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54FCT543ATDB — dip28 package (representative)
dip28
Representative of package type
IDT (Renesas)

54FCT543ATDB

Registered Transceiver · CDIP-24 · Logic
Part Status: Obsolete
Manufacturer
IDT (Renesas)
Mfr Part #
54FCT543ATDB
Series
54FCT543
Category
Registered Transceiver
Datasheet
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Availability & Pricing
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Product Attributes

Electrical & Parametric
Voltage4.5V~5.5V
Temp Range-55°C~125°C
Physical & Thermal
Package / CaseCDIP-24
Mounting TypeThrough Hole
Series54FCT543
Operating Temperature-55°C ~ 125°C
Classification & Lifecycle
CategoryRegistered Transceiver
TypeLogic
Part StatusObsolete

Octal registered transceiver, 3-state outputs, TTL-compatible CMOS

Environmental & Export Classifications

RoHS Status
Non-Compliant
REACH Status
Moisture Sensitivity (MSL)
ECCN
HTSUS

Part Activity

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Engineering FAQ

answers from this part's real data
54FCT543ATDB is marked Obsolete — how does ZDI assure authenticity?
Obsolete and end-of-life parts carry elevated counterfeit risk, which is exactly why ZDI routes every lot through the full EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with source-country supplier vetting and full lot traceability before release.
What are the key specifications of 54FCT543ATDB?
Voltage: 4.5V~5.5V; Temp Range: -55°C~125°C.
What package is 54FCT543ATDB supplied in?
54FCT543ATDB is supplied in the CDIP-24 package, through hole, rated -55°C ~ 125°C.
Can ZDI source 54FCT543ATDB beyond the quantities shown?
Yes — ZD Integrated Circuits specializes in sourcing hard-to-find, obsolete, and excess electronic components through its global network, with counterfeit-avoidance inspection on every lot. Submit an RFQ with your target quantity for availability and pricing.

Documents & Media

Quality & Counterfeit Avoidance

ISO 9001 ERAI Member ESD Certified GIDEP Participant ZDI EQuality Process CAGE Code 1V8K2

ZD Integrated Circuits operates an ISO 9001-certified quality system incorporating JEDEC-standard process-control elements. In an era of global sourcing and internet procurement, standards compliance alone no longer assures component authenticity — so ZDI pioneered a multi-layered counterfeit-avoidance program: supplier analysis at the source-country level, detailed component analysis, defined inspection standards for all incoming devices, and stringent supplier rating and review. These programs let ZDI guarantee the integrity and the source of every component it ships.

Every lot moves through ZDI's EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with Quality-Manager disposition before release. Nonconforming material is quarantined; conforming material is warehoused or shipped.

Multi-stage EQuality Process™ inspection (QI-1 · QI-2/camera · QI-3)
Source-country supplier analysis, rating & review
Incoming inspection, RoHS verification, bake, full lot traceability
ESD-controlled handling · authentic parts guaranteed

54FCT543ATDB is marked Obsolete. Obsolete and end-of-life parts carry elevated counterfeit risk — exactly why ZDI routes them through the full EQuality Process™ with source-country supplier vetting, inspection, and traceability.

Need 54FCT543ATDB?

ZD Integrated Circuits sources hard-to-find, obsolete, and excess components worldwide — pricing and availability, fast.

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