AD9634 datasheet(18/31 Pages) AD

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Data Sheet

AD9634

–90.0 –81.7 –73.4 –65.1 –56.8 –48.5 –40.2 –31.9 –23.6 –15.3 –7.0

–20

–40

–60

–80

–100

–120

INPUT AMPLITUDE (dBFS)

SFDR (dBc)

SFDR (dBFS)

IMD3 (dBc)

IMD3 (dBFS)

Figure 34. AD9634-250 Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with

fIN1 = 89.12 MHz, fIN2 = 92.12 MHz, fS = 250 MSPS

–90.0 –81.7 –73.4 –65.1 –56.8 –48.5 –40.2 –31.9 –23.6 –15.3 –7.0

–20

–40

–60

–80

–100

–120

INPUT AMPLITUDE (dBFS)

SFDR (dBc)

SFDR (dBFS)

IMD3 (dBc)

IMD3 (dBFS)

Figure 35. AD9634-250 Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN)

with fIN1 = 184.12 MHz, fIN2 = 187.12 MHz, fS = 250 MSPS

–140

–120

–100

–80

–60

–40

–20

125

100

FREQUENCY (MHz)

250MSPS

89.12MHz @ –7.0dBFS

92.12MHz @ –7.0dBFS

SFDR = 88dBc (95dBFS)

Figure 36. AD9634-250 Two-Tone FFT with fIN1 = 89.12 MHz, fIN2 = 92.12 MHz

–140

–120

–100

–80

–60

–40

–20

125

100

FREQUENCY (MHz)

250MSPS

184.12MHz @ –7.0dBFS

187.12MHz @ –7.0dBFS

SFDR = 88dBc (95dBFS)

Figure 37. AD9634-250 Two Tone FFT with fIN1 = 184.12 MHz, fIN2 = 187.12 MHz

100

120

140

160

180

200

220

240

260

SAMPLE RATE (MSPS)

SNR

SFDR

Figure 38. AD9634-250 Single-Tone SNR/SFDR vs. Sample Rate (fS)

with fIN = 90 MHz

16000

14000

12000

10000

8000

6000

4000

2000

OUTPUT CODE

0.407 LSB rms

16,384 TOTAL HITS

N – 1

N + 1

Figure 39. AD9634-250 Grounded Input Histogram, fS = 250 MSPS

Rev. B | Page 17 of 30

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