TDA7449L(1999) Просмотр технического описания (PDF) - STMicroelectronics

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TDA7449L
(Rev.:1999)

LOW COST DIGITALLY CONTROLLED AUDIO PROCESSOR

STMicroelectronics 

TDA7449L

ABSOLUTE MAXIMUM RATINGS

Symbol

VS

Tamb

Tstg

Parameter

Operating Supply Voltage

Operating Ambient Temperature

Storage Temperature Range

PIN CONNECTION

Value

10.5

-10 to 85

-55 to 150

CREF

VS

PGND

ROUT

LOUT

R_IN2

R_IN1

L_IN1

L_IN2

MUXOUT(L)

1

20

2

19

3

18

4

17

5

16

6

15

7

14

8

13

9

12

10

11

D98AU869

SDA

SCL

DIG_GND

N.C.

N.C.

N.C.

N.C.

N.C.

N.C.

MUXOUT(R)

THERMAL DATA

Symbol

Rth j-pin

Parameter

Thermal Resistance Junction-pins

Value

150

Unit

V

°C

°C

Unit

°C/W

QUICK REFERENCE DATA

Symbol

VS

VCL

THD

S/N

SC

Parameter

Supply Voltage

Max. input signal handling

Total Harmonic Distortion V = 1Vrms f = 1KHz

Signal to Noise Ratio V out = 1Vrms (mode = OFF)

Channel Separation f = 1KHz

Input Gain in (2dB step)

Volume Control (1dB step)

Balance Control 1dB step

Mute Attenuation

Min.

6

2

0

-47

-79

Typ.

9

0.01

106

90

100

Max.

10.2

0.1

30

0

0

Unit

V

Vrms

%

dB

dB

dB

dB

dB

dB

2/13

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