AD9951(Rev0) データシートの表示（PDF） - Analog Devices

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AD9951
(Rev.:Rev0)

400 MSPS 14-Bit, 1.8 V CMOS Direct Digital Synthesizer

Analog Devices 

TYPICAL PERFORMANCE CHARACTERISTICS

REF 0dBm

PEAK 0

LOG

1R

10dB/ –10

–20

ATTEN 10dB

MKR1 98.0MHz

–70.68dB

–30

–40

MARKER

100.000000MHz

–50

–70.68dB

–60

W1 S2

S3 FC –70

1

AA

–80

–90

–100

CENTER 100MHz

#RES BW 3kHz

VBW 3kHz

SPAN 200MHz

SWEEP 55.56 s (401 PTS)

Figure 4. FOUT = 1 MHz FCLK = 400 MSPS, WBSFDR

REF 0dBm

PEAK 0

1R

LOG

10dB/ –10

ATTEN 10dB

MKR1 80.0MHz

–69.12dB

–20

–30

–40

MARKER

80.000000MHz

–50

–69.12dB

–60

W1 S2

S3 FC –70

1

AA

–80

–90

–100

CENTER 100MHz

#RES BW 3kHz

VBW 3kHz

SPAN 200MHz

SWEEP 55.56 s (401 PTS)

Figure 5. FOUT = 10 MHz, FCLK = 400 MSPS, WBSFDR

REF 0dBm

PEAK 0

LOG

10dB/ –10

ATTEN 10dB

1R

MKR1 0Hz

–68.44dB

–20

–30

–40

MARKER

40.000000MHz

–50

–68.44dB

–60

W1 S2

S3 FC –70

1

AA

–80

–90

–100

CENTER 100MHz

#RES BW 3kHz

VBW 3kHz

SPAN 200MHz

SWEEP 55.56 s (401 PTS)

Figure 6. FOUT = 40 MHz, FCLK = 400 MSPS, WBSFDR

AD9951

REF 0dBm

PEAK 0

LOG

10dB/ –10

–20

ATTEN 10dB

1R

–30

–40

MARKER

80.000000MHz

–50

–61.55dB

–60

W1 S2

S3 FC –70

AA

–80

–90

–100

CENTER 100MHz

#RES BW 3kHz

VBW 3kHz

MKR1 80.0MHz

–61.55dB

1

SPAN 200MHz

SWEEP 55.56 s (401 PTS)

Figure 7. FOUT = 80 MHz FCLK = 400 MSPS, WBSFDR

REF 0dBm

PEAK 0

LOG

10dB/ –10

ATTEN 10dB

MKR1 40.0MHz

–56.2dB

1R

–20

–30

–40

MARKER

40.000000MHz

–50

–56.2dB

1

–60

W1 S2

S3 FC –70

AA

–80

–90

–100

CENTER 100MHz

#RES BW 3kHz

VBW 3kHz

SPAN 200MHz

SWEEP 55.56 s (401 PTS)

Figure 8 FOUT = 120 MHz, FCLK = 400 MSPS, WBSFDR

REF 0dBm

PEAK 0

LOG

10dB/ –10

ATTEN 10dB

MKR1 0Hz

–53.17dB

1R

–20

–30

–40

MARKER

80.000000MHz

–50

–53.17dB

1

–60

W1 S2

S3 FC –70

AA

–80

–90

–100

CENTER 100MHz

#RES BW 3kHz

VBW 3kHz

SPAN 200MHz

SWEEP 55.56 s (401 PTS)

Figure 9. FOUT = 160 MHz, FCLK = 400 MSPS, WBSFDR

Rev. 0 | Page 9 of 28

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