TDA7720B datasheet(12/42 Pages) STMICROELECTRONICS

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Electrical specifications

TDA7720B

12/42

DocID024331 Rev 2

HPF

FHP

High-pass corner frequency

(3)

fHP1

-100

fHP2

-120

fHP3

-150

Audio outputs

VCL

Clipping level

PRE

THD = 0.5%

VCC = 8.5V output

level/gain = 4V/5 dB

2.5

VRMS

FRONT REAR

THD = 0.3%

VCC = 8.5V output

level/gain = 4V/5dB

PRE

THD = 0.5%

VCC = 11.5V output

level/gain = 5.75V/5dB

3.55

VRMS

FRONT REAR

THD = 0.3%

VCC = 11.5V output

level/gain = 5.75V/5dB

ROUT

Output impedance



Output load resistance



Output load capacitor

VDC

Output DC level

Output level/gain = 4 V / 5 dB

3.8

4.0

4.2

Output level/gain = 5.75 V / 8 dB

5.5

5.75

GOUT

Output gain

Output level/gain = 4 V /5 dB

Output level/gain = 5.75 V / 8 dB

Subwoofer low-pass

fLP

Low-pass corner frequency

(3)

fLP1

-55-Hz

fLP2

-85-Hz

fLP3

-120

fLP4

-160

DC offset detection circuit

Vth

Zero comp. window size

±20

±30

±40

±30

±45

±55

±40

±60

±70

±90

±100

Table 5. Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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