The HEF4520B is a dual 4-bit internally synchronous binary counter. The counter has an active HIGH clock input (nCP0) and an active LOW clock input (nCP1), buffered outputs from all four bit positions (nQ0 to nQ3) and an active HIGH overriding asynchronous master reset input (nMR).
IC, 4000 CMOS LOGIC; Counter Type:Binary; Clock Frequency:40MHz; Count Maximum:15; Supply Voltage Range:4.5V to 15.5V; Logic Case Style:DIP; No. of Pins:16; Operating Temperature Range:-40°C to +70°C; SVHC:No SVHC (19-Dec-2011); Base Number:4520; Clock Frequency Max:40MHz; Count Max:16; Counter Measuring Functions:Synchronous Binary Counter; Device Marking:HEF4520BP; IC Generic Number:4520; Logic Function Number:4520; Logic IC Base Number:4520; Logic IC Family:4000 CMOS; Logic IC Function:Dual Binary Counter; Operating Temperature Max:70°C; Operating Temperature Min:-40°C; Package / Case:DIP; Supply Voltage:15V; Supply Voltage Max:15.5V; Supply Voltage Min:4.5V; Termination Type:Through Hole
