* Wide supply voltage range from 3.0 V to 15.0 V
* CMOS low power dissipation
* High noise immunity
* High speed operation
* Fully static operation

The HEF4020B is a 14-stage binary ripple counter with a clock input (CP), an overriding asynchronous master reset input (MR) and 12 buffered parallel outputs (Q0, and Q3 to Q13). The counter advances on the HIGH-to-LOW transition of CP. A HIGH on MR .

HEF4020B-Q100

HEF4021B

HEF4021B-Q100

HEF4022B

HEF4023B

HEF40240B

HEF40244B

HEF40245B

HEF4024B

HEF4025B

HEF4027B

HEF4027B-Q100

HEF4028B