AD6679 datasheet(27/81 Pages) AD

27 / 81 page

Data Sheet

AD6679

Rev. B | Page 27 of 81

–120

–100

–80

–60

–40

–20

100

150

200

250

FREQUENCY (MHz)

AIN1 AND AIN2 = –7dBFS

SFDR = 87dBFS

IMD2 = 94dBFS

IMD3 = 87dBFS

BUFFER CONTROL 1 = 2.0×

Figure 27. Two-Tone FFT; fIN1 = 338 MHz, fIN2 = 341 MHz

–140

–120

–100

–80

–60

–40

–20

–90 –84 –78 –72 –66 –60 –54 –48

INPUT AMPLITUDE (dBFS)

–

42 –36 –30 –24 –18 –12 –6

SFDR (dBFS)

SFDR (dBc)

IMD3 (dBc)

IMD3 (dBFS)

Figure 28. Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with fIN1 = 184 MHz

and fIN2 = 187 MHz

–140

–120

–100

–80

–60

–40

–20

–90 –84 –78 –72 –66 –60 –54 –48

INPUT AMPLITUDE (dBFS)

–

42 –36 –30 –24 –18 –12 –6

SFDR (dBFS)

SFDR (dBc)

IMD3 (dBc)

IMD3 (dBFS)

Figure 29. Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with fIN1 = 338 MHz

and fIN2 = 341 MHz

–40

–20

INPUT AMPLITUDE (dBFS)

100

SFDR (dBFS)

SFDR (dBc)

SNR (dBc)

Figure 30. SNR/SFDR vs. Input Amplitude, fIN = 170.3 MHz

–40

–25

–10

TEMPERATURE (°C)

SFDR

SNR

Figure 31. SNR/SFDR vs. Temperature, fIN = 170.3 MHz

SAMPLE RATE (MSPS)

1.80

1.85

1.90

1.95

2.00

2.05

2.10

2.15

2.20

2.25

2.30

Figure 32. Power Dissipation vs. Sample Rate (fS), Default SPI

AD6679 Datasheet(PDF) 27 Page - Analog Devices

AD6679 Datasheet(HTML) 27 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81

Datasheet Download

Link URL