
14
FN4321.5
January 22, 2010
FIGURE 30. SFDR vs TEMPERATURE, CLOCK = 100MSPS
FIGURE 31. SINGLE TONE SFDR
FIGURE 32. TWO-TONE, CLOCK = 100MSPS
FIGURE 33. FOUR-TONE, CLOCK = 100MSPS
FIGURE 34. EIGHT-TONE, CLOCK = 100MSPS
FIGURE 35. FOUR-TONE, CLOCK = 50MSPS
Typical Performance Curves, 3V Power Supply (Continued)
40
45
50
55
60
65
70
75
80
-40
-20
0
20
40
60
80
SFDR
(dB
c
)
TEMPERATURE (oC)
10.1MHz
40.4MHz
2.5MHz
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
5MHz/DIV.
50
AMP
(dB)
FREQUENCY (MHz)
SFDR = 63dBc
fCLK = 100MSPS
fOUT = 9.95MHz
AMPLITUDE = 0dBFS
14dB EXTERNAL
ANALYZER ATTENUATION
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
0
5MHz/DIV.
50
AMP
(dB)
FREQUENCY (MHz)
SFDR = 61.5dBc
fCLK = 100MSPS
fOUT = 13.5/14.5MHz
COMBINED PEAK
14dB EXTERNAL
ANALYZER ATTENUATION
AMPLITUDE = 0dBFS
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0.5
1.45MHz/DIV.
15
AMP
(dB)
FREQUENCY (MHz)
SFDR = 70.6dBc
fCLK = 100MSPS
fOUT = 3.8, 4.4, 5.6, 6.2MHz
COMBINED PEAK
AMPLITUDE = 0dBFS
(IN A WINDOW)
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
0.5
1.95MHz/DIV.
20
AMP
(dB)
FREQUENCY (MHz)
SFDR = 67.4dBc
fCLK = 100MSPS
fOUT = 2.6, 3.2, 3.8, 4.4,
COMBINED PEAK
AMPLITUDE = 0dBFS
(IN A WINDOW)
5.6, 6.2, 6.8MHz
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
950kHz/DIV.
10
AMP
(dB)
FREQUENCY (MHz)
SFDR = 74.2dBc
fCLK = 50MSPS
fOUT = 1.9, 2.2, 2.8, 3.1MHz
COMBINED PEAK
AMPLITUDE = 0dBFS
(IN A WINDOW)
HI5728