SN54190, SN54191, SN54LS190, SN54LS191, SN74190, S.
Texas Instruments
SN74190 - SYNCHRONOUS UP/DOWN COUNTERS
SN54190, SN54191, SN54LS190, SN54LS191, SN74190, SN74191, SN74LS190, SN74LS191 SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL SDLS072 – DECEMB.
