Description:....PIN AND FUNCTION COMPATIBLE WITH54/74LS221The M54/74HC221/221A are high speed CMOSMONOSTABLE multivibrators fabricated with sili-... ...2MOS technology. It achieves the highspeed operation similar to equivalent LSTTL whilemaintaining the CMOS low power dissipation. There... ...B INPUT (positive edge). Triggering on the B inputoccurs at a particular voltage threshold and is not re-lated to the rise and fall time of the applied pulse.The device may also be triggered by using the CLR...