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SBAS280E − JUNE 2003 − REVISED MAY 2007

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15

TYPICAL CHARACTERISTICS (continued)

All specifications at TA = 25°C, AVDD = 5V, DVDD = IOVDD = 3V, fCLK = 40MHz, External VREF = +3V, VCM = 2.0V, and RBIAS = 37kΩ,

unless otherwise noted.

SIGNAL−TO−NOISE RATIO

vs TEMPERATURE

Temperature (

_C)

−40

10

−15

35

60

85

100

95

90

85

80

75

70

V

V

V

f

TOTAL HARMONIC DISTORTION

vs TEMPERATURE

Temperature (

_C)

−40

10

−15

35

60

85

−91

−93

−95

−97

−99

−101

−103

−105

V

V

V

f

SPURIOUS−FREE DYNAMIC RANGE

vs TEMPERATURE

Temperature (

_C)

−40

10

−15

35

60

85

106

104

102

100

98

96

94

92

V

V

V

f

POWER−SUPPLY CURRENT

vs TEMPERATURE

Temperature (

_C)

−40

10

−15

35

60

85

120

100

80

60

40

20

0

I

I

I

DVDD = IOVDD = 3V

R

f

SUPPLY CURRENT vs CLK FREQUENCY

5

152535

45

55

65

CLK Frequency, f

125

105

85

65

45

25

5

I

AVDD = 5V, DVDD = IOVDD = 3V, REFEN = High

I

I

ANALOG SUPPLY CURRENT vs R

BIAS

35

30

40

45

50

55

60

140

130

120

110

100

90

80

70

60

50

REFEN = High

REFEN = Low

f

R