TDA7402 データシートの表示（PDF） - STMicroelectronics

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コンポーネント説明

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TDA7402

Car Radio Signal Processor

STMicroelectronics 

Electrical specifications

TDA7402

Table 2.

Symbol

Electrical characteristics (continued)

Parameter

Test condition

Min. Typ. Max. Unit

Mixing control

MLEVEL Mixing ratio

GMAX Max. gain

AMAX Max. attenuation

ASTEP Attenuation step

Multiplexer output (1)

Main / mix source

-6/-6

dB

13

15

17

dB

-83

-79

-75

dB

0.5

1

1.5

dB

ROUT

) RL

t(s CL

uc VDC

Output impedance

Output load resistance

Output load capacitance

DC voltage level

rod Loudness control

P ASTEP Step resolution

te AMAX Max. attenuation

bsole fPeak Peak frequency

t(s) - O Volume control

c GMAX

du AMAX

ro ASTEP

Max. gain

Max. attenuation

Step resolution

te P EA Attenuation set error

ole ET Tracking error

ObsVDC DC steps

fP1

fP2

fP3

fP4

G = -20 to +20dB

G = -80 to -20dB

Adjacent attenuation steps

From 0dB to GMIN

225 300

W

2

kΩ

10

nF

4.3 4.5 4.7

V

0.5

1

1.5

dB

-21

-19

-17

dB

180 200 220 Hz

360 400 440 Hz

540 600 660 Hz

720 800 880 Hz

30

32

34

dB

-83 -79.5 -75

dB

0

0.5

1

dB

-0.75 0 +0.75 dB

-4

0

3

dB

2

dB

0.1

3

mV

0.5

5

mV

Soft mute

AMUTE Mute attenuation

T1

T2

TD Delay time

T3

T4

VTH low Low threshold for SM Pin(2)

VTH high High threshold for SM Pin

80 100

dB

0.48

1

ms

0.96

2

ms

70 123 170 ms

200 324 600 ms

1

V

2.5

V

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