74vhct125a STMicroelectronics, 74vhct125a Datasheet - Page 5

• Manufacturer Part Number: 74vhct125a
• Description: Quad Bus Buffers 3-state
• Manufacturer: STMicroelectronics

Figure 5: Test Circuit
C
R
R
Figure 6: Waveform - Propagation Delays (f=1MHz; 50% duty cycle)
t
t
t
PLH
PZL
PZH
L
L
T
=15/50pF or equivalent (includes jig and probe capacitance)
= R1 = 1K or equivalent
= Z
, t
, t
, t
OUT
PLZ
PHL
PHZ
of pulse generator (typically 50 )
TEST
SWITCH
Open
GND
V
74VHCT125A
CC
5/12