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East-West
Y/N
00
CMB1/CMB
0 bits
-
AM
bits
AVL
Pin 20
Pin 28
Pin 29
Pin 31
Pin 32
SNDIF(1
)
Pin 35
Pin 44
Note
1. When additional (external) selectivity is required for FM-PLL system pin 32 can be used as sound IF input.
This function is selected by means of SIF bit in subaddress 28H.
2.
the reference output signal is only available for the CMB1/CMB0 setting of 0/1. for the other settings this pin is
a switch output(see also 5 table 67).
Pin No. 6: Control keys input (Max. Limit voltage)
Function
POWER
Voltage
AN7522/7523
Function : audio output
Symbol
PIN
N
01/10/1
00
1
-
-
EWD
AUDEEM
DECSDEM
SNDPLL
REFO(2)
AVL/SNDIF(1
)
AUDEXT
AUDOUT
MENU
TV/AV
0
0.4125
Function
Y
01/10/1
00
1
-
-
REFO(2)
AMOUT
AUDEXT
V-
0.825
1.2375
Symbol
13
N
01/10/11
00
0
1
-
AVL
SIFIN1
SIFIN2
SIFAGC
REFO(2)
AMOUT
QSS
AMOUT
AUDEXT
O
Controlled AM or audio out
V+
P-
1.65
2.0625
PIN
Function
Y
01/10/11
0
1
EWD
REFO(2)
QSS
AMOUT
O
P+
2.475
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