TDA7346D datasheet(3/14 Pages) STMICROELECTRONICS

No. de pieza	TDA7346D

Descripción Electrónicos	DIGITAL CONTROLLED SURROUND SOUND MATRIX

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ELECTRICAL CHARACTERISTICS (refer to the test circuit Tamb =25

°C, VS = 9V, RL = 10KΩ,

RG = 600

Ω, all controls flat (G = 0),Effect Ctrl = -6dB, MODE = OFF; f = 1KHz

unless otherwise specified)

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

SUPPLY

VS

Supply Voltage

7

9

10.2

V

IS

Supply Current

10

mA

SVR

Ripple Rejection

LCH /RCH out, Mode = OFF

60

80

dB

INPUT STAGE

RII

Input Resistance

100

K

Ω

VCL

Clipping Level

THD = 0.3%; Lin or Rin

2

2.5

Vrms

THD = 0.3%; Rin + Lin (2)

3.0

Vrms

CRANGE

Control Range

20

dB

AVMIN

Min. Attenuation

-1

0

1

dB

AVMAX

Max. Attenuation

20

dB

ASTEP

Step Resolution

0.31

dB

VDC

DC Steps

adjacent att. step

0

mV

EFFECT CONTROL

CRANGE

Control Range

- 21

- 6

dB

SSTEP

Step Resolution

1

dB

680nF

C16

HP1

HP2

L-in

0.1

µF

C17

Lout

Rout

AGND

DIG GND

SCL

ADDR

LP1

1.2nF

C6

LP

REAR

R-in

0.1

µF

C7

5.6nF

C15

TDA7346

SDA

PS1

100nF

C14

PS2

4.7nF

C13

CREF

22

µF

C3

PS3

22nF

C4

PS4

22nF

C5

100nF

C2

10

µFC1

VS

D93AU040C

6798

5

16

19

1

20

3

12

10

11

13

14

15

2

4

17

18

TEST CIRCUIT

TDA7346

3/14

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