Interface - Analog Switches - Special Purpose

Category Introduction

Special Purpose Analog Switches route analog signals via a solid state device. The differentiator in this family is that these Analog switches target a specific application, and as such have distinguishing features not typically found in general purpose Analog switches.

Product List

2238 Items

Mfr Part #	Quantity Available	UnitPrice	Series	Packaging	Product Status	Applications	Multiplexer/Demultiplexer Circuit	Switch Circuit	Number of Channels	On-State Resistance (Max)	Voltage - Supply, Single (V+)	Voltage - Supply, Dual (V±)	-3db Bandwidth	Features	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
FSUSB30MUX IC USB SWITCH 2X2 10MSOP onsemi	1,356	$0.70		Tape & Reel (TR)	Last Time Buy	USB	-	DPDT	1	10Ohm	3V ~ 4.3V	-	720MHz	Break-Before-Make, USB 2.0	-40°C ~ 85°C (TA)	Surface Mount	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-MSOP
PI3USB221EZWEX IC USB2 SWITCH 3V UDFN3030-10 Diodes Incorporated	782	$0.85		Tape & Reel (TR)	Active	USB	2:1	SPDT	1	6Ohm	2.3V ~ 3.6V	-	1.1GHz	Bi-Directional, USB 2.0	-40°C ~ 85°C	Surface Mount	10-UFDFN Exposed Pad	10-UDFN (3x3)
FSA2567MPX IC SWITCH 4PDT 16MLP onsemi	140	$0.94		Tape & Reel (TR)	Active	Telecommunications	-	4PDT	1	10Ohm	1.65V ~ 4.3V	-	475MHz	Break-Before-Make	-40°C ~ 85°C (TA)	Surface Mount	16-WFQFN Exposed Pad	16-MLP (3x3)
NLAS7242MUTBG IC USB SWITCH DPST 10UQFN onsemi	356	$1.06		Tape & Reel (TR)	Active	USB	-	DPDT	1	8.5Ohm	1.65V ~ 4.5V	-	950MHz	USB 2.0	-40°C ~ 85°C (TA)	Surface Mount	10-UFQFN	10-UQFN (1.4x1.8)
FSA642UMX IC SWITCH 3PDT 24UMLP onsemi	120	$1.33		Tape & Reel (TR)	Last Time Buy	MIPI	-	3PDT	1	14Ohm	2.65V ~ 4.3V	-	1GHz	-	-40°C ~ 85°C (TA)	Surface Mount	24-UFQFN	24-UMLP (3.4x2.5)
FSA2275AUMX DPDT HIFI AUDIO SWITCH onsemi	381	$1.31		Tape & Reel (TR)	Active	Audio	2:2	DPDT	1	1Ohm	2.5V ~ 5.5V	-	230MHz	Break-Before-Make	-40°C ~ 80°C (TA)	Surface Mount	12-UFQFN	12-UMLP (1.8x1.8)
PI3USB102ZLEX IC SW USB 2.0 10-TQFN Diodes Incorporated	130	$1.37		Tape & Reel (TR)	Active	USB	2:1	-	1	5Ohm	2.7V ~ 4.2V	-	810MHz	Bi-Directional, USB 2.0	-40°C ~ 85°C (TA)	Surface Mount	10-WFQFN	10-TQFN (1.3x1.6)
TS3USB221ARSER IC USB SWITCH DUAL 1X2 10QFN Texas Instruments	674	$1.26		Tape & Reel (TR)	Active	USB	2:1	SPDT	2	6Ohm	2.3V ~ 3.6V	-	1.1GHz	Bi-Directional, USB 2.0	-40°C ~ 85°C (TA)	Surface Mount	10-UFQFN	10-UQFN (2.0x1.5)
PI3WVR648GEAEX MIPI SWITCH U-WLB2424-36 Diodes Incorporated	544	$1.59		Tape & Reel (TR)	Active	Telecommunications	2:1	SPDT	10	-	1.5V ~ 5V	1.5V ~ 5V	6GHz	-	-	Surface Mount	36-UFBGA, WLCSP	36-WLCSP (2.44x2.44)
TS3USB221AQRSERQ1 IC USB SWITCH DUAL 1X2 10UQFN Texas Instruments	452	$1.48	Automotive, AEC-Q100	Tape & Reel (TR)	Active	USB	2:1	SPDT	2	6Ohm	2.3V ~ 3.6V	-	900MHz	Bi-Directional, USB 2.0	-40°C ~ 125°C (TA)	Surface Mount	10-UFQFN	10-UQFN (2.0x1.5)
PI3PCIE3212ZBEX IC MUX/DEMUX 2:1 3.3V 20TQFN Diodes Incorporated	26	$1.69	PCI Express® (PCIe)	Tape & Reel (TR)	Active	PCI Express®	2:1	-	2	-	3V ~ 3.6V	-	8.1GHz	Bi-Directional, SATA, USB 3.0	-40°C ~ 85°C (TA)	Surface Mount	20-VFQFN Exposed Pad	20-QFN (2.5x4.5)
TS3USB30ERSWR IC USB SWITCH DUAL 1X2 10UQFN Texas Instruments	429	$1.65		Tape & Reel (TR)	Active	USB	-	DPDT	1	10Ohm	3V ~ 4.3V	-	900MHz	Bi-Directional, USB 2.0	-40°C ~ 85°C (TA)	Surface Mount	10-UFQFN	10-UQFN (1.8x1.4)
PI3DBS12212AXUAEX IC MUX/DEMUX 12GBPS 18X2QFN Diodes Incorporated	61	$1.88		Tape & Reel (TR)	Active	Thunderbolt	2:1	-	2	-	3.3V	-	10.6GHz	Bi-Directional	-40°C ~ 85°C (TA)	Surface Mount	18-XFQFN Exposed Pad	18-X2QFN (2x2)
PI3USB302-AZBEX IC MUX/DEMUX USB 3.0 20TQFN Diodes Incorporated	390	$1.86		Tape & Reel (TR)	Active	USB	2:1	-	2	-	3V ~ 3.6V	-	-	Bi-Directional, USB 3.0	-40°C ~ 85°C (TA)	Surface Mount	20-VFQFN Exposed Pad	20-QFN (2.5x4.5)
FSUSB20MUX IC USB SWITCH DUAL 2X1 10MSOP onsemi	387	$2.27		Tape & Reel (TR)	Last Time Buy	USB	-	DPDT	1	6.5Ohm	3V ~ 3.6V	-	750MHz	Bi-Directional, USB 2.0	-40°C ~ 85°C (TA)	Surface Mount	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	10-MSOP
PI3PCIE3412AZHEX PCI SWITCH 2:1 4 CHAN 42TQFN Diodes Incorporated	113	$2.24	PCI Express® (PCIe)	Tape & Reel (TR)	Active	PCI Express®	2:1	-	4	5Ohm (Typ)	3V ~ 3.6V	-	8.2GHz	Bi-Directional, SATA, USB 3.0	-40°C ~ 85°C	Surface Mount	42-VFQFN Exposed Pad	42-TQFN (9x3.5)
PI3DBS16222XEAEX PCIE SWITCH X1-QFN2040-24 Diodes Incorporated	340	$2.30		Tape & Reel (TR)	Active	PCI Express®	1:1	8PST	1	-	2.97V ~ 3.63V	-	-	USB 3.1	-40°C ~ 85°C	Surface Mount	24-XFQFN Exposed Pad	24-X1QFN (2x4)
PI2PCIE2412ZHEX IC PCI-E MUX/DEMUX 8:16 42TQFN Diodes Incorporated	365	$2.35		Tape & Reel (TR)	Active	PCI Express®	2:1	-	4	-	1.5V ~ 1.8V	-	4.1GHz	-	-40°C ~ 85°C (TA)	Surface Mount	42-VFQFN Exposed Pad	42-TQFN (9x3.5)
PI3DBS16222ZLEX PCIE SWITCH W-QFN2545-30 Diodes Incorporated	197	$2.44		Tape & Reel (TR)	Active	PCI Express®	1:1	8PST	1	-	2.97V ~ 3.63V	-	-	USB 3.1	-40°C ~ 85°C	Surface Mount	30-WFQFN Exposed Pad	30-TQFN (2.5x4.5)
PI3DBS16213ZLEX PCIE SWITCH W-QFN2545-30 Diodes Incorporated	147	$2.55		Tape & Reel (TR)	Active	USB	3:1	SP3T	2	-	3.3V	-	12GHz	Bi-Directional, USB 3.0, USB 3.1	-40°C ~ 85°C	Surface Mount	30-WFQFN Exposed Pad	30-TQFN (2.5x4.5)

About Analog Switches

What are Analog Switches?

Analog Switches

Analog switches are integral components within the realm of interface integrated circuits (ICs), designed to control the flow of analog signals in electronic systems. These switches function by opening or closing a path for the signal, akin to a mechanical switch but without moving parts. The basic operating principle involves using a control signal, typically digital, to toggle the switch between its conductive (on) and non-conductive (off) states. This allows for the routing, multiplexing, or demultiplexing of analog signals, making them essential for signal processing applications where precision and reliability are paramount.

Types of Analog Switches

Single-Pole Single-Throw (SPST)

SPST analog switches are the simplest form, functioning as a basic on/off switch for a single signal path. They are commonly used in applications where a straightforward connection or disconnection of a signal is required, such as in audio equipment or simple signal routing tasks.

Single-Pole Double-Throw (SPDT)

SPDT switches offer a choice between two signal paths, allowing a single input to be routed to one of two outputs. This type is ideal for applications requiring signal selection, such as in audio mixers or communication systems where multiple signal paths are available.

Multiplexer/Demultiplexer

Multiplexer (MUX) and demultiplexer (DEMUX) switches handle multiple input or output paths, respectively. MUX switches select one signal from many inputs to be sent to a single output, while DEMUX switches distribute a single input signal to multiple outputs. These are crucial in data acquisition systems and communication networks where efficient signal management is needed.

Analog Crosspoint Switches

These switches provide a matrix of inputs and outputs, allowing any input to be connected to any output. They are used in complex signal routing applications, such as video conferencing systems and large-scale audio distribution networks, where flexibility and scalability are required.

How to choose Analog Switches?

When selecting an analog switch, several key parameters must be considered to ensure optimal performance:

On-Resistance (R_ON): Lower on-resistance reduces signal loss and distortion, crucial for high-fidelity applications.
Off-Isolation: High off-isolation minimizes signal leakage when the switch is off, important for maintaining signal integrity.
Bandwidth: Ensure the switch can handle the frequency range of your application without degradation.
Supply Voltage: Compatibility with the system's voltage levels is essential for reliable operation.
Package Type: Consider the physical size and mounting requirements for integration into your design.

Evaluating product quality involves checking supplier specifications, customer reviews, and industry certifications. Reliability can be assessed through testing under various environmental conditions, such as temperature and humidity, to ensure consistent performance. Installation requirements may include considerations for thermal management and electromagnetic interference (EMI) shielding.

Applications of Analog Switches

Consumer Electronics

In consumer electronics, analog switches are used in audio and video equipment to manage signal routing and selection, enhancing user experience by providing seamless switching between different media sources.

Telecommunications

Telecommunication systems employ analog switches for signal routing and multiplexing, enabling efficient management of voice and data traffic across networks, ensuring clear and reliable communication.

Automotive Industry

In the automotive sector, analog switches are utilized in infotainment systems and advanced driver-assistance systems (ADAS) to manage audio, video, and sensor signals, contributing to enhanced safety and entertainment features.

Medical Devices

Medical devices incorporate analog switches in imaging equipment and patient monitoring systems to ensure accurate signal processing and data acquisition, critical for patient diagnostics and care.

Industrial Automation

In industrial automation, analog switches facilitate the control and monitoring of machinery and processes, enabling precise signal management and contributing to efficient and reliable operation of automated systems.