Multiplexing Switch Array

Product Specifications

Technical details and manufacturing context for Multiplexing Switch Array

Definition

A multiplexing switch array is a critical component within an Input Interface Matrix that enables the selective routing of multiple input signals to designated output channels. It functions as a configurable switching network that manages signal distribution, allowing efficient sharing of interface resources and reducing hardware redundancy in complex electronic systems. The array typically comprises semiconductor switches, such as solid-state relays or MOSFETs, controlled by digital logic circuits. When a specific input needs to be connected to an output, control signals activate the corresponding switches, creating a conductive path while maintaining isolation between unselected channels. This allows multiple signal sources to share limited interface resources through time-division or space-division multiplexing techniques. The array is characterized by parameters such as the number of channels (8–64), insertion loss (≤0.5 dB), isolation (≥60 dB), switching time (≤10 ms), operating voltage (5–24 V DC), control interface (TTL/CMOS), operating temperature (-40–85 °C), storage temperature (-55–125 °C), relative humidity (5–95% RH), ingress protection (IP54–IP65 per IEC 60529), connector types (SMA/BNC), impedance (50 Ω), dimensions (100×80×25 mm for a 16-channel model), and weight (≤500 g). These values are typical reference ranges and must be verified for the specific model and application. The array is used in test and measurement, telecommunications, and data acquisition systems where multiple signals need to be routed to shared instruments or processors. It is essential to confirm the exact specifications, including connector types, impedance, and environmental ratings, with the legal manufacturer or supplier before integration. The product is a component, not a complete system, and requires proper control logic and power supply for operation.

Working Principle

The array operates by using electronic switches (typically solid-state relays or semiconductor switches) controlled by digital logic circuits. When a specific input needs to be connected to an output, control signals activate the corresponding switches in the array, creating a conductive path while maintaining isolation between unselected channels. This allows multiple signal sources to share limited interface resources through time-division or space-division multiplexing techniques.

Common Materials

Semiconductor silicon, Copper conductors, Ceramic substrate, Epoxy encapsulation

Technical Parameters

Parameter	Typical range	Notes & selection driver
Number of Channels	8–64	Number of input/output channels in the array.
Insertion Loss	≤0.5 dB	Signal attenuation when channel is active.
Isolation	≥60 dB	Crosstalk suppression between channels.
Switching Time	≤10 ms	Time to switch from one channel to another.
Operating Voltage	5–24 V DC	Supply voltage range for the switch array.
Control Interface	TTL/CMOS	Compatible logic levels for control signals.
Operating Temperature	-40–85 °C	Ambient temperature range for reliable operation.
Storage Temperature	-55–125 °C	Temperature range for storage without damage.
Relative Humidity	5–95 % RH	Non-condensing humidity range.
Ingress Protection	IP54–IP65	Protection against dust and water.IEC 60529
Connector Type	SMA/BNC	RF connectors for input/output.
Impedance	50 Ω	Characteristic impedance for RF signals.
Dimensions	100×80×25 mm	Typical footprint for 16-channel model.
Weight	≤500 g	Weight of the switch array unit.

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Switching Element
Individual electronic switch that opens/closes signal paths

Material: Semiconductor (silicon/gallium arsenide)
Control Logic Circuit
Digital circuitry that manages switch activation patterns

Material: Silicon integrated circuit
Signal Routing Matrix
Physical interconnection network between inputs and outputs

Material: Copper traces on PCB
Interface Connectors Part
Physical connection points for input/output signals

Material: Gold-plated copper alloy

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Input Interface Matrix

View system integration details

Manufacturers of Multiplexing Switch Array

Manufacturer profiles associated with Multiplexing Switch Array.

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Frequently Asked Questions

What is the typical number of channels in a multiplexing switch array?

The number of channels typically ranges from 8 to 64, but the exact count depends on the specific model. Always verify the channel count with the manufacturer for your application.

What is the insertion loss and isolation performance?

Typical insertion loss is ≤0.5 dB, and isolation is ≥60 dB. These are reference values; confirm the actual performance for the specific model and frequency range.

What control interfaces are supported?

The control interface is compatible with TTL/CMOS logic levels. Ensure your control system matches the required voltage and logic levels.

What are the environmental operating limits?

The operating temperature range is -40 to 85 °C, storage temperature -55 to 125 °C, and relative humidity 5-95% non-condensing. Ingress protection is IP54 to IP65 per IEC 60529. Verify these ratings for your specific model.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	0 to 100 psi
other spec:	Signal frequency range: DC to 1 GHz, Switching speed: <100 ns, Power consumption: <5W
temperature:	-40°C to +85°C

Product Specifications

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