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SBAS286C − JUNE 2003 − REVISED JANUARY 2009

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7

TYPICAL CHARACTERISTICS (CONTINUED)

At TA = −40°C to +85°C, AVDD = +5V, DVDD = +5V, fCLK = 2MHz, and VREF = +2.5V, unless otherwise noted.

Figure 7

INTEGRAL NONLINEARITY vs INPUT VOLTAGE

Input Voltage, V

−3

−4

−2

−1

0

1

234

5

−5

0.0006

0.0004

0.0002

0

−0.0002

−0.0004

−0.0006

−0.0008

−0.0010

−40_C

f

Buffer Off

+25

_C

+85

_C

Figure 8

−1.5

−2.5

−0.5

0.5

1.5

2.5

3.5

−3.5

0.0010

0.0008

0.0006

0.0004

0.0002

0

−0.0002

−0.0004

−0.0006

−0.0008

−0.0010

−40_C

+25

_C

+85

_C

INTEGRAL NONLINEARITY vs INPUT VOLTAGE

f

Buffer On

Input Voltage, V

Figure 9

−3

−4

−2

−10

1

2

3

4

5

−5

0.0015

0.0010

0.0005

0

−0.0005

−0.0010

−0.0015

−40_C

+25

_C

+85

_C

INTEGRAL NONLINEARITY vs INPUT VOLTAGE

f

Buffer Off

Input Voltage, V

Figure 10

−1.5

−2.5

−0.5

0.5

1.5

2.5

3.5

−3.5

0.0015

0.0010

0.0005

0

−0.0005

−0.0010

−0.0015

−40_C

+25

_C

+85

_C

INTEGRAL NONLINEARITY vs INPUT VOLTAGE

f

Buffer On

Input Voltage, V

Figure 11

NOISE vs INPUT VOLTAGE

Input Voltage, V

1.5

1.0

0.5

0

f

Buffer On

Figure 12

NOISE vs INPUT VOLTAGE

Input Voltage, V

−3

−1

135

−5

1.5

1.0

0.5

0

f

Buffer Off