TDA7407TR データシートの表示（PDF） - STMicroelectronics

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TDA7407TR

Advanced car signal processor

STMicroelectronics 

TDA7407

Figure 4. Trigger threshold vs.VPEAK

VTH

Noise blanker part

MIN. TRIG. THRESHOLD

8 STEPS

65mV

30mV

0.9V

D97AU648

260mV(00)

220mV(01)

180mV(10)

140mV(11)

NOISE CONTROLLED

TRIG. THRESHOLD

1.5V

VPEAK(V)

Figure 5. Deviation controlled trigger adjustment

VPEAK

(VOP)

00

2.8

01

2.0

10

1.2

0.9

DETECTOR OFF (11)

D97AU649

20 32.5

45

75

DEVIATION(KHz)

Figure 6. Fieldstrength controlled trigger adjustment

VPEAK

MONO

STEREO

»3V

NOISE

2.4V(00)

1.9V(01)

1.4V(10)

ATC_SB OFF (11)

0.9V

noisy signal

D97AU650

good signal

E'

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