CS5373A View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS5373A

Low-power, High-performance ∆Σ Modulator and Test DAC

Cirrus Logic 

Prev 31 32 33 34 35 36 37 38 39 40

Pin

Name

ATT2,

ATT1,

ATT0

Pin # I/O

Pin Description

22, I Attenuation Range. Selects the output attenuation range.

23,

24

Attenuation

Selection ATT[2:0] Attenuation

dB

0

000

1/1

0 dB

1

001

1/2

-6.02 dB

2

010

1/4

-12.04 dB

3

0 11

1/8

-18.06 dB

4

100

1/16

-24.08 dB

5

101

1/32

-30.10 dB

6

11 0

1/64

-36.12 dB

7

111

reserved

reserved

MODE2, 25,

MODE1, 26,

MODE0 27

I Mode Selection. Determines the operational mode of the device.

Modes of Operation

Selection MODE[2:0]

Mode Description

0

0 0 0 Modulator: enabled.

DAC: sleep.

1

0 0 1 Modulator: enabled.

DAC: AC OUT and BUF outputs.

2

0 1 0 Modulator: enabled.

DAC: AC OUT only, BUF high-z.

3

0 1 1 Modulator: enabled.

DAC: AC BUF only, OUT high-z.

4

1 0 0 Modulator: enabled.

DAC: DC common mode output.

5

1 0 1 Modulator: enabled.

DAC: DC differential output.

6

1 1 0 Modulator: enabled.

DAC: AC common mode output.

7

1 1 1 Modulator: sleep.

DAC: sleep.

GND

28

System ground.

CS5373A

DS703F1

37

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