AD9446 datasheet(19/37 Pages) AD

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AD9446

Rev. 0 | Page 18 of 36

180

ANALOG INPUT FREQUENCY (MHz)

100

120

140

160

SFDR (dBc) +85°C

SFDR (dBc) –40°C

SNR (dB) +25°C

SNR (dB) +85°C

SNR (dB) –40°C

SFDR (dBc) +25°C

Figure 24. AD9446-100 SNR/SFDR vs. Analog Input Frequency, 100 MSPS, 3.2 V p-p

180

ANALOG INPUT FREQUENCY (MHz)

100

120

140

160

SFDR (dBc) +85°C

SFDR (dBc) –40°C

SNR (dB) +25°C

SNR (dB) +85°C

SNR (dB) –40°C

SFDR (dBc) +25°C

Figure 25. AD9446-100 SNR/SFDR vs. Analog Input Frequency, 100 MSPS,

3.2 V p-p, CMOS Output Mode

120

–100

ANALOG INPUT AMPLITUDE (dB)

100

–90

–80

–70

–60

–50

–40

–30

–20

–10

SNR dB

SNR dBFS

SFDR dBc

SFDR dBFS

Figure 26. AD9446-100 SNR/SFDR vs. Analog Input Level, 100 MSPS

180

ANALOG INPUT FREQUENCY (MHz)

100

120

140

160

SFDR (dBc) +85°C

SFDR (dBc) –40°C

SNR (dB) +25°C

SNR (dB) +85°C

SNR (dB) –40°C

SFDR (dBc) +25°C

Figure 27. AD9446-100 SNR/SFDR vs. Analog Input Frequency, 100 MSPS, 2.0 V p-p

1.8

4.2

ANALOG INPUT RANGE (V p-p)

2.0

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

4.0

80M SNR dBFS

100M SNR dBFS

Figure 28. AD9446-100 SNR vs. Input Range, 30.3 MHz, −30 dBFS

130

–100

ANALOG INPUT AMPLITUDE (dB)

–90

–80

–70

–60

–50

–40

–30

–20

–10

SNR dB

SNR dBFS

SFDR dBc

SFDR dBFS

110

Figure 29. AD9446-100 SNR/SFDR vs. Analog Input Level, 100 MSPS,

CMOS Output Mode

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