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74HC195 Datasheet(PDF) 6 Page - NXP Semiconductors

Part No. 74HC195
Description  4-bit parallel access shift register
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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74HC195 Datasheet(HTML) 6 Page - NXP Semiconductors

   
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December 1990
6
Philips Semiconductors
Product specification
4-bit parallel access shift register
74HC/HCT195
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see
“74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Output capability: standard
ICC category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
SYMBOL PARAMETER
Tamb (°C)
UNIT
TEST CONDITIONS
74HC
VCC
(V)
WAVEFORMS
+25
−40 to +85 −40 to +125
min.
typ. max. min.
max.
min.
max.
tPHL/ tPLH
propagation delay
CP to Qn
50
18
14
150
30
26
190
38
33
225
45
38
ns
2.0
4.5
6.0
Fig.6
tPHL
propagation delay
MR to Qn
41
15
12
150
30
26
190
38
33
225
45
38
ns
2.0
4.5
6.0
Fig.8
tTHL/ tTLH
output transition time
19
7
6
75
15
13
95
19
16
110
22
19
ns
2.0
4.5
6.0
Fig.6
tW
clock pulse width
HIGH or LOW
80
16
14
17
6
5
100
20
17
120
24
20
ns
2.0
4.5
6.0
Fig.6
tW
master reset pulse width
LOW
80
16
14
11
4
3
100
20
17
120
24
20
ns
2.0
4.5
6.0
Fig.8
trem
removal time
MR to CP
80
16
14
17
6
5
100
20
17
120
24
20
ns
2.0
4.5
6.0
Fig.8
tsu
set-up time
J to CP
100
20
17
33
12
10
125
25
21
150
30
26
ns
2.0
4.5
6.0
Figs 8 and 9
tsu
set-up time
K, PE, Dn to CP
80
16
14
25
9
7
100
20
17
120
24
20
ns
2.0
4.5
6.0
Figs 8 and 9
th
hold time
J, K, PE, Dn to CP
3
3
3
−8
−3
−2
3
3
3
3
3
3
ns
2.0
4.5
6.0
Figs 8 and 9
fmax
maximum clock pulse
frequency
6
30
35
17
52
62
5
24
28
4
20
24
MHz
2.0
4.5
6.0
Fig.6


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