MM54C192 National, MM54C192 Datasheet
MM54C192
Related parts for MM54C192
MM54C192 Summary of contents
Page 1
... MM54C193 MM74C193 Synchronous 4-Bit Up Down Binary Counter General Description These up down counters are monolithic complementary MOS (CMOS) integrated circuits The MM54C192 and MM74C192 are BCD counters while the MM54C193 and MM74C193 are binary counters Counting up and counting down is performed by two count ...
Page 2
... Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Voltage at Any Pin Operating Temperature Range ( MM54C154 MM74C154 DC Electrical Characteristics Symbol Parameter CMOS TO CMOS V Logical ‘‘1’’ Input Voltage ...
Page 3
AC Electrical Characteristics Symbol Parameter t Propagation Delay Time from Count Up or Down t Propagation Delay Time Borrow from Count Down t Propagation Delay Time to pd Carry from Count Up t Time ...
Page 4
... Note 3 Count up to eight nine carry zero one and two Note 4 Count down to one zero borrow nine eight and seven Note A Clear overrides load data and count inputs Note B When counting up count down input must be high when counting down count-up input must be high MM54C192 MM74C192 MM54C193 MM74C193 5901– 4 ...
Page 5
... Schematic Diagrams MM54C192 Synchronous 4-Bit Up Down Decade Counter MM54C193 Synchronous 4-Bit Up Down Binary Counter 5901 – 5901 – 7 ...
Page 6
... Physical Dimensions inches (millimeters) Order Number MM54C192J MM74C192J MM54C193J or MM74C193J Order Number MM54C192N MM74C192N MM54C193N or MM74C193N LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL ...