TDA7465 データシートの表示（PDF） - STMicroelectronics

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TDA7465

DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SRS SURROUND SOUND AND VOICE CANCELLER

STMicroelectronics 

THERMAL DATA

Symbol

Description

Rth j-pins Thermal Resistance Junction-pins

ABSOLUTE MAXIMUM RATINGS

Symbol

VS

T amb

Tstg

Parameter

Operating Supply Voltage

Operating Ambient Temperature

Storage Temperature Range

TDA7465

Ma x.

Value

85

Unit

°C/W

Value

Unit

11

V

-10 to 85

°C

-55 to +150

°C

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 Attenuation Control (0.5dB)

Treble Control (2db step)

Middle Control (2db step)

Bass Control (2dB step)

Balance Control 1dB step (LCH, RCH)

Mute Attenuation

Min.

7

2

-31.5

-14

-14

-14

-79

Typ.

9

0.01

106

90

100

Max.

10.2

0.1

0

+14

+14

+14

0

Unit

V

Vrms

%

dB

dB

dB

dB

dB

dB

dB

dB

ELECTRICAL CHARACTERISTICS (refer to the test circuit Tamb = 25°C, VS = 9V, RL = 10KΩ,

Vin = 1Vrms; RG = 600Ω, all controls flat (G = 0dB), Effect Ctrl = -6dB, MODE = OFF; f = 1KHz

unless otherwise specified)

Symbol

SUPPLY

Parameter

Test Condition

Min. Typ. Max.

VS

IS

SVR

Supply Voltage

Supply Current

Ripple Rejection

INPUT STAGE

RIN

Input Resistance

VCL

Clipping Level

ARANGE

AVMIN

Attenuation Range

Min. Attenuation

AVMAX

Max. Attenuation

ASTEP

Step Resolution

VDC

DC Steps

AVO1

Voice Canceller Output 1

AVO2

Voice Canceller Output 2

LCH / RCH out, Mode = OFF

7

9

10.2

25

60

80

37.5

THD = 0.3%

2

-1

31

-1

Adjacent att. step

-3

LIN = RIN, RIN = ON,

5

Vmix = 0V FIX, 0dB attenuation

LIN = RIN = 0V Vmix = 1Vrms FIX, -1

0dB attenuation

50

2.5

31.5

0

31.5

0.5

0

6

0

62.5

1

32

1

3

7

1

Unit

V

mA

dB

KΩ

Vrms

dB

dB

dB

dB

mV

dB

dB

3/20

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