E-TDA7479D Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

E-TDA7479D

Single chip RDS demodulator + filter

STMicroelectronics 

TDA7479

2

Electrical specification

Electrical specification

2.1

Thermal data

Table 3. Thermal data

Symbol

Parameter

Rth j-case Thermal resistance junction to case

Max.

SO16

200

TSSOP16 Unit

160

°C/W

2.2

Absolute maximum ratings

Table 4. Absolute maximum ratings

Symbol

Parameter

VS Supply voltage

Top Operating temperature range

Tstg Storage temperature

Value

Unit

-0.3 to 7

V

-40 to 85

°C

-55 to 150

°C

2.3

Electrical characteristics

Table 5.

Symbol

Electrical characteristics

(Tamb = 25°C, VS = 5V, unless otherwise specified)

Parameter

Test condition

VS

IS

Filter

Supply voltage

Supply current

fC Center frequency

BW 3dB Bandwidth

G Gain

A Attenuation

f = 57 kHz

f ± 4 kHz

f = 38 kHz

RI Input impedance of MPX

RL Load impedance on FILOUT

S/N Signal to noise ratio

VIN MPX input signal

SRDS

SARI

RDS detection sensitivity

ARI Detection Sensitivity

f = 67 kHz

VIN = 3 mVrms

f = 19 kHz; T3  40 dB(1)

f = 57 kHz (RDS+ ARI)

Min. Typ. Max. Unit

4.5

5

5.5

V

7.5 11.0 mA

56.5 57 57.5 kHz

2.5

3

3.5 kHz

18

20

22

dB

18

22

dB

50

60

dB

35

45

dB

80 120 150 K

1

M

30

40

dB

1000 mVRMS

50 mVRMS

1

mVrms

3

mVrms

5/12

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