74F191 Philips, 74F191 Datasheet - Page 7

• Manufacturer Part Number: 74F191
• Description: Up/down binary counter with reset and ripple clock
• Manufacturer: Philips

Philips Semiconductors
AC ELECTRICAL CHARACTERISTICS
1995 Jul 17
f
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
MAX
MAX
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
PLH
PHL
SYMBOL
Up/Down binary counter with reset and ripple clock
Maximum clock frequency
to Qn outputs
Maximum clock frequency
to RC outputs
Propagation delay
CP to Q
Propagation delay
CP to TC
Propagation delay
CP to RC
Propagation delay
CE to RC
Propagation delay
U/D to RC
Propagation delay
U/D to TC
Propagation delay
D
Propagation delay
D
Propagation delay
D
Propagation delay
PL to Q
Propagation delay
PL to TC
Propagation delay
PL to RC
n
n
n
to Q
to TC
to RC
n
n
n
PARAMETER
TEST CONDITIONS
Waveform 1
Waveform 1
Waveform 1
Waveform 1
Waveform 2
Waveform 2
Waveform 2
Waveform 4
Waveform 3
Waveform 3
Waveform 4
Waveform 3
Waveform 4
Waveform 5
Waveform 5
Waveform 5
7
Min
100
2.5
5.0
6.5
6.0
2.5
3.0
2.0
3.0
8.0
4.5
4.0
3.0
2.0
6.5
5.5
6.5
6.0
6.0
4.5
5.5
5.5
6.0
8.5
7.5
85
C
L
= 50pF, R
T
V
amb
CC
14.0
10.5
16.0
10.0
11.0
11.0
Typ
125
= +25 C
= +5.0V
4.5
7.5
9.0
8.0
4.5
5.0
4.0
5.0
7.5
6.5
6.0
4.0
9.0
9.5
9.5
6.5
8.0
8.5
95
L
= 500
Max
11.5
12.5
11.0
16.0
10.5
12.0
13.0
13.0
18.0
13.5
11.5
12.0
13.5
18.5
13.0
8.0
7.5
7.5
7.0
7.5
9.5
9.5
7.0
9.5
LIMITS
C
T
V
L
amb
Min
CC
2.0
5.0
6.0
6.0
2.0
2.5
2.0
3.0
8.0
4.0
3.0
3.0
1.5
6.5
5.0
6.0
6.0
6.0
4.0
5.0
5.5
6.0
8.5
7.0
90
75
= 50pF, R
= 0 C to +70 C
= +5.0V
L
= 500
Max
12.0
13.0
12.0
17.0
11.0
10.5
10.0
13.0
14.0
14.0
19.5
15.0
10.5
12.0
13.0
14.5
21.0
13.5
8.5
8.0
8.0
7.5
8.0
7.5
10%
Product specification
74F191
UNIT
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns