MAS3549F datasheet(82/92 Pages) MICRONAS

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MAS 35x9F

DATA SHEET

June 30, 2004; 6251-505-1DS

Micronas

Analog Audio Input

VAI

Analog line input clipping

level (at minimum analog

input gain, i.e.

−3dB)

INL/R

Vpp

VSUPA

bits[15], [14] in

2.2

>2.2 V

2.6

>2.4 V

3.2

>3.0 V

VMI

Microphone input clipping

level (at minimum analog

input gain, i.e. +21 dB)

MICIN

mVpp

VSUPA

bits[15], [14] in

141

>2.0 V

167

>2.4 V

282

>3.0 V

RinAI

Analog line input resistance

INL/R

Ω

at minimum analog input

gain, i.e.

−3dB

at maximum analog input

gain, i.e. +19.5 dB

not selected

RinMI

Microphone input resistance

MICIN

Ω

at minimum analog input

gain, i.e.

−21 dB

at maximum analog input

gain, i.e. +43.5 dB

not selected

SNRAI

Signal-to-noise ratio of line

input

INL/R

dB(A)

BW = 20 Hz...20 kHz,

analog gain = 0 dB,

input 1 kHz at VAI−20 dB

SNRMI

Signal-to-noise ratio of

microphone input

MICIN

dB(A)

BW = 20 Hz...20 kHz,

analog gain = +21 dB,

input 1 kHz at VMI−20 dB

THDAI

Total harmonic distortion of

analog inputs

INL/R

MICIN

0.01

0.02

BW = 20 Hz...20 kHz,

analog gain = 0 dB,

resp. 24 dB,

input 1 kHz at

−3dBFS=V

AI−6dB

resp. VMI−6dB

XTALKAI

Crosstalk attenuation

left/right channel

(analog inputs)

INL/R

MICIN

f = 1 kHz, sine wave,

analog gain = 0 dB,

input =

−3dBFS

PSRRAI

Power supply rejection ratio

for analog audio inputs

AVDD0/1,

INL/R

MICIN

1 kHz sine at 100 mVrms

≤100 kHz sine at

100 mVrms

Symbol

Parameter

Pin Name

Limit Values

Unit

Test Conditions

Min.

Typ.

Max.

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