TDA4445A データシートの表示（PDF） - Temic Semiconductors
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TDA4445A
Temic Semiconductors
TDA4445A Datasheet PDF : 8 Pages
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TDA4445A/TDA4445B
TELEFUNKEN Semiconductors
Quasi Parallel Sound Operation
Parameters
Test Conditions / Pins Symbol Min.
Typ.
Max.
Unit
fPC = 38.9 MHZ, fSCI = 33.4 MHZ, fSC2 = 33.16 MHz,
PC/SC= 13 dB, PC/SC2= 20 dB, PC unmodulated (equivalent to sync. peak current)
Minimum input voltage
5.5 MHz output signal
–3dB
Pin 1–16
vi
Maximum input voltage +1dB
Pin 1–16
vi
50
mV
80
mV
Sound-IF-output voltage
v1–16 = 10 mV, Pin 12
SC unmodulated,
5.5 MHz signal
v
5.74 MHz signal
250
mV
110
AM-Demodulation
fSC= 39.2 MHz, m = 80 %, fmod = 1 kHz
Parameters
Test Conditions / Pin
Symbol Min.
Typ.
Max. Unit
Minimum input voltage
Audio output signal –3dB
Pin 1–16
v
50
mV
DC output voltage
v1–16 = 10 mV,
unmodulated Pin 6
V
4.1
V
DC output current
Distortion
AF output voltage
V6 = 7.5 V, V3 = 3.5 V
Pin 6
Imax
v1–16 = 10 mV, m =80 %,
fmod = 1 kHz Pin 6
d
v1–16 = 10 mV, m = 80 %,
fmod = 1 kHz Pin 6
v
0.65
mA
1.5
3.0
%
850
mV
4 (8)
Rev. A1: 14.09.1995
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