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TDA7468
BASS CONTROL
Gb Control Range Max. Boost/cut ±12.0 ±14.0 ±16.0 dB
B
STEP
Step Resolution 1 2 3 dB
R
B
Internal Feedback Resistance 33 44 55 KΩ
BASS ALC CONTROL
R
attack1
Attack Time Resistor 1 12.5 KΩ
R
attack2
Attack Time Resistor 2 25 KΩ
R
attack3
Attack Time Resistor 3 50 KΩ
R
attack4
Attack Time Resistor 4 100 KΩ
Thresh1 Threshold 1 700 mVrms
Thresh2 Threshold 2 485 mVrms
Thresh3 Threshold 3 320 mVrms
Thresh4 Threshold 4 170 mVrms
TREBLE CONTROL
Gt Control Range Max. Boost/cut +13.0 +14.0 +15.0 dB
T
STEP
Step Resolution 1 2 3 dB
R
t
Internal Resistance 25 KΩ
AUDIO OUTPUTS
V
OCL
Clipping Level THD = 0.3% 2 2.5
Vrms
R
L
Output Load Resistance 2 KΩ
VO
UT
DC Voltage Level 4.5 V
GENERAL
E
NO
Output Noise BW = 20Hz to 20KHz;
All gains 0dB;
output muted 5 µV
flat 10 15 µV
S/N Signal to Noise Ratio
All gains 0dB
; V
O
= 1V
rms
;
100 dB
S
C
Channel Separation Left/Right 90 dB
dDistortion A
V
= 0; V
I
= 0.1V
rms
; 0.1 %
A
V
= 0; V
I
= 1V
rms
; 0.01 %
S
C
Channel Separation left/right 90 dB
Total Tracking Error 0 1 dB
BUS INPUT
V
IL
Input Low Voltage 1V
V
IH
Input High Voltage 2.5 V
I
IN
Input Current V
IN
= 0.4V -5 5 µA
V
O
Output Voltage (ACK) I
O
= 1.6mA 0.4 0.8 V
ELECTRICAL CHARACTERISTICS (continua)
(refer to the test circuit T
amb
= 25°C, V
S
= 9V, f = 1KHz all controls flat (G = 0dB), unless otherwise
specified)
Symbol Parameter Test Condition Min. Typ. Max. Unit