SST39LF020-45-4C-WHE

Product Overview

Category

The SST39LF020-45-4C-WHE 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 SST39LF020-45-4C-WHE retains stored data even when power is turned off.
• High storage capacity: This flash memory chip has a capacity of 2 megabits (256 kilobytes).
• Fast read and write speeds: The SST39LF020-45-4C-WHE offers high-speed data transfer, allowing for quick access to stored information.
• Low power consumption: This flash memory chip is designed to consume minimal power during operation.
• Durable and reliable: The SST39LF020-45-4C-WHE is built to withstand harsh environmental conditions and has a long lifespan.

Package and Quantity

The SST39LF020-45-4C-WHE is available in a compact surface-mount package. It is typically sold in reels or trays containing multiple units, depending on the manufacturer's packaging specifications.

Specifications

• Manufacturer: SST (Silicon Storage Technology)
• Model: SST39LF020-45-4C-WHE
• Memory Type: Flash Memory
• Capacity: 2 Megabits (256 Kilobytes)
• Operating Voltage: 2.7V - 3.6V
• Interface: SPI (Serial Peripheral Interface)
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 100 years
• Endurance: Up to 100,000 write cycles

Detailed Pin Configuration

The SST39LF020-45-4C-WHE has a total of 8 pins, each serving a specific function:

1. VCC: Power supply voltage input
2. GND: Ground connection
3. HOLD: Hold input for suspending data transfer
4. WP: Write Protect input for protecting data from being overwritten
5. SCK: Serial Clock input for synchronizing data transfer
6. SI: Serial Data Input for receiving data
7. SO: Serial Data Output for transmitting data
8. CS: Chip Select input for enabling the device

Functional Features

• High-speed data transfer: The SST39LF020-45-4C-WHE supports fast read and write operations, allowing for efficient data handling.
• Flexible interface: It utilizes the widely-used SPI interface, making it compatible with various microcontrollers and other devices.
• Low power consumption: This flash memory chip is designed to minimize power usage, making it suitable for battery-powered devices.
• Reliable data storage: The SST39LF020-45-4C-WHE ensures data integrity and reliability through advanced error correction techniques.
• Easy integration: Its compact package and standardized pin configuration simplify the integration process into electronic circuits.

Advantages and Disadvantages

Advantages

• High storage capacity
• Fast read and write speeds
• Low power consumption
• Durable and reliable
• Easy integration into electronic circuits

Disadvantages

• Limited storage capacity compared to higher-capacity flash memory chips
• Relatively higher cost per unit compared to lower-capacity alternatives

Working Principles

The SST39LF020-45-4C-WHE operates based on the principles of flash memory technology. It utilizes floating-gate transistors to store and retrieve data. When data is written, an electrical charge is trapped in the floating gate, representing a binary value (0 or 1). To read the stored data, the charge level in the floating gate is measured, allowing the retrieval of the original information.

Detailed Application Field Plans

The SST39LF020-45-4C-WHE finds applications in various electronic devices and systems, including but not limited to: - Computer motherboards - Solid-state drives (SSDs) - Mobile phones and tablets - Digital cameras - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. SST39VF010-70-4C-NHE: 1 Megabit Flash Memory, operating at 70ns access time.
2. SST39SF040-70-4C-PHE: 4 Megabit Flash Memory, operating at 70ns access time.
3. SST39VF080-70-4C-EKE: 8 Megabit Flash Memory, operating at 70ns access time.
4. SST39VF160-70-4C-BKE: 16 Megabit Flash Memory, operating at 70ns access time.
5. SST39VF320-70-4C-EKE: 32 Megabit Flash Memory, operating at 70ns access time.

These alternative models offer different storage