ISL43121IH-T

$0.31

Description：IC SWITCH SPST-NCX2 20OHM SOT23
Series：-

SKU:1b28db82e4c6 Category: Analog Switches, Multiplexers, Demultiplexers Brand: Intersil

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Product introduction

ISL43121IH-T is listed in the Analog Switches, Multiplexers, Demultiplexers range at ChipApex. The manufacturer field lists Intersil. Its product description is IC SWITCH SPST-NCX2 20OHM SOT23. Review the specifications below when checking this part for your BOM.

Analog Switches, Multiplexers, Demultiplexers specifications for ISL43121IH-T

Description：IC SWITCH SPST-NCX2 20OHM SOT23
Series：-
Mfr：Intersil
Package：Bulk
Switch Circuit：SPST - NC
Multiplexer/Demultiplexer Circuit：1:01
On-State Resistance (Max)：20Ohm
Channel-to-Channel Matching (ΔRon)：800mOhm
Voltage - Supply, Single (V+)：2.7V ~ 12V
Voltage - Supply, Dual (V±)：-
Switch Time (Ton, Toff) (Max)：35ns, 30ns
-3db Bandwidth：-
Charge Injection：5pC
Channel Capacitance (CS(off), CD(off))：8pF, 8pF
Current - Leakage (IS(off)) (Max)：100pA
Crosstalk：-105dB @ 1MHz
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：SOT-23-8
Supplier Device Package：SOT-23-8
Number of Circuits：2
Grade：-
Qualification：-

Analog Switches, Multiplexers, Demultiplexers datasheet and documents for ISL43121IH-T

ISL43121IH-T

Analog Switches, Multiplexers, Demultiplexers Overview

The ISL43121IH-T is a dual SPST normally-closed analog switch manufactured by Renesas Electronics, formerly Intersil. It operates on a single supply voltage ranging from 2.7V to 12V. The device features a maximum on-resistance of 20 ohms and a channel-to-channel matching of 800 milliohms. Switching times are specified at 35ns for turn-on and 30ns for turn-off. Key electrical characteristics include a charge injection of 5pC, leakage current of 100pA, and crosstalk of -105dB at 1MHz. It is housed in an SOT-23-8 package and supports an operating temperature range of -40°C to 85°C.

Analog Switches, Multiplexers, Demultiplexers Feature Summary

Dual SPST normally-closed configuration for signal routing
Low on-resistance with tight channel matching
Fast switching speeds suitable for high-frequency applications
Low charge injection and leakage current

Analog Switches, Multiplexers, Demultiplexers Applications

Signal multiplexing in data acquisition systems
Audio and video signal routing
Communication equipment signal switching

Analog Switches, Multiplexers, Demultiplexers Procurement Notes

Verify the manufacturer status as the component is listed as obsolete or discontinued. Confirm availability through authorized distributors or secondary markets. Ensure the SOT-23-8 package type matches the design requirements. Check for RoHS compliance if required by the project specifications. Validate the part number suffix for tape and reel packaging.

Analog Switches, Multiplexers, Demultiplexers Selection Notes

Select this component when a dual SPST normally-closed switch is required within a compact SOT-23-8 footprint. Consider the 2.7V to 12V single-supply operation range for compatibility with various logic levels. Evaluate the 20-ohm on-resistance against the application's signal integrity needs. Ensure the -40°C to 85°C temperature range meets the environmental constraints of the target system.

Analog Switches, Multiplexers, Demultiplexers Part Context

The ISL43121 series belongs to the family of low-power, high-speed analog switches. These devices are designed for applications requiring reliable signal switching with minimal distortion. The specific IH-T variant indicates the SOT-23-8 package and tape-and-reel packaging format. This series is commonly used in portable electronics and industrial control systems where space and power efficiency are critical.