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MC54HCT374A Datasheet(PDF) 4 Page - Motorola, Inc

Part No. MC54HCT374A
Description  OCTAL 3-STATE NONINVERTING D FLIP-FLOP WITH LSTTL-COM
Download  7 Pages
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Maker  MOTOROLA [Motorola, Inc]
Homepage  http://www.freescale.com
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MC54HCT374A Datasheet(HTML) 4 Page - Motorola, Inc

   
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MC54/74HCT374A
MOTOROLA
High–Speed CMOS Logic Data
DL129 — Rev 6
4
SWITCHING WAVEFORMS
Figure 1.
tr
tf
VCC
GND
tTHL
tTLH
90%
1.3 V
10%
2.7 V
1.3 V
0.3 V
CLOCK
tPLH
tPHL
Q
tw
1/fmax
1.3 V
1.3 V
1.3 V
OUTPUT
ENABLE
Q
tPZL
tPLZ
tPZH tPHZ
10%
90%
3 V
GND
HIGH
IMPEDANCE
VOL
VOH
HIGH
IMPEDANCE
1.3 V
DATA
CLOCK
3 V
3 V
GND
GND
VALID
th
tsu
1.3 V
Figure 2.
Figure 3.
Q
TEST CIRCUITS
Figure 4.
EXPANDED LOGIC DIAGRAM
C
D0
D1
D2
D3
D4
D5
D6
D7
3478
13
14
17
18
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
2569
12
15
16
19
DQ
CLOCK
OUTPUT
ENABLE
11
1
* Includes all probe and jig capacitance
CL*
TEST POINT
DEVICE
UNDER
TEST
OUTPUT
* Includes all probe and jig capacitance
CL*
TEST POINT
DEVICE
UNDER
TEST
OUTPUT
CONNECT TO VCC WHEN
TESTING tPLZ AND tPZL
CONNECT TO GND WHEN
TESTING tPHZ AND tPZH
1 k
Figure 5.
C
DQ
C
DQ
C
DQ
C
DQ
C
DQ
C
DQ
C
DQ


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