HD74LV221A Datasheet, PDF (8/14 Pages) Hitachi Semiconductor – Dual Monostable Multivibrators

HD74LV221A
• Waveform − 1
t_f
Input A
90%
50%
10%
t_r
Input B
10%
90%
50%
t_r
t_f
t_r
Input CLR
10%
90%
50%
90%
50%
10%
t_PLH (trigger)
t_w (L)
t_PHL
90%
50%
10%
Output Q
50% V_CC
t_PHL (trigger)
t_PLH
50% V_CC
Output Q
50% V_CC
50% V_CC
V_CC
GND
V_CC
GND
V_CC
GND
V_OH
V_OL
V_OH
V_OL
Rev.6.00 Jun. 23, 2004 page 8 of 13