The 74LV393 is a low-voltage Si-gate CMOS device and is pin and function compatible with 74HC/HCT393. The 74LV393 is a dual 4-bit binary ripple counter with separate clocks (1CP, 2CP) and master reset ...

The 74HC(T)4520 is a dual 4-bit synchronous binary counter featuring standard output capability and MSI ICC category. This device is suitable for applications such as multistage synchronous counting, ...

Correction: 32-bit binary counter Tim Harford points out that he inadvertently included an error in his Undercover Economist column on May 24. He says a 32-bit binary counter will get you to nearly ...