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

AiP74LVC573

AiP74LVC573 is the I-CORE functional equivalent of SN74LVC573 / 74LVC573: octal D-type transparent latch with 5V tolerant inputs/outputs; 3-state, TSSOP-20, 1.2–5.5 V, −40 to 125 °C. Factory-original stock in Shenzhen; free samples with shipping paid.

In stock · ShenzhenFree samples · shipping paidEnglish datasheetREACHRoHS
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You useSN74LVC573 I-CORE equivalentAiP74LVC573 TSSOP-20 · 1.2–5.5 V

Key specifications

ManufacturerI-CORE (Wuxi I-CORE Electronics Co., Ltd.)
Part numberAiP74LVC573
FunctionOctal D-type transparent latch with 5V tolerant inputs/outputs; 3-state
PackageTSSOP-20
Order codes in stock74LVC573, AIP74LVC573TA20.TR
Supply voltage1.2–5.5 V
Operating temperature−40 to 125 °C
ReplacesSN74LVC573
74LVC573
ComplianceRoHS (EU 2011/65/EU + 2015/863) and REACH SVHC — third-party lab tested; reports on request
DatasheetPDF, English

Questions buyers ask

Can AiP74LVC573 replace SN74LVC573?
AiP74LVC573 is I-CORE's functional equivalent of SN74LVC573, 74LVC573 in the same TSSOP-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 AiP74LVC573?
Supply: 1.2–5.5 V. Operating temperature: −40 to 125 °C. See the datasheet for full electrical characteristics.
Is AiP74LVC573 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 AiP74LVC573-AX-LJ-B080EN (revision 2025-12-B2). The full datasheet PDF is linked above.

General description

The AiP74LVC573 consists of eight D-type transparent latches, featuring separate D-type inputs for each latch and 3-state true outputs for bus-oriented applications. A Latch Enable (LE) input and an Output Enable ( OE ) input are common to all internal latches. When LE is HIGH, data at the Dn inputs enters the latches. In this condition, the latches are transparent, that is, a latch output changes each time its corresponding D-input changes. When LE is LOW, the latches store the information that was present at the D-inputs one set-up time preceding the HIGH-to-LOW transition of LE. When OE is LOW, the contents of the eight latches are available at the outputs. When OE is HIGH, the outputs go to the high impedance OFF-state. Operation of the OE input does not affect the state of the latches. Inputs can be driven from either 3.3V or 5V devices. When disabled, up to 5.

Key features

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