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參數(shù)資料
| 型號： | TDA7314 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDIP24 |
| 封裝： | 0.300 INCH, SDIP-24 |
| 文件頁數(shù)： | 8/12頁 |
| 文件大?。?/td> | 3422K |
| 代理商： | TDA7314 |
ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
AUDIO OUTPUTS
VOCL
Clipping Level
d = 0.3%
2
2.5
Vrms
RL
Output Load Resistance
2
K
CL
Output Load Capacitance
10
nF
ROUT
Output resistance
30
75
120
VOUT
DC Voltage Level
4.2
4.5
4.8
V
GENERAL
eNO
Output Noise
BW = 20-20KHz, flat
output muted
all gains = 0dB
2.5
515
V
A curve all gains = 0dB
3
V
S/N
Signal to Noise Ratio
all gains = 0dB; VO = 1Vrms
106
dB
d
Distortion
AV = 0, VIN = 1Vrms
AV = -20dB VIN = 1Vrms
VIN = 0.3Vrms
0.01
0.09
0.04
0.1
0.3
%
Sc
Channel Separation left/right
80
103
dB
Total Tracking error
AV = 0 to -20dB
-20 to -60 dB
0
1
2
dB
BUS INPUTS
VIL
Input Low Voltage
1
V
VIH
Input High Voltage
3
V
IIN
Input Current
-5
+5
A
VO
Output Voltage SDA
Acknowledge
IO = 1.6mA
0.4
V
Note:
(1) Bass and Treble response see attached diagram (fig.19). The center frequency and quality of the resonance behaviour can be choosen by
the external circuitry. A standard first order bass response can be realized by a standard feedback network.
Figure 1: Loudness versus Volume Attenuation
Figure 2: Loudness versus Frequency
(CLOUD = 100nF)
TDA7314
5/12
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