TDA7430 - TDA7431

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Table 5. Electrical Characteristcs (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

Parameter

Test Condition

Min.

Typ.

Max.

Unit

SUPPLY

VS

Supply Voltage

7

9

10.2

V

IS

Supply Current

10

18

26

mA

SVR

Ripple Rejection

LCH / RCH out, Mode = OFF

60

80

dB

INPUT STAGE

RIN

Input Resistance

35

50

65

K

Ω

VCL

Clipping Level

THD = 0.3%

2

2.5

Vrms

CRANGE

Control Range

31.5

dB

AVMIN

Min. Attenuation

-1

0

1

dB

AVMAX

Max. Attenuation

31

31.5

32

dB

ASTEP

Step Resolution

0.5

1

dB

VDC

DC Steps

adjacent att. step

-3

0

3

mV

AVO1

Voice Canceler Output 1

LIN = RIN, RIN = ON,

Vmix = 0V FIX, 0dB attenuation

567

dB

AVO2

Voice Canceler Output 2

LIN = RIN = 0V,

Vmix = 1Vrms FIX, 0dB attenuation

-1

0

1

dB

AVO3

Voice Canceler Output 3

LIN = RIN, Vmix = 0V FIX,

0dB attenuation

567

dB

RLPV

Low Pass Filter Resistance

22.4

32

41.6

K

Ω

RMIX

Input Impedance

70

100

130

K

Ω

BASS CONTROL

Gb

Control Range

Max. Boost/cut

±11.5

±14.0

±16.0

dB

BSTEP

Step Resolution

1

2

3

dB

RB

Internal Feedback Resistance

32

44

56

K

Ω

MIDDLE CONTROL

Gm

Control Range

Max. Boost/cut

±11.5

±14.0

±16.0

dB

MSTEP

Step Resolution

1

2

3

dB

RM

Internal Feedback Resistance

17.5

25

32.5

K

Ω

TREBLE CONTROL

Gt

Control Range

Max. Boost/cut

±13.0

±14.0

±15.0

dB

TSTEP

Step Resolution

1

2

3

dB

Obsolete

Product(s)

- Obsolete

Product(s)