AD5590BBCZ datasheet(18/44 Pages) AD

18 / 44 page

AD5590

Rev. 0 | Page 18 of 44

ADC

DACVDD and ADCVDD = 5 V, VSY = 5 V, unless otherwise noted.

–95

–75

–55

–35

–15

100

150

200

250

300

350

400

500

450

8192 POINT FFT

fSAMPLE = 1MSPS

fIN = 50kHZ

SINAD = 70.697dB

THD = –79.171dB

SFDR = –79.93dB

FREQUENCY (kHz)

Figure 25. ADC Dynamic Performance at 1 MSPS

100

1000

INPUT FREQUENCY (kHz)

fS = MAX THROUGHPUT

TA = 25°C

RANGE = 0V TO VREFA

ADCVDD = VDRIVE = 5.25V

ADCVDD = VDRIVE = 4.75V

Figure 26. ADC SINAD vs. Analog Input Frequency

for Various Supply Voltages at 1 MSPS

–50

–90

–85

–80

–75

–70

–65

–60

–55

100

1000

INPUT FREQUENCY (kHz)

ADCVDD = VDRIVE = 4.75V

ADCVDD = VDRIVE = 5.25V

fS = MAX THROUGHPUT

TA = 25°C

RANGE = 0V TO REFIN

Figure 27. THD vs. Analog Input Frequency for Various Supplies at 1 MSPS

–50

–85

–80

–75

–70

–65

–60

–55

100

1000

INPUT FREQUENCY (Hz)

RIN = 1000Ω

RIN = 100Ω

RIN = 10Ω

RIN = 5Ω

fS = 1MSPS

TA = 25°C

ADCVDD = 5.25V

RANGE = 0V TO REFIN

Figure 28. ADC THD vs. Input Frequency for Various

Analog Source Impedances

1.0

–1.0

–0.8

–0.6

–0.4

–0.2

0.2

0.4

0.6

0.8

512

1024

1536

2048

2560

3072

3584

4096

CODE

ADCVDD = VDRIVE = 5V

TEMPERATURE = 25°C

Figure 29. ADC Typical INL

1.0

–1.0

–0.8

–0.6

–0.4

–0.2

0.2

0.4

0.6

0.8

512

1024

1536

2048

2560

3072

3584

4096

CODE

ADCVDD = VDRIVE = 5V

TEMPERATURE = 25°C

Figure 30. ADC Typical DNL

AD5590BBCZ Datasheet(PDF) 18 Page - Analog Devices

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