MC74HCT373A_14 Datasheet, PDF (5/7 Pages) ON Semiconductor – Octal 3-State Noninverting Transparent Latch with LSTTL-Compatible Inputs

t_r
INPUT D
t_PLH
Q
2.7 V
1.3 V
0.3 V
90%
1.3 V
10%
t_TLH
Figure 1.
MC74HCT373A
SWITCHING WAVEFORMS
t_f
3V
GND
t_PHL
t_THL
LATCH ENABLE
Q
t_w
1.3 V
t_PLH
1.3 V
3V
1.3 V
GND
t_PHL
Figure 2.
OUTPUT
ENABLE
Q
1.3 V
t_PZL
t_PLZ
1.3 V
3V
GND
HIGH
IMPEDANCE
10% _VOL
VALID
3V
INPUT D
1.3 V
GND
t_su
t_h
t_PZH t_PHZ
90% ^VOH
LATCH ENABLE
3V
1.3 V
Q
1.3 V
HIGH
GND
IMPEDANCE
Figure 3.
Figure 4.
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
C_L*
TEST CIRCUITS
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
1 kW
C_L*
CONNECT TO V_CC WHEN
TESTING t_PLZ AND t_PZL.
CONNECT TO GND WHEN
TESTING t_PHZ AND t_PZH.
*Includes all probe and jig capacitance
Figure 5.
*Includes all probe and jig capacitance
Figure 6.
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