AD9480 datasheet(17/28 Pages) AD

17 / 28 page

AD9480

Rev. 0 | Page 17 of 28

TEMPERATURE (

°C)

–1

–2

–3

–40

–20

FS = 1V EXT REF

FS = 1V INT REF

Figure 32. Full-Scale Gain Error vs. Temperature,

AIN = 70.3 MHz @ –0.5 dBFS, 250 MSPS, FS=1

TEMPERATURE (°C)

–40

–20

040

SFDR 1V INT REF

SINAD 1V INT REF

Figure 33. SINAD, SFDR vs. Temperature,

AIN = 70 MHz @ –1 dBFS, 250 MSPS

AVDD (V)

0.10

0.05

–0.15

–0.10

–0.05

2.7

2.8

2.9

3.1

3.5

3.4

3.3

3.2

3.0

3.6

Figure 34. VREF Sensitivity to AVDD

SINAD

AVDD (V)

3.0

3.1

3.2

3.3

3.4

3.5

3.6

SFDR

SNR

Figure 35. SNR, SINAD, and SFDR vs. Supply Voltage,

AIN = 70.3 MHz @ –1 dBFS, 250 MSPS,

CODE

0.5

0.3

0.4

0.1

0.2

–0.2

–0.1

–0.5

–0.3

–0.4

100

150

200

250

Figure 36. Typical DNL Plot,

AIN = 10.3 MHz @ –0.5 dBFS, 250 MSPS

CODE

0.50

0.25

–0.50

–0.25

100

150

200

250

Figure 37. Typical INL Plot,

AIN = 10.3 MHz @ –0.5 dBFS, 250 MSPS

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