CS5516 datasheet(3/41 Pages) CIRRUS

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CS5520

Unipolar Mode

Bipolar Mode

µV

LSB’s

% FS

ppm FS

LSB’s

% FS

ppm FS

0.025

0.26

0.0000238

0.25

0.13

0.0000119

0.125

0.047

0.50

0.0000477

0.50

0.26

0.0000238

0.25

0.095

1.00

0.0000954

1.0

0.50

0.0000477

0.50

0.190

2.00

0.0001907

2.0

1.00

0.0000954

1.0

0.380

4.00

0.0003814

4.0

2.00

0.0001907

2.0

VREF = 2.5V

PGA gain = 1

CS5520; 20-Bit Unit Conversion Factors

Specifications are subject to change without notice.

* Refer to the Specification Definitions immediately following the Pin Description Section.

ANALOG CHARACTERISTICS (continued)

Parameter*

Min

Typ

Max

Units

Specified Temperature Range

-40 to +85

°C

Accuracy

Linearity Error

0.0007

0.0015

±%FS

Differential Nonlinearity

(No Missing Codes)

Bits

Unipolar Gain Error

(Note 2)

±4

±24

ppm

Bipolar Gain Error

(Note 2)

±4

±24

ppm

Unipolar/Bipolar Gain Drift

±1

ppm/

°C

Unipolar Offset

(Note 2)

±4

±8

LSB20

Bipolar Offset

(Note 2)

±4

±8

LSB20

Offset Drift

±0.005

µV/°C

Noise (Referred to Input)

Gain = 25 (25 x 1)

Gain = 50 (25 x 2)

Gain = 100 (25 x 4)

Gain = 200 (25 x 8)

250

200

150

nVrms

DS74F1

DS74F2

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