74121 - monostable multivibrator

symbol

www.NanoBob.com 3 A1 4 A2 5 B 9 Rint 10 Cext 11 R/C 6 Q 1 /Q

description

TRIGGER : (/A1 or /A2) and B

pin types

0 digital input (inverted) 0 digital output (inverted) 0 digital input-output (bidir) 0 analog (input or output) 0 positive power 0 ground 0 negative power