TDA7338 Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Lista de partido

TDA7338

STEREO DECODER

STMicroelectronics 

TDA7338

Table 5. Programming of the Noiseblanker

PIN 1 (PROG)

Trigger Threshold

GND

LOW

OPEN

HIGH

VDD

HIGH

Figure 8. Trigger Threshold vs. VPEAK

VTH

Peak Voltage Control By Fieldstrength

ON

ON

OFF

300mV

MIN. TRIG. THRESHOLD

100mV

60mV

180mV

NOISE ADJUSTED

TRIG. THRESHOLD

0.9V

D95AU369

1.5V

VPEAK(V)

Figure 9. Behaviour of the Field Strength Controlled Threshold Adiustment

VPEAK

MONO

STEREO

≈3V

TRIG. THRESHOLD

2.2V

NOISE

noisy signal

ATC_SB OFF

(PROG=VS)

D95AU370

good signal

0.9V

E'

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