TDA7412 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TDA7412

CARRADIO SIGNAL PROCESSOR

STMicroelectronics 

1.10 Voice-Band Application

Figure 14. VoiceBand Application with HPF 300/450/600/750Hz and LPF 3k/6kHz

0.0

TDA7412

-10.0

-20.0

dB

-30.0

-40.0

-50.0

10.0

100.0

1.0K

Hz

10.0K

1.11 Output Selector

The output-selector allows to connect the main- or the second-source to the Front-, Rear and Subwoofer speak-

er-attenuator, respectively. As an example of this programming the device is able to connect via software the

main-source to the back (rear) and the second-source to the front (see Figure 17). In addition to this stage allows

to setup different applications by IIC-Bus programming. In figure 18 to 20 three examples are given.

Figure 15. Output Selector

ACOUT ACINF ACINR SWIN

MAIN SOURCE

LEFT CHANNEL

VOICE BAND

BANDPASS

25K

MAIN SOURCE 25K

RIGHT CHANNEL

SECOND SOURCE

25K

25K

LEFT CHANNEL

SECOND SOURCE

MS MONO

50K 50K 50K

LOWPASS

SEC.S MONO

OFF/ON FC

SPEAKER FRONT

SPEAKER REAR

SPEAKER SUBWOOFER

D00AU1155

19/56

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