BUY 74HC390N https://www.utsource.net/itm/p/962999.html
Dual decade ripple counter - Description: Dual Decade Ripple Counter ; Fmax: 71 MHz; Logic switching levels: CMOS ; Number of pins: 16 ; Output drive capability: +/- 5.2 mA ; Power dissipation considerations: Low Power or Battery Applications ; Propagation delay: 14@5V ns; Voltage: 2.0-6.0 V
The 74HC390N is a dual 4-bit ripple counter with two independent counters. It is a high-speed Si-gate CMOS device and is pin and functionally compatible with the 74LS390.
Description:
The 74HC390N is a dual 4-bit ripple counter with two independent counters. It is a high-speed Si-gate CMOS device and is pin and functionally compatible with the 74LS390. It has two independent 4-bit binary ripple counters which are cascadable for higher count lengths. The counters have a gated zero reset and output control.
Features:
High-speed Si-gate CMOS technology
Pin and functionally compatible with 74LS390
Two independent 4-bit binary ripple counters
Cascadable for higher count lengths
Gated zero reset and output control
Low power consumption
Operates from 2V to 6V
Applications:
The 74HC390N is suitable for use in applications such as frequency division, event counting, pulse generation, and time-delay generation. It is also used in frequency division, event counting, pulse generation, and time-delay generation.
(For reference only)