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參數(shù)資料
| 型號： | TDA7342 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP32 |
| 封裝： | TQFP-32 |
| 文件頁數(shù)： | 11/14頁 |
| 文件大?。?/td> | 316K |
| 代理商： | TDA7342 |
ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
GENERAL
VCC
Supply Voltage
6
9
10.2
V
ICC
Supply Current
5
10
15
mA
PSRR
Power Supply Rejection Ratio
f = 1KHz
60
80
dB
B = 20 to 20kHz "A" weighted
65
dB
eNO
Output Noise
Output Muted (B = 20 to 20kHz flat)
2.5
V
All Gains 0dB (B = 20 to 20kHz flat)
5
15
V
Et
Total Tracking Error
AV = 0 to -20dB
0
1
dB
AV = -20 to -60dB
0
2
dB
S/N
Signal to Noise Ratio
All Gains = 0dB; VO = 1Vrms
106
dB
SC
Channel Separation
80
100
dB
d
Distortion
VIN =1V
0.01
0.08
%
BUS INPUTS
VIL
Input Low Voltage
1V
VlN
Input High Voltage
3
V
IlN
Input Current
VIN = 0.4V
-5
5
A
VO
Output Voltage SDA
Acknowledge
IO = 1.6mA
0.4
0.8
V
Note 1: WIN represents the MUTE programming bit pair D6, D5 for the zero crossing window threshold
Note 2: Internall pullup resistor to Vs/2; "LOW" = softmute active
TDA7342
6/14
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