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TDA7344 Datasheet(PDF) 4 Page - STMicroelectronics

Part No. TDA7344
Description  DIGITAL CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7344 Datasheet(HTML) 4 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (refer to the test circuit Tamb =25
°C, VS = 9V, RL = 10KΩ,
RG = 600
Ω, all controls flat (G = 0),Effect Ctrl = -6dB, MODE = OFF; f = 1KHz
unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
SUPPLY
VS
Supply Voltage
7
9
10.5
V
IS
Supply Current
20
25
35
mA
SVR
Ripple Rejection
LCH /RCH out, Mode = OFF
60
80
dB
INPUT STAGE
RII
Input Resistance
35
50
65
K
VCL
Clipping Level
THD = 0.3%; Lin or Rin
2
2.5
Vrms
THD = 0.3%; Rin + Lin (2)
3.0
Vrms
CRANGE
Control Range
19.68
dB
AVMIN
Min. Attenuation
-1
0
1
dB
AVMAX
Max. Attenuation
18.68
19.68
20.68
dB
ASTEP
Step Resolution
0.11
0.31
0.51
dB
VDC
DC Steps
adjacent att. step
-3
0
3
mV
VOLUME CONTROL
CRANGE
Control Range
70
75
dB
AVMIN
Min. Attenuation
-1
0
1
dB
AVMAX
Max. Attenuation
70
75
dB
ASTEP
Step Resolution
Av = 0 to -40dB
0.5
1.25
1.75
dB
EA
Attenuation Set Error
Av = 0 to -20dB
Av = -20 to -60dB
-1.5
-3
0
1.5
2
dB
dB
ET
Tracking Error
2dB
VDC
DC Steps
adjacent attenuation steps
From 0dB to Av max
-3
-5
0
0.5
3
5
mV
mV
BASS CONTROL (1)
Gb
Control Range
Max. Boost/cut
+11.5
+14
+16
dB
BSTEP
Step Resolution
1
2
3
dB
RB
Internal Feedback Resistance
32
44
56
K
TREBLE CONTROL (1)
Gt
Control Range
Max. Boost/cut
+13
+14
+15
dB
TSTEP
Step Resolution
0.5
2
1.5
dB
EFFECT CONTROL
CRANGE
Control Range
- 21
- 6
dB
SSTEP
Step Resolution
1
dB
TDA7344
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