Motorola · Electronic Components
54LS123
Dual retriggerable monostable multivibrator — 54LS series low-power Schottky TTL, military temp range
Part Number54LS123
ManufacturerMotorola
AvailabilityIn stock — ships fast
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 54LS123 in stock?
Yes — 54LS123 is in our stock database. Request a quote for current pricing and lead time.
Is 54LS123 by Motorola obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 54LS123 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 54LS123?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 54LS123?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.