Lingxing ChipMicro logoLINGXING CHIPMICROI-CORE ICs in stock · shipped from Shenzhen
I-CORE · standard 74HC / CD4000-series logic

CD4081

CD4081 is the I-CORE functional equivalent of CD4081B / HEF4081B: quad 2-input and gate, SOP-14 / TSSOP-14, 3–15 V, −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 useCD4081B I-CORE equivalentCD4081 SOP-14 / TSSOP-14 · 3–15 V

Key specifications

ManufacturerI-CORE (Wuxi I-CORE Electronics Co., Ltd.)
Part numberCD4081
FunctionQuad 2-input And Gate
PackageSOP-14 / TSSOP-14
Order codes in stockCD4081, CD4081SA14.TB, CD4081SA14.TR
Supply voltage3–15 V
Operating temperature−40 to 125 °C
ReplacesCD4081B
HEF4081B
ComplianceRoHS (EU 2011/65/EU + 2015/863) and REACH SVHC — third-party lab tested; reports on request
DatasheetPDF, English

Questions buyers ask

Can CD4081 replace CD4081B?
CD4081 is I-CORE's functional equivalent of CD4081B, HEF4081B in the same SOP-14 / 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 CD4081?
Supply: 3–15 V. Operating temperature: −40 to 125 °C. See the datasheet for full electrical characteristics.
Is CD4081 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 CD4081 (revision 2025-08-B2). The full datasheet PDF is linked above.

General description

The CD4081 is a quad 2-input AND gate. It operates over a recommended VDD power supply range of 3V to 15V referenced to VSS (usually ground). Unused inputs must be connected to VDD, VSS, or another input.

Key features

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