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TDA7513T Datasheet, PDF (7/59 Pages) STMicroelectronics – SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR
TDA7513T
Symbol
Rin
Rout
Parameter
input resistance (single-ended)
output resistance
Test Condition
FMIFAMP2IN to gnd
Min Typ Max Unit
330
Ω
330
Ω
Table 9. Field-strength Meter (Input at FMMIX2IN; fc = 10.7MHz, no mod) (antenna level = V67 – 49dB)
Symbol
FS1
FS2
FS3
FSR
FFSS
Parameter
FSmeter1
FSmeter2
FSmeter3
FSmeter filtering resistor
Filtered
min
FSmeter Slider
max
Test Condition
V(FMMIX2IN+) = 50 dBµV
V(FMMIX2IN+) = 70 dBµV
V(FMMIX2IN+) = 90 dBµV
SMETERTC pin
Min Typ
1.4
2.7
4.4
10.7
0
1.5
Max Unit
dBµV
dBµV
dBµV
kΩ
V
V
step
50
mV
Table 10. MPX output (output at TUNEROUT)
Symbol
Parameter
Test Condition
Gc
conversion gain
Vaudio audio level
peak, 40kHz deviation
Min Typ Max Unit
5.42
mV/kHz
217
mVp
Table 11. Field-strength Stop Station (Input at FMMIX2IN – fc = 10.7MHz, no mod) (antenna level = V69 – 49dB)
Symbol
Parameter
Test Condition
Min Typ Max Unit
FSSSmin minimum threshold
Vthr = 0.4V
50
dBµV
FSSSmax maximum threshold
Vthr = 3.4V
78
dBµV
FSSSstep threshold step
∆Vthr = 200mV
3
dB
Table 12. Soft Mute
Symbol
Parameter
SMD Soft Mute Depth min
max
MCVlow Mute control voltage low
MCVhigh Mute control voltage high
ACMcl Adjacent
min
channel mute max
clamp voltage
step
Test Condition
V(FMMUTETC) @ No mute
attenuation
V(FMMUTETC) @ Max mute
attenuation
Max V(FMMUTETC) in
Adjacent Channel conditions
Min Typ Max Unit
13.4
dB
16
dB
19.5
dB
24
dB
0.2
V
2
V
500
mV
2000
mV
100
mV
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