1500
V
DD
=5V
30
V
DD
=5V
25
OUTPUT CLOCK PULSE WIDTH, Tow, ns
V
DD
=9V
V
DD
=10.0V
1000
OUTPUT CLOCK PULSE WIDTH, Tow, µs
1250
20
V
DD
=9V
750
15
V
DD
=10.0V
500
10
250
5
100
200
300
400
500
2
4
6
8
10
12
Figure 4. Tow vs RBIAS, K
Figure 5. Tow vs RBIAS, M
+V
6
x4/x1
A CLOCK 4
ENCODER
B CLOCK 5
A
B
2
V
DD
UPCK
LS7083
DNCK
V
SS
3
8
5
+V
16
V
DD
CK-UP
40193
CK-DN
7
4
1
R
B
RBIAS
V
SS
8
FIGURE 6A. TYPICAL APPLICATION FOR LS7083 IN x4 MODE
MODE SELECT
R
6
x4/x1
A CLOCK 4
ENCODER B CLOCK 5
1
R
B
A
B
RBIAS
V
SS
3
+V
2
V
DD
CLK
LS7084
UP/DN
8
7
15
CK
10
UP/DN
V
SS
8
4516
+V
16
V
DD
FIGURE 6B. TYPICAL APPLICATION FOR LS7084 WITH x4/x1 MODE SELECTION
7083/84-100100-4
LSI [ LSI COMPUTER SYSTEMS ]
