ELECTRICAL CHARACTERISTICS (continued)

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

SOFT STEP

Switch Time

10

ms

BASS CONTROL

Control Range

±14

dB

Step Resolution

2

dB

Center Frequency

60

Hz

70

Hz

80

Hz

100

(2)

Hz

Quality Factor

1

1.25

1.5

2

Bass-Dc-Gain

DC = off

0

dB

DC = on

4.4

dB

TREBLE CONTROL

Control Range

±14

dB

Step Resolution

2

dB

Center Frequency

10

KHz

12.5

KHz

15

KHz

17.5

KHz

SPEAKER ATTENUATORS

Control Range

50

dB

Step Resolution

1

dB

Output Mute Attenuation

80

dB

Attenuation Set Error

3

dB

DC Steps

Adjacent Attenuation Steps

0.1

10

mV

AUDIO OUTPUTS

Clipping Level

d = 0.3%

2.2

2.6

Output Load Resistance

2

K

Ω

Output Load Capacitance

10

nF

Output Impedance

30

120

Ω

DC Voltage Level

3.8

V

GENERAL

Output Noise

BW = 20 Hz to 20 KHz

output muted

5

µV

BW = 20 Hz to 20 KHz

all gain = 0dB

10

µV

S/N

Signal to Noise Ratio

106

dB

96

dB

d

Distortion

0.002

%

0.05

%

Channel separation Left/Right

80

100

dB

Total Tracking Error

0

1

dB

0

2

dB

1) SM pin is active low (mute condition)

2) See description of Audioprocessor Part - Bass & Treble filter characteristics programming

TDA7403

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