CS5504 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS5504

Low-power, 20-bit A/D Converter

Cirrus Logic 

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CS5504

CS5504

10Ω

+5V

Analog

Supply

0.1 µF

14

VA+

17

VD+

0.1 µF

Calibration

Control

4 CAL

XIN 5

Bipolar/

Unipolar

Input Select

7

BP/UP

XOUT 6

CS5504

Analog*

Signal

Sources

8 AIN1+

10

AIN1-

9 AIN2+

11 AIN2-

*Unused analog inputs should

be tied to signal ground

18

SCLK

SDATA 19

DRDY 20

2

CS

+

Voltage

Reference

-

12

VREF+

13

VREF-

A0 1

CONV 3

Optional

Clock

Source

32.768 kHz

Serial

Data

Interface

Control

Logic

16

DGND

VA-

15

Unused Logic

inputs must be

connected to

VD+ or DGND

Figure 8. CS5504 System Connection Diagram Using Single Supply

DS126F12

17

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