SST39WF400B-70-4I-B3KE

Product Overview

Category

The SST39WF400B-70-4I-B3KE belongs to the category of Flash Memory.

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 SST39WF400B-70-4I-B3KE retains stored data even when power is removed.
• High capacity: This flash memory chip has a capacity of 4 gigabits (512 megabytes).
• Fast read/write speeds: It offers high-speed data transfer rates, enabling quick access to stored information.
• Low power consumption: The SST39WF400B-70-4I-B3KE is designed to consume minimal power during operation.
• Durable and reliable: It has a robust design that ensures data integrity and longevity.

Package

The SST39WF400B-70-4I-B3KE comes in a compact surface-mount package, which facilitates easy integration into electronic circuit boards.

Essence

The essence of this product lies in its ability to provide reliable and high-capacity data storage in a compact form factor.

Packaging/Quantity

The SST39WF400B-70-4I-B3KE is typically packaged in reels or trays, with each reel or tray containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Manufacturer: Microchip Technology Inc.
• Part Number: SST39WF400B-70-4I-B3KE
• 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
• Package Type: 48-pin TSOP

Detailed Pin Configuration

The SST39WF400B-70-4I-B3KE has a 48-pin TSOP package with the following pin configuration:

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

(Note: The pin configuration may vary depending on the manufacturer's specifications.)

Functional Features

• High-speed data transfer: The SST39WF400B-70-4I-B3KE offers fast read and write speeds, allowing for efficient data access.
• Sector erase capability: It supports sector-based erasure, enabling selective deletion of specific data blocks.
• Hardware protection: The chip includes write protection features to prevent accidental modification or deletion of stored data.
• Error correction: The SST39WF400B-70-4I-B3KE incorporates error correction techniques to ensure data integrity.

Advantages and Disadvantages

Advantages

• High storage capacity
• Fast data transfer rates
• Low power consumption
• Durable and reliable design
• Sector erase capability for selective data deletion

Disadvantages

• Limited compatibility with certain devices due to its parallel interface
• Relatively higher cost compared to other memory technologies

Working Principles

The SST39WF400B-70-4I-B3KE utilizes NOR flash memory technology. It stores data in a grid of memory cells, where each cell represents a bit of information. These cells can be electrically programmed and erased, allowing for data storage and modification. The chip's control circuitry manages the read, write, and erase operations, ensuring accurate and reliable data retrieval.

Detailed Application Field Plans

The SST39WF400B-70-4I-B3KE finds applications in various electronic devices that require non-volatile data storage. Some common application fields include: - Personal computers - Laptops and notebooks - Smartphones and tablets - Digital cameras - Gaming consoles - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. SST39VF800A-70-4C-EKE: Similar to the SST39WF400B-70-4I-B3KE, this model offers a higher capacity of 8 gigabits (1 gigabyte) and operates at a slightly different voltage range.
2. AT45DB321D-SU: This flash memory chip from Atmel Corporation provides a similar capacity and features a serial interface instead of a parallel interface.
3. W25Q128JVSIQ: Manufactured by Winbond Electronics Corporation, this flash memory chip offers a larger capacity of 128