STW5095 datasheet(59/73 Pages) STMICROELECTRONICS

部件名	STW5095

功能描述	Low-power asynchronous stereo audio Codec with integrated power amplifiers

PDF	73 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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Analog input/output operative ranges

STw5095

58/72

Analog input/output operative ranges

11.1

Analog levels

11.2

Microphone input levels

Analog supply range: 2.7 V < VCCA <3.3 V

Table 18.

Reference full scale analog levels

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

0dBFS level

2.7V < VCCA < 3.3V

dBVpp

Vpp

0dBFS level low voltage

mode

2.4V < VCCA < 2.7V

3.18

dBVpp

Vpp

Table 19.

Absolute levels at pins connected to preamplifiers

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

Overload level, single

ended

MIC gain = 0 to 6dB

707

-6

mVRMS

Vpp

dBFS

Overload level,single

ended, versus MIC gain

MIC gain > 6dB

−(MIC_Gain)

dBFS

Overload level, differential

MIC gain = 0dB

1.41

mVRMS

Vpp

dBFS

Overload level, differential,

versus MIC gain

MIC gain > 0dB

−(MIC_Gain)

dBFS

Note: When 2.4 V < VCCA < 2.7 V, voltage values are reduced by 2dB.

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