مشخصات، دیتاشیت، قیمت و خرید MC74HC163A

The MC74HC161A and HC163A are identical in pinout to the
LS161 and LS163. The device inputs are compatible with standard
CMOS outputs; with pullup resistors, they are compatible with
LSTTL outputs.
The HC161A and HC163A are programmable 4-bit binary counters
with asynchronous and synchronous reset, respectively.