TDA7468D datasheet(5/23 Pages) STMICROELECTRONICS

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TDA7468

BASS CONTROL

Control Range

Max. Boost/cut

±12.0

±14.0

±16.0

BSTEP

Step Resolution

Internal Feedback Resistance

Ω

BASS ALC CONTROL

Rattack1

Attack Time Resistor 1

12.5

Ω

Rattack2

Attack Time Resistor 2

Ω

Rattack3

Attack Time Resistor 3

Ω

Rattack4

Attack Time Resistor 4

100

Ω

Thresh1

Threshold 1

700

mVrms

Thresh2

Threshold 2

485

mVrms

Thresh3

Threshold 3

320

mVrms

Thresh4

Threshold 4

170

mVrms

TREBLE CONTROL

Control Range

Max. Boost/cut

+13.0

+14.0

+15.0

TSTEP

Step Resolution

Internal Resistance

Ω

AUDIO OUTPUTS

VOCL

Clipping Level

THD = 0.3%

2.5

Vrms

Output Load Resistance

Ω

VOUT

DC Voltage Level

4.5

GENERAL

ENO

Output Noise

BW = 20Hz to 20KHz;

All gains 0dB;

output muted

µV

flat

µV

S/N

Signal to Noise Ratio

All gains 0dB

; VO = 1Vrms ;

100

Channel Separation Left/Right

dDistortion

AV = 0; VI = 0.1Vrms ;

0.1

AV = 0; VI = 1Vrms ;

0.01

Channel Separation left/right

Total Tracking Error

BUS INPUT

VIL

Input Low Voltage

VIH

Input High Voltage

2.5

IIN

Input Current

VIN = 0.4V

-5

µA

Output Voltage (ACK)

IO = 1.6mA

0.4

0.8

ELECTRICAL CHARACTERISTICS (continua)

(refer to the test circuit Tamb = 25°C, VS = 9V, f = 1KHz all controls flat (G = 0dB), unless otherwise

specified)

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

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