54F190 Up/Down Decade Counter with Preset Ripple Clock
54F190DM Up/Down Decade Counter with Preset Ripple Clock
54F190DMQB Synchronous Up/Down Counter
54F190FM Up/Down Decade Counter with Preset Ripple Clock
54F190FMQB COUNTER|UP/DOWN|DECADE|F-TTL|FP|16PIN|CERAMIC
54F190LM Up/Down Decade Counter with Preset Ripple Clock
54F191 Up/Down Binary Counter with Preset Ripple Clock
54F191/B2A Logic IC
54F191/BEA Logic IC
54F191/BFA Logic IC
54F191DCQB Up/Down Binary Counter with Preset Ripple Clock
54F191DCX Up/Down Binary Counter with Preset Ripple Clock
54F191DM Up/Down Binary Counter with Preset Ripple Clock
54F191DMQB Up/Down Binary Counter with Preset Ripple Clock
54F191DMX Up/Down Binary Counter with Preset Ripple Clock