SN54192, SN54193, SN54LS192, SN54LS193, SN74192, S.
Texas Instruments
SN74193 - SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
SN54192, SN54193, SN54LS192, SN54LS193, SN74192, SN74193, SN74LS192, SN74LS193 SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR) SDLS074 − DE.
