TDA7513T_07 Datasheet, PDF (41/84 Pages) STMicroelectronics – Single chip FM/AM tuner with stereo decoder and audio processor

TDA7513T
Functional description
Tuner
bit0:
bit1:
bit2:
bit3:
bit4:
bit5:
bit6:
bit7:
ISS filter, 1 = ON, 0 = OFF
ISS filter bandwidth, 1 = 80kHz, 0 = 120kHz
MPOUT,1 = multipath present, 0 = no multipath
1 = PLL is locked in , 0 = PLL is locked out
fieldstrength indicator, 1 = lower than softmute; 0 = higher than softmute threshold
adjacent channel indicator, 1 = adjacent channel present, 0 = no adjacent channel
deviation indicator, 1 = strong overdeviation present, 0 = no strong overdeviation
deviation indicator, 1 = overdeviation present, 0 = no overdeviation
Stereo decoder / audio processor
bit2:
Soft Mute status, 1 = ON, 0 = OFF
bit3:
Stereo mode, 1 = stereo, 0 = mono
Table 28. ISS Modes 1
sm
ac
ac+
dev
0
0
0
0
0
1
X
0
0
1
X
1
1
X
X
0
1
0
0
1
1
1
X
1
Table 29. ISS Modes 2
sm
ac
ac+
dev
0
0
0
0
0
1
0
0
0
1
1
X
0
1
0
1
1
X
X
0
1
0
0
1
1
1
0
1
1
1
1
1
dev+
0
0
X
0
X
X
dev+
0
0
X
X
0
X
X
X
ISSon
0
1
1
1
0
1
80KHz
0
1
0
1
0
0
ISSon
0
1
1
1
1
0
1
1
80KHz
0
0
1
0
1
0
0
1
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