MC74VHCT373A Datasheet, PDF (4/7 Pages) ON Semiconductor – Octal D-Type Latch with 3-State Output

MC74VHCT373A
SWITCHING WAVEFORMS
D
tPLH
Q
1.5V
1.5V
Figure 1.
3V
GND
tPHL
VOH
VOL
tw
3V
LE
1.5V
GND
tPLH
tPHL
VOH
Q
1.5V
VOL
Figure 2.
OE
1.5V
tPZL tPLZ
Q
1.5V
tPZH tPHZ
Q
1.5V
Figure 3.
3V
GND
HIGH
IMPEDANCE
VOL +0.3V
VOH –0.3V
HIGH
IMPEDANCE
VALID
3V
D
1.5V
GND
tsu
th
3V
LE
1.5V
GND
Figure 4.
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
CL*
TEST CIRCUITS
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
1 kΩ
CL*
CONNECT TO VCC WHEN
TESTING tPLZ AND tPZL.
CONNECT TO GND WHEN
TESTING tPHZ AND tPZH.
* Includes all probe and jig capacitance
Figure 5.
* Includes all probe and jig capacitance
Figure 6.
MOTOROLA
4
VHC Data – Advanced CMOS Logic
DL203 — Rev 1