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SBAS274H − MARCH 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, 2XMODE = low, VCM = 2.0V, and

RBIAS = 37kΩ, unless otherwise noted.

SIGNAL−TO−NOISE RATIO

vs TEMPERATURE

Temperature (

_C)

−40

10

−15

35

60

85

100

90

80

70

60

50

V

V

V

f

TOTAL HARMONIC DISTORTION

vs TEMPERATURE

Temperature (

_C)

−40

10

−15

35

60

85

−85

−90

−95

−100

−105

−110

V

V

V

f

SPURIOUS−FREE DYNAMIC RANGE

vs TEMPERATURE

Temperature (

_C)

−40

10

−15

35

60

85

110

105

100

95

90

85

V

V

V

f

POWER−SUPPLY CURRENT

vs TEMPERATURE

Temperature (

_C)

−40

10

−15

35

60

85

130

120

110

100

90

80

70

60

50

40

30

I

I

I

DVDD = IOVDD = 3V

R

SUPPLY CURRENT vs CLK FREQUENCY

20

10

30

40

50

CLK Frequency, f

100

80

60

40

20

0

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

I

I

I

ANALOG SUPPLY CURRENT vs R

BIAS

R

35

30

40

45

50

55

60

140

130

120

110

100

90

80

70

60

50

REFEN = low

REFEN = high