TDA7513T Datasheet, PDF (45/59 Pages) STMicroelectronics – SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR

TDA7513T
MSB
0
0
0
1
1
0
1
1
LSB
6dB
8dB
10dB
not used
FUNCTION
SUBADDRESS 25: FM NAGC key and AM WAGC
MSB
LSB
FUNCTION
D7 D6 D5 D4 D3 D2 D1 D0
FM Narrow ACGC key IF input
0
0
0 36dB
0
0
1 42dB
0
1
0 48dB
0
1
1 54dB
1
0
0 60dB
1
0
1 66dB
1
1
0 72dB
1
1
1 keying OFF
AM WAGC starting point @ MIX1IN
0
0
0
0
0
88dBµV
-
-
-
-
-
-
1
1
1
1
1
106dBµV
SUBADDRESS 26: AM NAGC key and FM demod ref frequency test
MSB
LSB
FUNCTION
D7 D6 D5 D4 D3 D2 D1 D0
1
1
0 test for FM demod ref freq divider (standard
configuration)
AM WAGC starting point @ MIX2IN
0
0
0
0
0
85dBµV
-
-
-
-
-
-
1
1
1
1
1
103dBµV
SUBADDRESS 27: ISS tests
MSB
LSB
FUNCTION
D7 D6 D5 D4 D3 D2 D1 D0
ISS test multiplexer (1)
0
0
0
0
0
0
0
0 no test
0
0
0
0
0
0
0
1 test MP thresholds
0
0
0
0
0
0
1
0 test ACN thresholds
0
0
0
0
0
1
0
0 test DW thresholds
0
0
0
0
1
0
0
0 test D thresholds
0
0
0
1
0
0
0
0 test ACW thresholds
0
0
1
0
0
0
0
0 test ac
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