TDA7718BTR datasheet(11/40 Pages) STMICROELECTRONICS

No de pièce	TDA7718BTR

Description	3 band car audio processor

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TDA7718B

Electrical specifications

Middle control

CRANGE Control range

-

±14

±15

±16

dB

ASTEP

Step resolution

-

0.5

1

1.5

dB

fc

Center frequency

fC1

-

500

-

Hz

fC2

-1

-

kHz

fC3

-1.5

-

kHz

fC4

-2.5

-

kHz

QMIDDLE Quality factor

Q1

-0.75

-

Q2

-1

-

Q3

-1.25

-

Treble control

CRANGE Clipping level

-

±14

±15

±16

dB

ASTEP

Step resolution

-

0.5

1

1.5

dB

fc

Center frequency

fC1

-

10

-

kHz

fC2

-

12.5

-

kHz

fC3

-

15

-

kHz

fC4

-

17.5

-

kHz

Speaker attenuators

GMAX

Max gain

-

14

15

16

dB

AMAX

Max attenuation

-

-79

-74

dB

ASTEP

Step resolution

-

0.5

1

1.5

dB

AMUTE Mute attenuation

-

80

90

-

dB

EE

Attenuation set error

-

2

dB

VDC

DC steps

Adjacent attenuation steps

-

0.1

5

mV

Audio outputs

VCL

Clipping level

d = 0.3 %; byte8_D6=1

2

-

VRMS

d = 1 %; byte8_D6=0

2.2

-

VRMS

ROUT

Output impedance

-

20

100

W

RL

Output load resistance

-

2

-

k



CL

Output load capacitor

-

10

nF

VDC

DC voltage level

-

3.8

4.0

4.2

V

Subwoofer lowpass

fLP

Lowpass corner frequency

fLP1

-55

-

Hz

fLP2

-85

-

Hz

fLP3

-

120

-

Hz

fLP4

-

160

-

Hz

Table 5. Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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