TDA7514 STMicroelectronics, TDA7514 Datasheet - Page 18

• Manufacturer Part Number: TDA7514
• Description: SINGLE-CHIP FM/AM TUNER
• Manufacturer: STMicroelectronics

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TDA7514
3.4.1
3.4.1.1 Intermodulation Suppression
measured with: 91% pilot signal; fm = 10kHz or 13kHz.
3.4.1.2 Traffic Radio (V.F.) Suppression
measured with: 91% stereo signal; 9% pilot signal; fm=1kHz; 5% subcarrier (f=57kHz, fm=23Hz AM,
m=60%)
3.4.1.3 SCA ( Subsidiary Communications Authorization )
measured with: 81% mono signal; 9% pilot signal; fm=1kHz; 10%SCA - subcarrier ( f
lated ).
3.4.1.4 ACI ( Adjacent Channel Interference )
measured with: 90% mono signal; 9% pilot signal; fm=1kHz; 1% spurious signal ( f
unmodulated).
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NOTES TO THE CHARACTERISTICS
α114
α190
α3
α2
α67
=
=
α57 V
=
=
=
---------------------------------------------------------------- - ;
V
---------------------------------------------------------------- - ;
V
V
---------------------------------------------------------------- - ;
V
---------------------------------------------------------------- - ;
V
---------------------------------------------------------------- - ;
V
O
V
O
(
V
V
V
O
O
O
O
(
O
(
spurious
·
spurious
O
O
O
(
(
(
(
(
WF
spurious
spurious
spurious
signal
signal
(
(
(
signal
signal
signal
)
=
) at1kHz
) at1kHz
(
----------------------------------------------------------------------------------------- - ""
V
(
) at1kHz
) at1kHz
) at1kHz
) at1kHz
) at1kHz
(
(
(
(
O
(
) at1kHz
) at1kHz
) at1kHz
(
(
(
(
spurious
V
O
)
)
(
signal
)
)
)
)
)
)
)
)
) at1kHz
f
(
f
s
s
f
f
f
s
s
s
=
) at1kHz
=
(
=
=
=
(
(
3.13 kHz
2 10kHz
(
110kHz
186kHz
2.38kHz
⋅
±
⋅
23kHz
)
–
–
) 19kHz
) 67kHz
) 38kHz
(
(
–
–
–
3.38kHz
5.38kHz
)
)
)
S
= 110kHz or 186kHz,
S
= 67kHz, unmodu-