Cirrus-logic CS5373A Manuel d'utilisateur télécharger pdf (Page 37)

CS5373A

DS703F2 37

ATT2,

ATT1,

ATT0

22,

23,

I Attenuation Range. Selects the output attenuation range.

MODE2,

MODE1,

MODE0

25,

26,

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

GND

System ground.

Name

Pin # I/O

Pin Description

Attenuation

Selection ATT[2:0] Attenuation dB

0 0 0 0 1/1 0 dB

1 0 0 1 1/2 -6.02 dB

2 010 1/4 -12.04dB

3 0 1 1 1/8 -18.06 dB

4 1 0 0 1/16 -24.08 dB

5 1 0 1 1/32 -30.10 dB

6 1 1 0 1/64 -36.12 dB

7 1 1 1 reserved reserved

Modes of Operation

Selection MODE[2:0] Mode Description

0000

Modulator: enabled.

DAC: sleep.

1001

Modulator: enabled.

DAC: AC OUT and BUF outputs.

2010

Modulator: enabled.

DAC: AC OUT only, BUF high-z.

3011

Modulator: enabled.

DAC: AC BUF only, OUT high-z.

4100

Modulator: enabled.

DAC: DC common mode output.

5101

Modulator: enabled.

DAC: DC differential output.

6110

Modulator: enabled.

DAC: AC common mode output.

7111

Modulator: sleep.

DAC: sleep.

1 2 ... 32 33 34 35 36 37 38 39 40

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Cirrus-logic CS5373A Manuel d'utilisateur Page 37

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