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EPSON Electronics America Inc

RTC-4553

Real-Time Clock · Clock/Timing
Part Status: Obsolete
Data last refreshed Jul 31, 2026
Manufacturer
EPSON Electronics America Inc
Mfr Part #
RTC-4553
Series
RTC-4553
Category
Real-Time Clock
Datasheet
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Availability & Pricing
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Specifications

Physical & Thermal
SeriesRTC-4553
Classification & Lifecycle
CategoryReal-Time Clock
TypeClock/Timing
Part StatusObsolete

Real-time clock module, serial interface

Part Activity

recent searches, RFQs & offers
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RTC-4553 viewed on the web · Web User
RTC-4553 viewed on the web · Web User
RTC-4553 viewed on the web · Web User
RTC-4553 viewed on the web · Web User

Recent search and sourcing activity for RTC-4553.

Engineering FAQ

RTC-4553 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.
Can ZDI source RTC-4553 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

RTC-4553 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.

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