tda7314 STMicroelectronics, tda7314 Datasheet - Page 5

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tda7314

Manufacturer Part Number
tda7314
Description
Digital Controlled Audio Processor With Loudness
Manufacturer
STMicroelectronics
Datasheet

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ELECTRICAL CHARACTERISTICS (continued)
AUDIO OUTPUTS
GENERAL
BUS INPUTS
Note:
(1) Bass and Treble response see attached diagram (fig.19). The center frequency and quality of the resonance behaviour can be choosen by
Figure 1: Loudness versus Volume Attenuation
Symbol
the external circuitry. A standard first order bass response can be realized by a standard feedback network.
R
V
V
e
S/N
V
V
V
R
C
Sc
I
OCL
OUT
OUT
NO
d
IN
IH
IL
O
L
L
Clipping Level
Output Load Resistance
Output Load Capacitance
Output resistance
DC Voltage Level
Output Noise
Signal to Noise Ratio
Distortion
Channel Separation left/right
Total Tracking error
Input Low Voltage
Input High Voltage
Input Current
Output Voltage SDA
Acknowledge
Parameter
d = 0.3%
BW = 20-20KHz, flat
output muted
all gains = 0dB
A curve all gains = 0dB
all gains = 0dB; V
A
A
A
I
O
V
V
V
= 1.6mA
-20 to -60 dB
= 0, V
= -20dB V
= 0 to -20dB
Test Condition
IN
= 1Vrms
Figure 2: Loudnessversus Frequency
V
IN
IN
= 1Vrms
= 0.3Vrms
O
= 1Vrms
(C
LOUD
= 100nF)
Min.
4.2
30
80
-5
2
2
3
Typ.
0.01
0.09
0.04
106
103
2.5
4.5
2.5
75
5
3
0
0
Max.
120
4.8
0.1
0.3
0.4
10
15
+5
1
2
1
TDA7314
Vrms
Unit
K
nF
dB
dB
dB
dB
%
%
%
V
V
V
V
V
V
V
A
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