HEF45343 Search Results

HEF4534BP

Abstract: 4534B HIGH FREQUENCY DECADE COUNTER HEF4534 HEF45343
Text: HEF4534B A REAL TIME 5-DECADE COUNTER The HEF4534B is a 5-decade ripple counter. The binary outputs o f the decade counters are timemultiplexed by an internal scanner on fo u r BCD outputs Og to 0 3 . The selected decade is indicated by a logic HIGH on the appropriate digit select ou tp u t (OSg: units. 1; OS-): tons, 10; OS2 : hundreds,