Use this summary for discovery only. Confirm all design-critical values against current manufacturer-controlled documentation.
Common questions from engineers and buyers evaluating this part.
The 54AC161LMQB from National Semiconductor is a Binary Counter. Binary Counter, AC Series, Synchronous, Positive Edge Triggered, 4-Bit, Up Direction, CMOS, CQCC20. It is used in electronic designs requiring binary counter functionality.
The 54AC161LMQB comes in a QCCN-20 package with no lead terminals. The body material is ceramic, metal-sealed cofired; length 8.89 mm; pin pitch 1.27 mm.
The 54AC161LMQB is Discontinued (obsolete). Remaining stock may be limited. Contact us for the most current availability and alternatives.
Commercial availability, condition, packaging and traceability are confirmed against your exact requirement through RFQ.
Submit any listed MPN for current sourcing, lifecycle and compliance review.
Power Supply Management Circuit, Fixed, 2 Channel, PBGA9
View partSmall Signal Bipolar Transistor, 1A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, TO-237AA
View part