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TDA7467 数据表(PDF) 4 Page - STMicroelectronics

部件名 TDA7467
功能描述  AUDIO MATRIX WITH SRS EFFECTS
PDF  11 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7467 数据表(HTML) 4 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
AUDIO OUTPUTS
No(Off)
Output Noise (OFF)
Output muted, Flat
BW (20Hz to 20KHz)
4
5
µVrms
µVrms
No(srs)
Output noise (srs)
Surround Sound
BW (20Hz to 20KHz)
50
µVrms
d
Distortion
AV =0;Vin = 1Vrms
0.01
0.1
%
SC
Channel Separation
90
dB
Vocl
Clipping Level
d = 0.3%
2
2.5
Vrms
Rout
Output Resistance
30
Ω
Vout
DC Voltage Level
3.8
V
BUS INPUTS
Vil
Input Low Voltage
1V
Vih
Input High Voltage
3
V
Iin
Input Current
-5
5
µA
Vo
Output Voltage SDA
Acknowledge
IO =1.6mA
0.4
V
SRS SURROUND SOUND MATRIX
CENTER
SRS Control Range
-31
0
dB
StepC
Center Step Resolution
1
dB
SPACE
SRS Space Control Range
-31
0
dB
StepS
Space Step Resolution
1
dB
PERSP1
Perspective 1
Input Signal of 125Hz
SPACE = 0dB, CENTER = MUTE
Rin = GND; Lin
→ ROUT
12
dB
PERSP2
Perspective 2
Input Signal of 2.15KHz
SPACE = 0dB, CENTER = MUTE
Rin = GND; Lin
→ ROUT
0dB
L+R
L+ R SRS Curve
SPACE = MUTE, CENTER =0dB
Rin = GND; Lin
→ ROUT
-8.5
dB
L, R
L, R SRS Curve
SPACE = MUTE, CENTER =0dB
Rin = GND; Lin
→ LOUT
Lin = GND; Rin
→ ROUT
-13.4
dB
TDA7467
4/11



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