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I-CORE · analog switches and multiplexers

AiP74HC4066

AiP74HC4066 is the I-CORE functional equivalent of SN74HC4066 / 74HC4066: quad bilateral switches, TSSOP-14, −40 to 125 °C. Factory-original stock in Shenzhen; free samples with shipping paid.

In stock · ShenzhenFree samples · shipping paidEnglish datasheetREACHRoHS
Get a USD quoteDatasheet PDF (English)Free sample
You useSN74HC4066 I-CORE equivalentAiP74HC4066 TSSOP-14

Key specifications

ManufacturerI-CORE (Wuxi I-CORE Electronics Co., Ltd.)
Part numberAiP74HC4066
FunctionQuad Bilateral Switches
PackageTSSOP-14
Order codes in stock74HC4066
Supply voltageSee datasheet
Operating temperature−40 to 125 °C
ReplacesSN74HC4066
74HC4066
ComplianceRoHS (EU 2011/65/EU + 2015/863) and REACH SVHC — third-party lab tested; reports on request
DatasheetPDF, English

Questions buyers ask

Can AiP74HC4066 replace SN74HC4066?
AiP74HC4066 is I-CORE's functional equivalent of SN74HC4066, 74HC4066 in the same TSSOP-14 package. Standard parts in this family share the industry pinout, but please compare both datasheets — supply range, timing and absolute maximum ratings — before design-in.
What is the supply voltage and temperature range of AiP74HC4066?
Supply: See datasheet. Operating temperature: −40 to 125 °C. See the datasheet for full electrical characteristics.
Is AiP74HC4066 in stock, and can I get a free sample?
Yes, it is held in stock in Shenzhen. Free samples are available for evaluation, with shipping paid by us. For production orders, SMD parts can be ordered from 1 pc and DIP parts ship in full tubes; orders ship within 2–3 business days after payment.
Is it original I-CORE product?
Yes. We supply factory-original I-CORE (Wuxi I-CORE Electronics) parts in sealed reels and tubes. Our ISO 9001, ISO 14001 and ISO 45001 certificates are shown on the home page; RoHS and REACH test reports are available on request.

Datasheet highlights

From the I-CORE English datasheet AiP74HC/HCT4066-AX-LJ-E010EN (revision 2026-07-B2). The full datasheet PDF is linked above.

General description

The AiP74HC/HCT4066 is a quad single pole, single throw analog switch. Each switch features two input/output terminals (nY and nZ) and an active HIGH enable input (nE). When nE is LOW, the analog switch is turned off. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.

Key features

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