SI8920AD-ISR

Product Overview

Category

SI8920AD-ISR belongs to the category of integrated circuit (IC) devices.

Use

This product is commonly used in electronic circuits for signal isolation and amplification.

Characteristics

• Provides high-speed digital isolation between input and output signals.
• Offers excellent noise immunity and common-mode transient immunity.
• Supports a wide range of supply voltages.
• Operates at high temperatures, making it suitable for industrial applications.

Package

SI8920AD-ISR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to provide reliable signal isolation and amplification in various electronic systems.

Packaging/Quantity

SI8920AD-ISR is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs.

Specifications

• Supply Voltage: 3.0V to 5.5V
• Isolation Voltage: 2.5kVrms
• Data Rate: Up to 150Mbps
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOIC-16

Detailed Pin Configuration

1. VDDA: Positive power supply for analog circuitry.
2. VSSA: Ground connection for analog circuitry.
3. VIN+: Non-inverting input for the differential input signal.
4. VIN-: Inverting input for the differential input signal.
5. VOUT+: Non-inverting output for the amplified and isolated signal.
6. VOUT-: Inverting output for the amplified and isolated signal.
7. GND: Ground connection for the device.
8. NC: No connection.
9. NC: No connection.
10. NC: No connection.
11. NC: No connection.
12. NC: No connection.
13. NC: No connection.
14. VDDD: Positive power supply for digital circuitry.
15. VSSD: Ground connection for digital circuitry.
16. NC: No connection.

Functional Features

• High-speed signal isolation and amplification.
• Low power consumption.
• Wide operating temperature range.
• Robust noise immunity.
• Differential input and output configuration.

Advantages and Disadvantages

Advantages

• Provides reliable signal isolation in electronic circuits.
• Supports high-speed data transmission.
• Offers excellent noise immunity.
• Suitable for industrial applications due to its wide temperature range.

Disadvantages

• Limited pin configuration options.
• May require additional external components for specific applications.

Working Principles

SI8920AD-ISR utilizes advanced isolation technology to provide signal isolation between the input and output signals. It employs differential signaling techniques to achieve high-speed data transmission while maintaining noise immunity. The device operates by amplifying the input signal and isolating it from the output, ensuring accurate and reliable signal transmission.

Detailed Application Field Plans

SI8920AD-ISR finds applications in various fields, including: 1. Industrial automation systems 2. Motor control systems 3. Power grid monitoring 4. Medical equipment 5. Isolated communication interfaces

Detailed and Complete Alternative Models

1. SI8920BD-ISR: Similar to SI8920AD-ISR but with a different package type (DIP-16).
2. SI8920CD-ISR: Enhanced version with higher data rate capabilities.
3. SI8920ED-ISR: Lower power consumption variant suitable for battery-powered applications.

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements.

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