Texas Instruments · Electronic Components
SN74191N
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL
Part NumberSN74191N
ManufacturerTexas Instruments
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-00-936-4946 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range+0.0 TO 70.0 CELSIUS
Max Power Dissipation600.0 MILLIWATTS
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialPLASTIC
Precious MaterialSILVER
Precious Material LocationTERMINALS SILVER
Features ProvidedMONOLITHIC AND POSITIVE OUTPUTS AND ASYNCHRONOUS AND EDGE TRIGGERED AND PRESETTABLE AND PROGRAMMABLE AND SYNCHRONOUS AND
Case Outline Designator-0-001-AL JOINT ELECTRON DEVICE ENGINEERING COUNCIL
Time Rating Per Chacteristic42.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 52.00 NANOSECONDS MAXIMUM PROPAGATION DEL
Federal Supply Class5962 — Microcircuits, Electronic
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 SN74191N available?
We can source SN74191N even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is SN74191N by Texas Instruments obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SN74191N 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 SN74191N?
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 SN74191N?
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.