Datasheet

AD9850
–7–
REV. H
Tek Run: 50.0GS/s ET Average
Ch1 1.00V⍀ M 1.00ns Ch 1 1.74V
Ch 1 Rise
2.870ns
1
TPC 7. Comparator Output Rise Time
(5 V Supply/15 pF Load)
CLKIN – MHz
0 14020 40 60 80 100 120
68
52
SFDR – dB
66
60
58
56
54
64
62
V
CC
= 5V
V
CC
= 3.3V
f
OUT
= 1/3 OF CLKIN
TPC 8. SFDR vs. CLKIN Frequency
(A
OUT
= 1/3 of CLKIN)
FREQUENCY OUT – MHz
90
80
30
04010
SUPPLY CURRENT – mA
20 30
70
60
50
40
V
CC
= 5V
V
CC
= 3.3V
TPC 9. Supply Current vs. A
OUT
Frequency
(CLKIN = 125/110 MHz for 5 V/3.3 V Plot)
Tek Run: 50.0GS/s ET Average
Ch1 1.00V⍀ M 1.00ns Ch 1 1.74V
Ch 1 Fall
3.202ns
1
TPC 10. Comparator Output Fall Time
(5 V Supply/15 pF Load)
CLOCK FREQUENCY – MHz
0 14020 40 60 80 100 120
90
10
SUPPLY CURRENT – mA
80
50
40
30
20
70
60
V
CC
= 5V
V
CC
= 3.3V
TPC 11. Supply Current vs. CLKIN Frequency
(A
OUT
= 1/3 of CLKIN)
DAC I
OUT
– mA
75
70
45
205
SFDR – dB
10 15
65
60
55
50
f
OUT
= 1MHz
f
OUT
= 40MHz
f
OUT
= 20MHz
TPC 12. SFDR vs. DAC I
OUT
(A
OUT
= 1/3 of CLKIN)