AD9250(Rev0) Ver la hoja de datos (PDF) - Analog Devices

Número de pieza

componentes Descripción

Fabricante

AD9250
(Rev.:Rev0)

14-Bit, 170 MSPS/250 MSPS, JESD204B, Dual Analog-to-Digital Converter

Analog Devices 

AD9250

0

250MSPS

89.12MHz AT –7dBFS

92.12MHz AT –7dBFS

–20 SFDR: 86.4dBc

–40

–60

–80

–100

–120

0

50

100

FREQUENCY (MHz)

Figure 23. AD9250-250 Two-Tone FFT with fIN1 = 89.12 MHz, fIN2 = 92.12 MHz,

fS = 250 MSPS

0

250MSPS

184.12MHz AT –7dBFS

187.12MHz AT –7dBFS

–20 SFDR: 84dBc

–40

–60

–80

–100

–120

0

50

100

FREQUENCY (MHz)

Figure 24. AD9250-250 Two-Tone FFT with

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

Data Sheet

100

SFDR_A (dBc)

95

90

85

SFDR_B (dBc)

80

75

SNR_A (dBc)

SNR_B (dBc)

70

40 50

100

150

200

250

SAMPLE RATE (MSPS)

Figure 25. AD9250-250 Single-Tone SNR/SFDR vs. Sample Rate (fS)

with fIN = 90.1 MHz

600k

2,095,578 TOTAL HITS

1.4535 LSB rms

500k

570587

498242

400k

380706

300k

276088

200k

163389

100k

109133

52008

26647

418 2142 10549

0

4856 913

N–6 N–4 N–2

N

N+2 N+4 N+6

OUTPUT CODE

Figure 26. AD9250-250 Grounded Input Histogram

Rev. 0 | Page 16 of 44

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