tda7421n STMicroelectronics, tda7421n Datasheet - Page 31

• Manufacturer Part Number: tda7421n
• Description: Am/fm Tuner For Car Radio And Hi-fi Applications
• Manufacturer: STMicroelectronics

7.3 FM STOP STATION / FM IF AGC (subaddress 01H)
7.4 FM SMETER SLIDER\IF2 AMPLIFIER (subaddress 02H)
FMsmeter
FAG2
FSL4
slider
MSB
MSB
MSB
MSB
ifagc
all combinations allowed
FM
X
X
0
1
1
0
0
1
FMsmeter
FSL3
slider
ifagc
all combinations allowed
FM
X
X
0
1
1
0
0
1
FMsmeter
FAG1
FSL2
slider
ifagc
LSB
FM
X
X
0
0
1
0
0
1
stopstation
FMsmeter
FAG0
FSL1
slider
MSB
FM
X
X
0
1
0
0
1
stopstation
FMsmeter
sliderr
FSS4
FSL0
LSB
all combinations allowed
FM
X
0
X
1
0
1
1
stopstation
if2Amp
IF2A1
FSS3
MSB
AM
FM
X
0
1
0
0
1
1
stopstation
if2Amp
IF2A0
FSS2
LSB
AM
FM
X
0
1
0
1
0
1
stopstation
FSS1
LSB
LSB
LSB
FM
X
0
1
FSS0
FM STOP STATION THRESHOLD
Maximum sensitivity
Minimum sensitivity
FM IF AGC THRESHOLD
Maximum sensitivity
Minimum sensitivity
Keyed AGC disabled
FM SMETERSLIDING (mV)
0
48
1500
IF2 AMPLIFIER GAIN
50dB
53dB
56dB
59dB
FUNCTION
FUNCTION
TDA7421N
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