overview

Category

The SST39WF400A-90-4I-B3KE-T 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-B3KE-T retains stored data even when power is removed.
• High storage capacity: This flash memory device has a capacity of 4 gigabits (512 megabytes).
• Fast data transfer rate: It operates at a speed of 90 nanoseconds, allowing for quick read and write operations.
• Low power consumption: The SST39WF400A-90-4I-B3KE-T is designed to consume minimal power during operation.
• Wide temperature range: It can operate reliably within a temperature range of -40°C to +85°C.

Package and Quantity

The SST39WF400A-90-4I-B3KE-T is available in a compact package with 48 pins. The quantity per package may vary depending on the manufacturer's specifications.

Specifications

• Manufacturer: SST (Silicon Storage Technology)
• Model: SST39WF400A-90-4I-B3KE-T
• Memory Type: Flash memory
• Capacity: 4 gigabits (512 megabytes)
• Access Time: 90 nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Package Type: 48-pin TSOP (Thin Small Outline Package)

Detailed Pin Configuration

The SST39WF400A-90-4I-B3KE-T has a total of 48 pins arranged as follows:

1. VCC - Power supply voltage
2. A0-A18 - Address inputs
3. DQ0-DQ15 - Data input/output lines
4. WE# - Write enable control
5. CE# - Chip enable control
6. OE# - Output enable control
7. RP# - Ready/Busy status output
8. RESET# - Reset control
9. WP# - Write protect control
10. RY/BY# - Read/Busy status output

(Note: This is a simplified pin configuration. Please refer to the product datasheet for a complete and detailed pinout.)

Functional Features

• High-speed read and write operations
• Sector erase capability for efficient data management
• Built-in hardware and software protection mechanisms
• Low power consumption during standby mode
• Reliable operation in extreme temperature conditions

Advantages and Disadvantages

Advantages

• Large storage capacity
• Fast data transfer rate
• Wide operating temperature range
• Low power consumption
• Sector erase capability for efficient data management

Disadvantages

• Limited endurance (limited number of erase/write cycles)
• Relatively higher cost compared to other memory technologies

Working Principles

The SST39WF400A-90-4I-B3KE-T utilizes the principles of flash memory technology. It stores data by trapping electric charges within floating gate transistors. These charges represent binary information, which can be read or modified through appropriate control signals.

During a write operation, the desired data is programmed into the memory cells by applying high voltages to specific address locations. Reading data involves sensing the charge levels in the memory cells and converting them back into digital information.

Detailed Application Field Plans

The SST39WF400A-90-4I-B3KE-T finds applications in various electronic devices that require non-volatile data storage. Some common application fields include:

1. Personal Computers: Used for storing operating systems, firmware, and other software applications.
2. Mobile Devices: Provides storage for operating systems, user data, and multimedia content in smartphones, tablets, and portable media players.
3. Automotive Electronics: Utilized for storing firmware, configuration data, and diagnostic information in automotive control units.
4. Industrial Control Systems: Used for non-volatile storage of program code, configuration data, and historical logs in industrial automation systems.

Detailed and Complete Alternative Models

• SST39VF400A-70-4I-B3KE-T
• SST39WF800A-70-4I-B3KE-T
• SST39VF1601-70-4I-B3KE-T
• SST39VF3201-70-4I-B3KE-T
• SST39VF6401-70-4I-B3KE-T

(Note: The above list is not exhaustive. There are several alternative models available from different manufacturers.)

In conclusion, the SST39WF400A-90-4I-B3KE-T is a flash memory device with a capacity of 4 gig