TDA7443D

4/15

ELECTRICAL CHARACTERISTICS

(Refer to the test circuit Tamb=25C, Vs=9V, f=1kHz ,all controls flat, unless otherwise specified)

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

SUPPLY

Supply Voltage

5

9

10

V

Supply Current

tbd

mA

SVR

Ripple Rejection

60

80

dB

INPUT STAGE

Input Resistance

35

50

65

k

Ω

Clipping Level

THD = 0.3%

2

2.5

Vrms

Input Separation

80

100

dB

Minimum Input Gain

-1

0

1

dB

Maximum Input Gain

13

14

15

dB

Step Resolution

1.5

2

2.5

dB

AGC

-1

0

1

dB

6

7

8

dB

0.5

1

1.5

dB

SURROUND

Input Resistance

35

50

65

k

Ω

Phase Shifter:D1=0,D0=0

8.3

11.8

15.2

k

Ω

Phase Shifter:D1=0,D0=1

10

14.1

18.3

k

Ω

Phase Shifter:D1=1,D0=0

12.6

17.9

23.3

k

Ω

Phase Shifter:D1=1,D0=1

26.4

37.3

48.85

k

Ω

Effect Control Range

-21

-6

dB

Effect Control Step Resolution

0.5

1

1.5

dB

VOLUME CONTROL

Minimum Attenuation

-1

0

1

dB

Maximum Attenuation

61

63

65

dB

Step Resolution

0.5

1

1.5

dB

Attenuation set error

-1

0

1

dB

-2

0

2

dB

DC Steps

Adjacent att. steps

-3

0

3

mV

BASS CONTROL

Control Range

Max. Boost/Cut

±12

±14

±16

dB