Alpine TDA7556R Service Manual page 10

TDA-7556R/7659R/
TDA-7552RV/7550R
No Connection terminal.
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No Connection terminal. 2 fo)
FM/AM.
AUDIO IN
RESET
RDS CLK
RDS DATA
DTS CE
FM/AM mode switching signal output terminal. H: FM
Audio xerox Detection terminal.
System reset input terminal.
RDS clock input terminal from RDS Decoder.
RDS data input terminal from RDS Decoder.
DTS CE input terminal.
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ol Cf A] ot
1
No Connection terminal.
z
N
50K REF Bea L.P.F. switching output terminal at RDS mode.
VDD
X2
x1
Cc
Power supply terminal.
=
System clock OSC connection terminal. (4.9152 MHz)
eee
ee
a
Ea
3)
Ee
GND terminal.
PLL Data input terminal.
Analog power supply terminal for A/D converter.
Reference voitage terminal for A/D converter.
Port detects adjoining rejection interference of station.
Port detects multi path interference of station.
ST signal input terminal.
Station detector signal input terminal.
N
PLL DATA I
AVOD
AVrEFO
S.METER
Al
ST
n Oo
SNE NENETNITINININININI SN
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