HD74AC195 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics
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HD74AC195 Datasheet PDF : 11 Pages
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HD74AC195
AC Characteristics: HD74AC195
Item
Maximum clock
frequency
Symbol
f max
VCC (V)*1
3.3
5.0
Ta = +25°C
CL = 50 pF
Min Typ
75
—
100 —
Propagation delay
t PLH
3.3
1.0
9.0
CP to Qn or Q3
5.0
1.0
5.5
Propagation delay
t PHL
3.3
1.0
9.0
CP to Qn or Q2
5.0
1.0
6.5
Propagation delay
t PLH
3.3
1.0
7.5
MR to Q2
5.0
1.0
5.5
Propagaion delay
t PHL
3.3
1.0
6.0
MR to Qn
5.0
1.0
5.0
Note: 1. Voltage Range 3.3 is 3.3 V ± 0.3 V
Voltage Range 5.0 is 5.0 V ± 0.5 V
Max
—
—
13.0
10.0
13.0
10.0
10.5
8.0
9.0
7.0
Ta = –40°C to +85°C
CL = 50 pF
Min
Max
65
—
85
—
1.0
15.0
1.0
11.5
1.0
15.0
1.0
11.5
1.0
12.0
1.0
9.5
1.0
10.5
1.0
8.0
Unit
MHz
ns
ns
ns
ns
AC Operating Requirements: HD74AC195
Item
Setup time, HIGH or LOW
J, K or Dn to CP
Hold time, HIGH or LOW
J, K or Dn to CP
Setup time, HIGH or LOW
PE to CP
Symbol
t su
Ta = +25°C
CL = 50 pF
VCC (V)*1 Typ
3.3
3.0
5.0
2.0
th
3.3
–0.5
5.0
0.5
t su
3.3
3.5
5.0
2.5
Hold time, HIGH or LOW
th
PE to CP
3.3
–2.0
5.0
–1.5
Recovery time
MR to CP
t rec
3.3
–1.5
5.0
–1.0
Pulse width
tw
3.3
–3.0
5.0
–3.0
Note: 1. Voltage Range 3.3 is 3.3 V ± 0.3 V
Voltage Range 5.0 is 5.0 V ± 0.5 V
Ta = –40°C
to +85°C
CL = 50 pF
Guaranteed Minimum
5.5
7.0
4.0
5.0
2.0
3.6
1.5
2.0
5.0
7.0
4.0
5.0
0.0
0.0
0.0
0.0
0.5
0.5
0.5
0.5
5.5
7.0
4.5
5.0
Unit
ns
ns
ns
ns
ns
ns
5
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