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TDA7317 数据表(PDF) 3 Page - STMicroelectronics

部件名 TDA7317
功能描述  FIVE BANDS DIGITAL CONTROLLED GRAPHIC EQUALIZER
PDF  12 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7317 数据表(HTML) 3 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
INPUT
RI
Input Resistance
20
30
40
K
Ω
VIN max
Max Input Signal
THD = 0.3%
2
2.5
VRMS
INS
Input Separation (1)
80
100
dB
VOLUME CONTROL
CRANGE
Control Range
17.625
dB
AVMIN
Min. Attenuation
-0.5
0
0.5
dB
AVMAX
Max. Attenuation
16.7
17.625
18.6
dB
ASTEP
Step Resolution
0.175
0.375
0.575
dB
EA
Attenuation Set Error
-1
1
dB
ET
Tracking Error
0.5
dB
VDC
DC Steps
adjacent attenuation steps
0
3
mV
GRAPHIC EQUALIZER
THD
Distortion
0.01
0.1
%
Cs
Channel Separation
80
100
dB
eNO
Output Noise
BW = 20Hz to 20KHz
flat, AV = 0dB
820
µV
A curve
6
µV
BW = 20Hz to 20KHz AV = 0dB
All bands = max. boost
All bands = max. cut
24
6
µV
µV
S/N
Signal to Noise Ratio
AV = 0dB; Vref =1VRMS
100
dB
Bstep
Step Resolution
1
2
3
dB
CRANGE
Control Range
max boost/cut
±12
±14
±16
dB
VDC
DC Steps
Adiacent Control Steps
0.5
3
mV
AUDIO OUTPUTS
VO
Output Voltage
THD = 0.3%
2
2.5
VRMS
RL
Output Load Resistance
2
K
Ω
CL
Output Load Capacitance
10
nF
RO
Output Resistance
5
10
20
Ω
VOUT
DC Voltage Level
4.2
4.5
4.8
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
ADDRESS PIN (Internal 50K
Ω pull down resistor)
VIL
Input Low Voltage
1V
VIH
Input High Voltage
VCC -1V
V
NOTE: The input is grounded thru the 2.2
µP capacitors
TDA7317
3/12



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