MC74HC564A Ver la hoja de datos (PDF) - Motorola => Freescale
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MC74HC564A Datasheet PDF : 8 Pages
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tr
tf
CLOCK
Q
90%
50%
10%
tw
90%
50%
10%
1/fmax
tPLH
tPHL
tTLH
tTHL
Figure 1.
MC74HC564A
SWITCHING WAVEFORMS
VCC
VCC
OUTPUT
50%
GND
ENABLE
GND
tPZL tPLZ
HIGH
Q
50%
tPZH tPHZ
IMPEDANCE
10% VOL
90% VOH
Q
50%
HIGH
IMPEDANCE
Figure 2.
VALID
VCC
DATA
50%
GND
tsu
th
VCC
CLOCK
50%
GND
Figure 3.
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 4.
* Includes all probe and jig capacitance
Figure 5.
High–Speed CMOS Logic Data
5
DL129 — Rev 6
MOTOROLA
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