m54hc240k1 STMicroelectronics, m54hc240k1 Datasheet - Page 6

• Manufacturer Part Number: m54hc240k1
• Description: Hc240 Inverted - Hc241/244 Non Inverted Octal Bus Buffer With 3 State Outputs
• Manufacturer: STMicroelectronics

M54HC240
TEST CIRCUIT
C
R
R
WAVEFORM 1: PROPAGATION DELAY TIME (f=1MHz; 50% duty cycle)
6/10
t
t
t
PLH
PZL
PZH
L
1
T
= 50pF/150pF or equivalent (includes jig and probe capacitance)
= 1K or equivalent
= Z
, t
, t
, t
OUT
PLZ
PHL
PHZ
of pulse generator (typically 50 )
TEST
SWITCH
Open
GND
V
CC