Datasheet

Data Sheet AD9637
Rev. A | Page 11 of 40
TYPICAL PERFORMANCE CHARACTERISTICS
AD9637-80
0
–15
–30
–45
–75
–60
–105
–90
–120
–135
4 8 12 16 20
24 28
32
36
AMPLITUDE (dBFS)
FREQUENCY (MHz)
80MSPS
9.7MHz AT –1dBFS
SNR = 70.8dB (71.8dBFS)
SFDR = 92.7dBc
10215-006
Figure 6. Single-Tone 16k FFT with f
IN
= 9.7 MHz, f
SAMPLE
= 80 MSPS
4 8 12 16 20 24 28 32
36
0
–15
–30
–45
–75
–60
–105
–90
–120
–135
AMPLITUDE (dBFS)
FREQUENCY (MHz)
80MSPS
63.5MHz AT –1dBFS
SNR = 70.5dB (71.5dBFS)
SFDR = 93.2dBc
10215-007
Figure 7. Single-Tone 16k FFT with f
IN
= 63.5 MHz, f
SAMPLE
= 80 MSPS, CLK
Divider = 8
4
8 12
16 20
24 28
32 36
0
–15
–30
–45
–75
–60
–105
–90
–120
–135
AMPLITUDE (dBFS)
FREQUENCY (MHz)
10215-008
F2 – F
1
2F1 – F2
2F2 – F1
+
2F1 + F2
F1 + F2
2F2 + F1
Figure 8. Two-Tone 16k FFT with f
IN1
= 30 MHz and f
IN2
= 32 MHz,
f
SAMPLE
= 80 MSPS
4 8 12 16 20 24 28 32 36
0
–15
–30
–45
–75
–60
–105
–90
–120
–135
AMPLITUDE (dBFS)
FREQUENCY (MHz)
80MSPS
19.7MHz AT –1dBFS
SNR = 70.7dB (71.7dBFS)
SFDR = 90.1dBc
10215-009
Figure 9. Single-Tone 16k FFT with f
IN
= 19.7 MHz, f
SAMPLE
= 80 MSPS, CLK
Divider = 8
4 8 12 16
20 24 28 32 36
0
–15
–30
–45
–75
–60
–105
–90
–120
–135
AMPLITUDE (dBFS)
FREQUENCY (MHz)
80MSPS
30.5MHz AT –1dBFS
SNR = 70.7dB (71.7dBFS)
SFDR = 90.7dBc
10215-109
Figure 10. Single-Tone 16k FFT with f
IN
= 30.5 MHz, f
SAMPLE
= 80 MSPS, CLK
Divider = 8
4 8 12
16 20 24
28 32 36
0
–15
–30
–45
–75
–60
–105
–90
–120
–135
AMPLITUDE (dBFS)
FREQUENCY (MHz)
80MSPS
123.5MHz AT –1dBFS
SNR = 69.6dB (70.6dBFS)
SFDR = 90.3dBc
10215-010
Figure 11. Single-Tone 16k FFT with f
IN
= 123.5 MHz, f
SAMPLE
= 80 MSPS, CLK
Divider = 8