M74HC192RM13TR
同步向上/向下十进制计数器 SYNCHRONOUS UP/DOWN DECADE COUNTER
Counter IC Counter, Decade 1 Element 4 Bit Positive Edge 16-SO
得捷:
IC COUNTR DECADE U/D SYNC 16SOIC
艾睿:
Counter Single 4-Bit Decade UP/Down 16-Pin SOP T/R
Win Source:
SYNCHRONOUS UP/DOWN DECADE COUNTER