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TDA7348 データシート(PDF) 8 Page - STMicroelectronics

部品番号 TDA7348
部品情報  Digitally controlled audio processor
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7348 データシート(HTML) 8 Page - STMicroelectronics

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Electrical characteristics
TDA7348
8/20
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
μV
All Gains 0dB (B = 20 to
20kHz flat)
5
15
μV
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
1
V
VlN
Input high voltage
3
V
IlN
Input current
VIN = 0.4V
-5
5
μA
VO
Output voltage SDA
acknowledge
IO = 1.6mA
0.4
0.8
V
Table 2.
Absolute maximum ratings
Symbol
Parameter
Value
Unit
VS
Operating supply voltage
10.5
V
Tamb
Operating ambient temperature
-40 to 85
°C
Tstg
Storage temperature range
-55 to 150
°C
Table 3.
Thermal data
Symbol
Parameter
SO28
Unit
Rth j-amb Thermal Resistance Junction pins
65
°C/W
Table 4.
Quick reference data
Symbol
Parameter
Min.
Typ.
Max.
Unit
VS
Supply voltage
6
9
10.2
V
VCL
Max. input signal handling
2.1
2.6
Vrms
THD
Total harmonic distortion V = 1Vrms f = 1KHz
0.01
0.08
%
S/N
Signal to noise ratio
106
dB
Table 1.
Electrical characteristics (continued)
VS = 9V; RL = 10KΩ; Rg = 50Ω; Tamb = 25°C; all controls flat (G = 0.3dB step
0dB); f = 1KHz. Refer to the test circuit, unless otherwise specified.
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit


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