Typical Performance Characteristics–AD9057

–5–

REV. B

ANALOG INPUT FREQUENCY – MHz

–30

–70

0

160

20

40

60

80

100

120

140

–35

–50

–55

–60

–65

–40

–45

ENCODE = 60MSPS

AIN = –0.5dBFS

Figure 5. Harmonic Distortion vs. AIN Frequency

FREQUENCY – MHz

0

–10

–90

030

10

20

–50

–60

–70

–80

–30

–40

–20

ENCODE = 60MSPS

F1 IN = 9.5MHz @ –7.0dBFS

F2 IN = 9.9MHz @ –7.0dBFS

2F1 - F2 = –52.0dBc

2F2 - F1 = –53.0dBc

Figure 6. Two-Tone Intermodulation Distortion

ENCODE RATE – MSPS

54

24

0

5

10

203040

50

60

70

80

90

48

30

18

42

36

AIN = 10.3MHz, –0.5dBFS

SNR

SINAD

12

Figure 7. SINAD/SNR vs. Encode Rate

0

–10

–90

030

–50

–60

–70

–80

–30

–40

–20

ENCODE = 60MSPS

ANALOG IN = 10.3MHz, –0.5dBFS

SINAD = 46.1dB

ENOB = 7.36 BITS

SNR = 46.5dB

FREQUENCY – MHz

Figure 2. Spectral Plot 60 MSPS, 10.3 MHz

0

–10

–90

030

–50

–60

–70

–80

–30

–40

–20

ENCODE = 60MSPS

ANALOG IN = 76MHz, –0.5dBFS

SINAD = 44.9dB

ENOB = 7.16 BITS

SNR = 45.2dB

FREQUENCY – MHz

Figure 3. Spectral Plot 60 MSPS, 76 MHz

ANALOG INPUT FREQUENCY – MHz

0

160

20

40

60

80

100

120

140

48

46

30

38

36

34

32

42

40

44

ENCODE = 60MSPS

AIN = –0.5dBFS

SNR

SINAD

Figure 4. SINAD/SNR vs. AIN Frequency