ISL84781IR

Product Overview

Category

ISL84781IR belongs to the category of analog switches.

Use

The ISL84781IR is used for signal routing and switching applications in various electronic systems.

Characteristics

• Analog switch with low on-resistance
• Wide operating voltage range
• High bandwidth
• Low power consumption
• Fast switching speed

Package

ISL84781IR is available in a compact package, such as SOIC (Small Outline Integrated Circuit) or QFN (Quad Flat No-Lead).

Essence

The essence of ISL84781IR lies in its ability to provide efficient signal routing and switching capabilities while maintaining low power consumption and high performance.

Packaging/Quantity

ISL84781IR is typically packaged in reels or tubes, containing a specific quantity of units per package. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Supply Voltage Range: 2.7V to 12V
• On-Resistance: 0.6Ω (typical)
• Bandwidth: 200MHz (typical)
• Power Consumption: 1μA (typical)
• Switching Speed: <100ns (typical)

Detailed Pin Configuration

The ISL84781IR has a standard pin configuration with the following pins:

1. V+ (Positive Supply Voltage)
2. V- (Negative Supply Voltage)
3. IN1 (Input 1)
4. IN2 (Input 2)
5. COM (Common Terminal)
6. NO (Normally Open)
7. NC (Normally Closed)
8. GND (Ground)

Functional Features

• Bidirectional signal routing
• Low on-resistance for minimal signal loss
• High bandwidth for accurate signal transmission
• Wide supply voltage range for compatibility with different systems
• ESD protection for enhanced reliability

Advantages and Disadvantages

Advantages

• Low power consumption
• Fast switching speed
• Wide operating voltage range
• Compact package size
• ESD protection for improved reliability

Disadvantages

• Limited number of channels (single-pole, double-throw configuration)
• May require additional external components for certain applications

Working Principles

The ISL84781IR operates based on the principle of a solid-state switch. When the control signal is applied to the appropriate input pin, the switch connects the common terminal to either the normally open or normally closed terminal, allowing the signal to pass through or be blocked accordingly.

Detailed Application Field Plans

ISL84781IR finds application in various electronic systems, including but not limited to:

1. Audio/Video Systems: Signal routing and switching in audio/video receivers, amplifiers, and mixers.
2. Communication Systems: Switching between different communication channels in telecommunication equipment.
3. Test and Measurement Instruments: Signal routing and switching in oscilloscopes, function generators, and data acquisition systems.
4. Industrial Control Systems: Switching signals in industrial automation and control systems.
5. Medical Devices: Signal routing and switching in medical imaging equipment, patient monitoring systems, etc.

Detailed and Complete Alternative Models

1. ADG849: Analog Devices offers a similar analog switch with comparable specifications and features.
2. MAX4618: Maxim Integrated provides an alternative analog switch suitable for various applications.
3. DG408: Vishay Siliconix manufactures an analog switch that can serve as an alternative to ISL84781IR.

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

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