MSC1210 datasheet(17/83 Pages) TI

17 / 83 page

MSC1210

SBAS203F − MARCH 2002 − REVISED NOVEMBER 2004

www.ti.com

TYPICAL CHARACTERISTICS (Continued)

AVDD = +5V, DVDD = +5V, fOSC = 8MHz, PGA = 1, fDATA = 10Hz, Buffer ON, and VREF = (REF IN+) − (REF IN−) = +2.5V, unless otherwise specified.

−2

−4

−6

−8

−10

IN (V)

−2.5 −2

−1 −0.5

−1.5

0.511.5

2.5

−40

+25

+85

INTEGRAL NON−LINEARITY vs INPUT SIGNAL

−10

−20

−30

INTEGRAL NON−LINEARITY vs INPUT SIGNAL

IN (V)

IN = −VREF

IN =+VREF

REF =AVDD,Buffer OFF

ADC INTEGRAL NONLINEARITY vs V

REF

REF (V)

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

IN =VREF

Buffer OFF

DD =3V

DD =5V

INL ERROR vs PGA

PGA Setting

216

8128

100

2.6

2.5

2.4

2.3

2.2

2.1

2.0

1.9

1.8

1.7

1.6

1.5

MAXIMUM ANALOG SUPPLY CURRENT

Analog Supply Voltage (V)

2.53.0

3.54.0

4.5

5.0

5.5

PGA = 128, ADC ON,

Brownout Detect ON,

All VDACs ON = FFFF

VDACs REF = AV

−40 C

+25 C

+85 C

900

800

700

600

500

400

300

200

100

ADC CURRENT vs PGA

PGA Setting

128

DD =5V, Buffer = ON

DD = 3V, Buffer = ON

Buffer = OFF

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