TDA7572 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TDA7572

200W mono bridge PWM amplifier with built-in step-up converter

STMicroelectronics 

Electrical specifications

TDA7572

4.3.3 Input stage

Table 8.

Symbol

Input stage

Parameters

Test conditions

Input diff. amp./ gain attenuator

RIN,

No

compress

ion

Input resistance

RIN max

compress

ion

INLEVEL1=0, INLEVEL0=0

INLEVEL1=0, INLEVEL0=1

INLEVEL1=1, INLEVEL0=0

INLEVEL1=1, INLEVEL0=1

INLEVEL1=0, INLEVEL0=0

INLEVEL1=0, INLEVEL0=1

INLEVEL1=1, INLEVEL0=0

INLEVEL1=1, INLEVEL0=1

INLEVEL1=0, INLEVEL0=0

VInMax

Input clipping level

Voltage level of the input

that trespassed cause

clipping in the preamplifier

INLEVEL1=0, INLEVEL0=1

INLEVEL1=1, INLEVEL0=0

INLEVEL1=1, INLEVEL0=1

INLEVEL1=1,INLEVEL0=1

Not tested in production

AIN_0

(VAOUT-VSVR) / (VInP-VinM)

INLEVEL1=0, INLEVEL0=0,

no compression

AIN_2

Input stage gain

AIN_1

(VAOUT- VSVR) / (VInP-VinM)

INLEVEL1=0, INLEVEL0=1,

no compression

(VAOUT- VSVR) / (VInP-VinM)

INLEVEL1=1, INLEVEL0=0

no compression

AIN_3

(VAOUT- VSVR) / (VInP-VinM)

INLEVEL1=1, INLEVEL0=1,

no compression

VoutH

AOUT output voltage swing

With respect to SVR, 10K loading

to a buffered version of SVR

VoutL AOUT output swing

With respect to SVR, 10K loading

to a buffered version of SVR

AOUTTHD THD

Vin=1Vrms, f=20-20KHz,

INLEVEL1=0, INLEVEL0=0,

no compression

Min.

-30%

-30%

-30%

-30%

-30%

-30%

-30%

-30%

2

7

2.6

9.5

-10

-4

-15

-6.3

-17.6

2

Typ. Max. Units

20

12

22

12

15.6

12

16

12

+30%

+30%

+30%

+30%

+30%

+30%

+30%

+30%

KΩ

VRMS

VRMS

VRMS

VRMS

+10

-3

-2

dB

-14

-13

dB

-5.3

-4.3 dB

-16.6 -15.6 dB

V

-2

V

0.01 0.05 %

18/64

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