Power supply characteristics, Cs5373a – Cirrus Logic CS5373A User Manual

Page 18

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CS5373A

18

DS703F2

POWER SUPPLY CHARACTERISTICS

Notes: 38. All outputs unloaded. Digital inputs forced to VD or GND respectively.

39. Power supply rejection is characterized by applying a 100 mVp-p 50-Hz sine wave to each supply.

Parameter

Symbol Min Typ

Max

Unit

Modulator Power Supply Current

Analog Power Supply Current

(

Note 38

)

I

A

-

5

7

mA

Digital Power Supply Current

(

Note 38

)

I

D

-

200

300

μA

DAC AC Mode Supply Current

Analog Power Supply Current

(

Note 38

)

I

A

-

7.8

10

mA

Digital Power Supply Current

(

Note 38

)

I

D

-

200

-

μA

DAC DC Mode Supply Current

Analog Power Supply Current

(

Note 38

)

I

A

-

4.8

-

mA

Digital Power Supply Current

(

Note 38

)

I

D

-

200

-

μA

Modulator Sleep Current

Analog Power Supply Current

(

Note 38

)

I

A

-

200

-

μA

Digital Power Supply Current

(

Note 38

)

I

D

-

20

-

μA

DAC Sleep Current

Analog Power Supply Current

(

Note 38

)

I

A

-

400

-

μA

Digital Power Supply Current

(

Note 38

)

I

D

-

100

-

μA

Power Down Current (MCLK = 0)

Analog Power Supply Current

(

Note 38

)

I

A

-

100

-

μA

Digital Power Supply Current

(

Note 38

)

I

D

-

20

-

μA

Time to Enter Power Down (MCLK disabled)

(

Note 10

)

PD

TC

-

40

-

μS

Power Supply Rejection

Power Supply Rejection Ratio

(

Note 39

)

PSRR

-

90

-

dB

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