TDA4340X Просмотр технического описания (PDF) - Siemens AG
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TDA4340X Datasheet PDF : 15 Pages
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TDA 4340X
3.3 AC/DC Characteristics (cont’d)
VS = 10 V, TA = 25 °C
Parameter
Symbol
Limit Values Unit
min. typ. max.
Test Condition
Control Range (osc. OFF)
Minimum
τAM min
13
15
17
µs
Maximum
τAM max
35
40
45
µs
V17 = 3 V, V15 = 6 V, V7 = 1 V
Cdeemph = 6.8 nF
V17 = 3 V, V15 = 0 V, V7 = 1 V
Cdeemph = 6.8 nF
Stereo/Mono Blend Control
Channel separation V16
Channel separation V16
Reference voltage V17
V17 – V17 – V17 – mV
140 115 90
V17 – V17 – V17 – mV
190 170 150
0.5
4.5 V
15 dB sep.
6 dB sep.
Oscillator
Max. osc. frequency fosc max
Min. osc. frequency fosc min
VCO gain
∆f/∆V1
Oscillator voltage V2 DC
Oscillator swing
V2 AC
0.7
– 2.0
– 13
3
800
1.0
– 1.0
– 10
4
1100
2.0
– 0.7
–7
5
1400
%
%
kHz/V
V
mVpp
100% × (fmax/456 kHz – 1)
100% × (fmin/456 kHz – 1)
PLL
PD gain
∆i/∆Φ1) 5
7.0 9
µA/rad Vpilot = 54 mVrms
Noise Detector
Input resistance R6
75
Input high-pass filter fin, 6
80
Trigger threshold V6 min
Trigger threshold V6 dyn
Maximum noise
mean value
V6maxmean
100 135 kΩ
100 120 kHz – 3 dB
10
mVrms V8 = V8 (V6 mean = 0),
f6 = 200 kHz
160
mVrms V8 = V8 (V6 mean = 50 mVrms),
f6 = 200 kHz
80
mVrms f6 = 200 kHz
Semiconductor Group
10
04.96
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