TDA7402_00 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TDA7402_00

CAR RADIO SIGNAL PROCESSOR

STMicroelectronics 

TDA7402

Figure 22. Trigger Threshold vs. VPEAK

VTH

2 60m V (0 0)

2 20m V (0 1)

1 80m V (1 0)

1 40m V (1 1)

M IN . TR IG . THR ES H OL D

8 S TE PS

6 5m V

3 0m V

0 .9 V

NO IS E C ON TR OL LE D T RIG . TH RE S HO LD

1.5 V

VPEAK [V]

Figure 23. Fig. 23: Deviation Controlled Trigger Adjustment

VP E A K

[V ]

OP

00

2 .8

01

2 .0

10

1 .2

0 .9

D etector off (11 )

20

32 .5

45

75

Figure 24. Fieldstrength Controlled Trigger Adjustment

VP E A K

D E V IA T ION [KH z]

≈ 3V

MONO

S TERE O

NO ISE

noisy s ign al

2 .4V (00)

1.9V (01 )

1.4V (10 )

A TC _SB O FF (1 1)

g ood signa l

0 .9 V

E’

30/59

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