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

163 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	1,136	$0.72		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
FSA2567MPX IC SWITCH 4PDT 16MLP onsemi	166	$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	810	$1.07		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)
FSA2275AUMX DPDT HIFI AUDIO SWITCH onsemi	287	$1.30		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)
TS3USB221ARSER IC USB SWITCH DUAL 1X2 10QFN Texas Instruments	658	$1.27		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)
TS3USB221AQRSERQ1 IC USB SWITCH DUAL 1X2 10UQFN Texas Instruments	541	$1.49	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)
TS3USB30ERSWR IC USB SWITCH DUAL 1X2 10UQFN Texas Instruments	585	$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)
HD3SS3212RKSTQ1 MULTIPLEXER Texas Instruments	274	$3.41	Automotive, AEC-Q100	Tape & Reel (TR)	Active	USB	2:1, 1:2	SPDT	2	8Ohm	2.7V ~ 3.6V	±2.7V ~ 3.6V	8GHz	USB 3.1	-40°C ~ 105°C (TA)	Surface Mount	20-VFQFN Exposed Pad	20-VQFN (2.5x4.5)
AD75019JPZ-REEL IC CROSSPOINT SWIT 16X16 44PLCC Analog Devices Inc.	7	$47.17		Tape & Reel (TR)	Active	Analog	16:16	-	1	300Ohm	9V ~ 25.2V	±12V	20MHz	Serial Interface	-25°C ~ 85°C (TA)	Surface Mount	44-LCC (J-Lead)	44-PLCC (16.59x16.59)
NX3DV221GM,115 IC USB 2.0 SWITCH HS 10XQFN NXP USA Inc.	704	$0.84		Tape & Reel (TR)	Active	USB	2:1	-	1	7Ohm	2.3V ~ 3.6V	-	1GHz	Bi-Directional	-40°C ~ 85°C (TA)	Surface Mount	10-XFQFN	10-XQFN (1.55x2)
CBTU02043HEJ IC DIFF SWITCH 2:1 HUQFN16 NXP USA Inc.	205	$1.75		Tape & Reel (TR)	Active	USB	2:1	-	2	-	1.62V ~ 3.63V	-	12GHz	-	-40°C ~ 85°C (TA)	Surface Mount	16-UFQFN Exposed Pad	16-HUQFN (1.6x2.4)
CBTL01023GM,115 IC MUX/DEMUX 1CH 10-XQFN NXP USA Inc.	326	$1.62		Tape & Reel (TR)	Active	DisplayPort, PCIe, USB	2:1	-	1	6Ohm (Typ)	3V ~ 3.6V	-	9GHz	Bi-Directional, SATA	-40°C ~ 85°C (TA)	Surface Mount	10-XFQFN	10-XQFN (1.55x2)
CBTL02042ABQ,115 IC MUX/DEMUX 2:1 PCI 20DHVQFN NXP USA Inc.	416	$2.36		Tape & Reel (TR)	Active	DisplayPort, PCIe, USB	2:1	-	2	6Ohm (Typ)	3V ~ 3.6V	-	7GHz	Bi-Directional, SATA	-40°C ~ 85°C (TA)	Surface Mount	20-VFQFN Exposed Pad	20-DHVQFN (4.5x2.5)
TS3DDR3812RUAR IC MUX/DEMUX DDR3 1:2 42WQFN Texas Instruments	83	$5.26		Tape & Reel (TR)	Active	Memory	2:1	-	12	12Ohm	3V ~ 3.6V	-	1.675GHz	DDR3	-40°C ~ 85°C (TA)	Surface Mount	42-WFQFN Exposed Pad	42-WQFN (3.5x9)
ADG752BRMZ IC VIDEO SWITCH SPDT 8MSOP Analog Devices Inc.	106	$5.78		Bulk	Active	Video	2:1	SPDT	1	18Ohm	1.8V ~ 5.5V	-	250MHz	T-Switch Configuration	-40°C ~ 85°C (TA)	Surface Mount	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
NLAS7222AMUR2G IC USB SWITCH DPDT 10UQFN onsemi	553	$1.35		Tape & Reel (TR)	Active	USB	-	DPDT	1	9Ohm	3V ~ 3.6V	-	700MHz	USB 2.0	-40°C ~ 85°C (TA)	Surface Mount	10-UFQFN	10-UQFN (1.4x1.8)
FSA4480UCX ANALOG SWITCH onsemi	51	$1.69		Tape & Reel (TR)	Active	Audio	-	DPDT	6	1Ohm	2.7V ~ 5.5V	-	950MHz	USB 2.0	-40°C ~ 85°C (TA)	Surface Mount	25-UFBGA, WLCSP	25-WLCSP (2.24x2.28)
CBTU02044HEJ SWITCH 1-2 PCIE GEN4 HUQFN16 NXP USA Inc.	361	$2.13		Tape & Reel (TR)	Active	PCIe	1:2	SPDT	2	14Ohm	1.62V ~ 3.63V	1.62V ~ 3.63V	17GHz	-	-40°C ~ 85°C (TA)	Surface Mount	16-UFQFN Exposed Pad	16-HUQFN (1.6x2.4)
CBTL04083ABS,518 IC MUX/DEMUX 2:1 4CH 42HVQFN NXP USA Inc.	168	$2.25		Tape & Reel (TR)	Active	DisplayPort, PCIe, USB	2:1	-	4	6Ohm (Typ)	3V ~ 3.6V	-	8.3GHz	Bi-Directional, SATA	-40°C ~ 85°C (TA)	Surface Mount	42-VFQFN Exposed Pad	42-HVQFN (3.5x9)
ADG751ARMZ IC VIDEO SWITCH SPST 8MSOP Analog Devices Inc.	25	$3.93		Tube	Active	Video	1:1	SPST	1	18Ohm	1.8V ~ 5.5V	-	300MHz	T-Switch Configuration	-40°C ~ 85°C (TA)	Surface Mount	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP

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.