TDA7501 datasheet(8/29 Pages) STMICROELECTRONICS

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Electrical specifications

TDA7501

8/29

ATTMAX Max. attenuation

internal reference mode

-73

ATTSTEP Step resolution

ATTMUTE Output mute attenuation

100

Attenuation set error

from +15 to -40dB

VDC

DC steps

Adjacent attenuation steps

0.3

VDCOUT Output DC voltage

internal reference mode

4.15

external reference mode

outre

VCLIP

Output clipping level

d = 0.3%, VCC = VDD = 8.3V

gain = 0dB

gain = 6dB

2.3

2.8

VRMS

d = 0.3%, VCC = 12V

VDD = 8.3V gain = 6dB

4VRMS

Output load resistance

AC coupled

Output load capacitance

ROUT

Output impedance

120

Output noise

BW = 20Hz-20kHz muted0dB

muted 6dB

gain = 0dB

gain = 6dB

3.0

7.5

μV

S/N

Signal to noise ratio

BW = 20Hz-20kHz VO =

2VRMS

VO = 4VRMS

106

110

dout

Distortion

VOUT = 1VRMS; all stages 0dB

0.00

0.08

Channel separation left/right

100

Crosstalk

100

ADCVDDREF (CODEC reference)

Imaxadc

Max. output current

pin 40

BUS INPUTS

Vlow

Voltage for logic "0

"inputs SEL, SCL,SDA,MUTE

0.8

Vhigh

Voltage for logic "1

"inputs SEL, SCL,SDA,MUTE

2.4

Vth_SPI

SPI_mode threshold voltage

VDD-

1.8

Table 4.

Electrical characteristcs (continued)

(VDD = VS = 8.3V; V33 = 3.3V Tamb = 25°C; RL = 10kΩ; all gains = 0dB;

f = 1kHz; unless otherwise specified)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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