110

105

100

95

90

85

80

-110

-105

-100

-95

-90

-85

-80

1

10

100

200

Frequency(kHz)

THD

(1)

SFDR

NOTE:(1)Firstnineharmonicsoftheinputfrequency.

15.0

14.5

14.0

13.5

13.0

12.5

12.0

1

10

100

200

Frequency(kHz)

0.6

0.5

0.4

0.3

0.2

0.1

0

-0.1

-0.2

-0.3

-0.4

-0.5

-0.6

-50

-25

0

25

50

75

100

Temperature( C)

°

f

=1.97754kHz, 0.2dB

-

IN

100

90

80

70

60

50

40

30

20

10

0

-80

-70

-60

-50

-40

-30

-20

-10

0

InputLevel(dB)

f

=1.97754kHz

IN

FFFE FFFF

FFFD

0000

0002 0003 0004

FFFC

3920

1596

1504

497

50

1

581

41

2

0001

Code(Hex)

ADS8317

www.ti.com .................................................................................................................................................... SBAS356D – JUNE 2007 – REVISED OCTOBER 2009

TYPICAL CHARACTERISTICS: VDD = +2.7V (continued)

At TA = 25°C, VREF = 1.25V, fSAMPLE = 200kHz, fCLK = 24 × fSAMPLE, unless otherwise noted.

SPURIOUS-FREE DYNAMIC RANGE AND

TOTAL HARMONIC DISTORTION vs INPUT FREQUENCY

EFFECTIVE NUMBER OF BITS vs INPUT FREQUENCY

Figure 32.

Figure 33.

CHANGE IN SIGNAL-TO-NOISE + DISTORTION vs

TEMPERATURE

SIGNAL-TO-NOISE + DISTORTION vs INPUT LEVEL

Figure 34.

Figure 35.

OUTPUT CODE HISTOGRAM FOR A DC INPUT

(8192 Conversions)

Figure 36.

Copyright © 2007–2009, Texas Instruments Incorporated

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