STW5095(2005) Ver la hoja de datos (PDF) - STMicroelectronics

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STW5095
(Rev.:2005)

Low Power Asynchronous Stereo Audio Codec with Integrated Power Amplifiers

STMicroelectronics 

STw5095

8 Operative Ranges

8.3 Power Dissipation

Unless otherwise specified, VCCP = VCCLS = VCCA = 2.7V to 3.3V, VCCIO = VCC = 1.71V to 2.7V,

Tamb = -30°C to 85°C, all analog outputs not loaded; typical characteristics are specified at

VCCIO = VCC = 1.8V, VCCP = VCCLS = VCCA = 2.7V, Tamb = 25°C.

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

POFF

PAD

PDA

Power Down Dissipation

Stereo ADC power

Stereo DAC power

No Master Clock

0.2

µW

AMCK=13MHz

2.9

µW

26.3

mW

22.6

mW

PDAAD Stereo ADC+DAC power

44.0

mW

PAA

Stereo Analog Path power

13.8

mW

8.4 Typical power dissipation

Tamb = 25°C; Analog Supply: VCCP = VCCLS = VCCA = 2.7V; Digital Supply:VCCIO = VCC = 1.8V

Full scale signal in every path, 20kΩ load at analog outputs.

No Master Clock

N.

Function

CR0-CR2

setting

1 Power Down

CR0=0x00

CR1=0x00

CR2=0x00

CR0=0xD0

Stereo analog path

2

CR1=0x0C

(Mic-LO)

CR2=0xC0

Stereo analog path CR0=0xD0;

3

CR1=0x0C;

(Mic-Mixer-LO)

CR2=0xC3

Other settings

MICLO=1

MICSEL=2

MIXMIC=1

MICSEL=2

Supply

Current

Analog:

Digital:

Total:

Analog:

Digital:

Total:

Analog:

Digital:

Total:

0.02 µA

0.20 µA

4.3 mA

2.0 µA

5.4 mA

2.0 µA

Power

0.05 µW

0.36 µW

0.41 µW

11.6 mW

0.0 mW

11.6 mW

14.6 mW

0.0 mW

14.6 mW

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