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參數(shù)資料
| 型號(hào)： | TDA7312 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDIP30 |
| 封裝： | 0.400 INCH, SDIP-30 |
| 文件頁數(shù)： | 8/13頁 |
| 文件大?。?/td> | 3460K |
| 代理商： | TDA7312 |
ELECTRICAL CHARACTERISTICS (refer to the test circuit Tamb = 25°C, VS = 9V, RL = 10K
,
RG = 600
, all controls flat (G = 0), f = 1KHz unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
SUPPLY
VS
Supply Voltage
6
9
10
V
IS
Supply Current
8
11
mA
SVR
Ripple Rejection
60
80
dB
INPUT SELECTORS
RII
Input Resistance
Input 1, 2, 3
35
50
70
K
VCL
Clipping Level
2
2.5
Vrms
SIN
Input Separation (2)
80
100
dB
RL
Output Load resistance
2
K
eIN
Input Noise
2
V
VOLUME CONTROL
RIV
Input Resistance
20
33
50
k
CRANGE
Control Range
70
75
80
dB
AVMIN
Min. Attenuation
-1
0
1
dB
AVMAX
Max. Attenuation
70
75
80
dB
ASTEP
Step Resolution
0.5
1.25
1.75
dB
EA
Attenuation Set Error
Av = 0 to -20dB
Av = -20 to -60dB
-1.25
-3
0
1.25
2
dB
ET
Tracking Error
2dB
VDC
DC Steps
adjacent attenuation steps
From 0dB to Av max
0
0.5
3
7.5
mV
SPEAKER ATTENUATORS
Crange
Control Range
35
37.5
40
dB
SSTEP
Step Resolution
0.5
1.25
1.75
dB
EA
Attenuation set error
1.5
dB
AMUTE
Output Mute Attenuation
80
100
dB
VDC
DC Steps
adjacent att. steps
from 0 to mute
0
1
3
10
mV
BASS CONTROL (1)
Gb
Control Range
Max. Boost/cut
+12
+14
+16
dB
BSTEP
Step Resolution
1
2
3
dB
RB
Internal Feedback Resistance
34
44
58
K
TREBLE CONTROL (1)
Gt
Control Range
Max. Boost/cut
+13
+14
+15
dB
TSTEP
Step Resolution
1
2
3
dB
DIGITAL OUTPUTS
VCESAT
VOUT = Low IC =1mA
0.2
0.3
V
Ileak
I leakage
VOUT = VS
10
A
TDA7312
4/13
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