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I-CORE · standard 74HC / CD4000-series logic

AiP74HC273

AiP74HC273 is the I-CORE functional equivalent of SN74HC273 / 74HC273: octal D-type flip-flop with reset; positive edge-trigger, TSSOP-20 / SOP-20, 2.0–6.0 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 useSN74HC273 I-CORE equivalentAiP74HC273 TSSOP-20 / SOP-20 · 2.0–6.0 V

Key specifications

ManufacturerI-CORE (Wuxi I-CORE Electronics Co., Ltd.)
Part numberAiP74HC273
FunctionOctal D-type flip-flop with reset; positive edge-trigger
PackageTSSOP-20 / SOP-20
Order codes in stock74HC273, AIP74HC273, AIP74HC273SA20.TR
Supply voltage2.0–6.0 V
Operating temperature−40 to 125 °C
ReplacesSN74HC273
74HC273
ComplianceRoHS (EU 2011/65/EU + 2015/863) and REACH SVHC — third-party lab tested; reports on request
DatasheetPDF, English

Questions buyers ask

Can AiP74HC273 replace SN74HC273?
AiP74HC273 is I-CORE's functional equivalent of SN74HC273, 74HC273 in the same TSSOP-20 / SOP-20 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 AiP74HC273?
Supply: 2.0–6.0 V. Operating temperature: −40 to 125 °C. See the datasheet for full electrical characteristics.
Is AiP74HC273 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/HCT273-AX-LJ-A019EN (revision 2026-05-B2). The full datasheet PDF is linked above.

General description

The AiP74HC/HCT273 is an octal positive-edge triggered D-type flip-flop. The device features clock (CP) and master reset (MR) inputs. The outputs Qn will assume the state of their corresponding Dn inputs that meet the set-up and hold time requirements on the LOW-to-HIGH clock (CP) transition. A LOW on MR forces the outputs LOW independently of clock and data inputs. 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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