10PCS MC14538BDR2 14538B Monostable Multivibrator Dual 16-Pin SOIC NEW original

10pcs HEF4538BT SOP-16 Dual precision monostable multivibrator

1PCS/5PCS MM74C221N Dual Monostable Multivibrator DIP16

HEF4528BP Dual monostable multivibrator Philips DIP-16

10PCS TC74HC423AP 74HC423AP DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATOR new

2pcs NS MM74C221N DIP-16 Dual Monostable Multivibrator RH

( 2 PCS ) AM26S02PC Schottky Monostable Multivibrator 16 Pin DIP Plastic

10PCS HEF4538BT SOP16