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零件编号
产品描述 (功能)
MC74HCT273ADTR2 查看數據表(PDF) - ON Semiconductor
零件编号
产品描述 (功能)
生产厂家
MC74HCT273ADTR2
Octal D Flip−Flop with Common Clock and Reset with LSTTL−Compatible Inputs
ON Semiconductor
MC74HCT273ADTR2 Datasheet PDF : 8 Pages
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MC74HCT273A
SWITCHING WAVEFORMS
CLOCK
Q
t
r
2.7 V
1.3 V
0.3 V
t
w
1/f
max
t
PLH
90%
1.3 V
10%
t
TLH
t
f
t
PHL
t
THL
3.0 V
RESET
GND
Q
CLOCK
t
w
1.3 V
t
PHL
1.3 V
t
rec
1.3 V
3.0 V
GND
3.0 V
GND
Figure 1.
Figure 2.
VALID
3.0 V
DATA
1.3 V
GND
t
su
t
h
3.0 V
CLOCK
1.3 V
GND
Figure 3.
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
C
L
*
*Includes all probe and jig capacitance
Figure 4. Test Circuit
DATA
INPUTS
EXPANDED LOGIC DIAGRAM
D0
3
C
Q
DR
2
Q0
D1
4
C
D
RQ
5
Q1
D2
7
C
Q
DR
6
Q2
D3
8
D4
13
C
Q
DR
C
Q
DR
9
Q3
12
Q4
NONINVERTING
OUTPUTS
D5
14
C
Q
DR
15
Q5
D6
17
C
Q
DR
16
Q6
D7
18
C
Q
DR
19
Q7
CLOCK
11
RESET
1
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