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TYPICAL CHARACTERISTICS

90.3

90.4

90.5

90.6

90.7

90.8

90.9

−40 −25 −10

5

20

35

50

65

80

Full Scale Input,

VA = 5 V,

VBD = 3 V,

Internal Reference = 4.096 V

0

10000

20000

30000

40000

50000

60000

70000

80000

+VA = 5 V,

+VBD = 3.3 V,

Code = 65292

89

89.5

90

90.5

91

−40 −25 −10

5

20

35

50

65

80

Full Scale Input,

VA = 5 V,

VBD = 3 V,

Internal Reference = 4.096 V

14.4

14.5

14.6

14.7

14.8

−40 −25 −10

5

20

35

50

65

80

Full Scale Input,

VA = 5 V,

VBD = 3 V,

Internal Reference = 4.096 V

ADS8406

SLAS426A – AUGUST 2004 – REVISED DECEMBER 2004

At –40

°C to 85°C, +VA = 5 V, +VBD = 5 V, REFIN = 4.096 V (internal reference used) and f

(unless otherwise noted)

SIGNAL-TO-NOISE RATIO

HISTOGRAM (DC Code Spread)

vs

HALF SCALE 131071 CONVERSIONS

FREE-AIR TEMPERATURE

Figure 6.

Figure 7.

SIGNAL-TO-NOISE AND DISTORTION

EFFECTIVE NUMBER OF BITS

vs

vs

FREE-AIR TEMPERATURE

FREE-AIR TEMPERATURE

Figure 8.

Figure 9.

13