AD9803 datasheet(10/19 Pages) AD

10 / 19 page

AD9803

–10–

REV. 0

–Typical Performance Characteristics

SAMPLE RATE – MHz

240

220

200

180

160

140

120

VDD = 3.3V

VDD = 3.0V

VDD = 2.8V

Figure 17. CCD-MODE Power vs. Clock Rate

TITLE

0.6

0.4

0.2

0.0

–0.2

–0.4

–0.6

150

300

450

600

750

900

1023

Figure 18. CCD-MODE DNL at 18 MHz

–2

–4

–6

150

300

450

600

750

900

1023

–8

Figure 19. CCD-MODE INL at 18 MHz

DIGITAL OUTPUT CODE – Decimal

800000

700000

600000

500000

400000

300000

200000

100000

= 0.8 LSB

Figure 20. CCD-MODE Grounded-Input Noise

(PGA Gain = MIN)

FREQUENCY – MHz

3456789

–10

–20

–30

–40

–50

–60

5TH

4TH

2ND

3RD

FUND

THD = –38.7dB

Figure 21. AUX-MODE THD at 18 MHz

(fIN = 3.54 MHz at –3 dB)

FREQUENCY – MHz

3456789

–10

–20

–30

–40

–50

–60

2ND

3RD

FUND

THD = –54.1dB

4TH

5TH

Figure 22. ADC-MODE at 18 MHz

(fIN = 3.54 MHz at –3 dB)

AD9803 Datasheet(PDF) 10 Page - Analog Devices

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