AD9234 datasheet(21/67 Pages) AD

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AD9234

Data Sheet

Rev. A | Page 20 of 66

Figure 41. Two-Tone FFT; fIN1 = 184 MHz, fIN2 = 187 MHz

Figure 42. Two-Tone FFT; fIN1 = 338 MHz, fIN2 = 341 MHz

Figure 43. Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with

fIN1 = 184 MHz and fIN2 = 187 MHz

Figure 44. Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with

fIN1 = 338 MHz and fIN2 = 341 MHz

Figure 45. SNR/SFDR vs. Analog Input Level, fIN = 10.3 MHz;

Buffer Current = 2.0×

Figure 46. SNR/SFDR vs. Temperature, fIN = 170.3 MHz

FREQUENCY (MHz)

–120

–100

–80

–60

–40

–20

100

150

200

250

AIN1 AND AIN2 = –7dBFS

SFDR = 90dBFS

IMD2 = 99dBFS

IMD3 = 90dBFS

BUFFER CURRENT = 2.0×

FREQUENCY (MHz)

–120

–100

–80

–60

–40

–20

100

150

200

250

AIN1 AND AIN2 = –7dBFS

SFDR = 86dBFS

IMD2 = 86dBFS

IMD3 = 76dBFS

BUFFER CURRENT = 4.5×

AMPLITUDE (dBFS)

–120

–100

–80

–60

–40

–20

–90

–80

–70

–60

–50

–40

–30

–20

–10

SFDR (dBc)

IMD3 (dBc)

SFDR (dBFS)

IMD3 (dBFS)

AMPLITUDE

–120

–100

–80

–60

–40

–20

–90

–80

–70

–60

–50

–40

–30

–20

–10

SFDR (dBc)

IMD3 (dBc)

SFDR (dBFS)

IMD3 (dBFS)

AMPLITUDE (dBFS)

–40

–20

100

120

–90

–80

–70

–60

–50

–40

–30

–20

–10

SNR (dBc)

SNR (dBFS)

SFDR (dBc)

SFDR (dBFS)

TEMPERATURE (°C)

100

–45

–25

–15

–5

25456585

SNRFS (dBFS)

SFDR (dBFS)

AD9234 Datasheet(PDF) 21 Page - Analog Devices

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