CD40193BM Datasheet - National Semiconductor

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CD40193BM 4-Bit Up/Down Binary Counter

CD40192BM CD40192BC Synchronous 4-Bit Up Down Decade Counter CD40193BM CD40193BC Synchronous 4-Bit Up Down Binary Counter February 1988 CD40192BM CD.
These up down counters are monolithic complementary MOS (CMOS) integrated circuits The CD40192BM and CD40192BC are BCD counters while the CD40193BM an.

CD40193BM_NationalSemiconductor.pdf