AD9850
Tek Run: 50.0GS/s ET Average
Tek Run: 50.0GS/s ET Average
Ch 1 Rise
2.870ns
Ch 1 Fall
3.202ns
1
1
Ch1 1.00V⍀
M 1.00ns Ch 1
1.74V
Ch1 1.00V⍀
M 1.00ns Ch 1
1.74V
TPC 7. Comparator Output Rise Time
(5 V Supply/15 pF Load)
TPC 10. Comparator Output Fall Time
(5 V Supply/15 pF Load)
68
90
fOUT = 1/3 OF CLKIN
66
64
62
60
58
56
54
52
80
70
60
50
40
30
20
10
V
= 5V
CC
V = 3.3V
CC
V
= 5V
CC
V
= 3.3V
80
CC
0
20
40
60
100
120
140
0
20
40
60
80
100
120
140
CLKIN – MHz
CLOCK FREQUENCY – MHz
TPC 8. SFDR vs. CLKIN Frequency
(AOUT = 1/3 of CLKIN)
TPC 11. Supply Current vs. CLKIN Frequency
(AOUT = 1/3 of CLKIN)
75
90
fOUT = 1MHz
70
65
60
55
50
45
80
70
60
50
40
30
V
= 5V
CC
fOUT = 20MHz
fOUT = 40MHz
V
= 3.3V
CC
5
10
DAC I
15
– mA
20
0
10
20
FREQUENCY OUT – MHz
30
40
OUT
TPC 9. Supply Current vs. AOUT Frequency
(CLKIN = 125/110 MHz for 5 V/3.3 V Plot)
TPC 12. SFDR vs. DAC IOUT (AOUT = 1/3 of CLKIN)
REV. H
–7–
ADI [ ADI ]
