TDA7513T_07 Datasheet, PDF (18/84 Pages) STMicroelectronics – Single chip FM/AM tuner with stereo decoder and audio processor

Electrical characteristcs
TDA7513T
Table 18. IF2 amplifier
(Input at AMIF2AMPIN, fc = 450kHz, no mod)
Symbol
Parameter
Test condition
max prog
Gv, max gain, no AGC
min prog
ΔGv gain decrease in full AGC w.r.t. Gv, max
Rin input resistance
AMMIX2IN w.r.t. ground
Table 19. AGC2
Symbol
Parameter
AGC2R
AGC2 filtering ^reception
resistor
seek
Test condition
Table 20. Audio output
(output at TUNEROUT, 2.7k Ω load)
Symbol
Parameter
Test condition
Vaudio audio level
rms, 30% modulation
Table 21. Field strength meter
(Input at AMIF2AMPIN; fc = 450 kHz, no mod)
(SG,emf level = V65 – 29dB)
Symbol
Parameter
Test condition
FS1 FSmeter1
FS2 FSmeter2
FS3 FSmeter3
FSR
FSmeter
filter resistor
FFSS
Filtered
FSmeter
Slider
V(AMIF2AMPIN) = 50
dBμV
V(AMIF2AMPIN) = 70
dBμV
V(AMIF2AMPIN) = 90
dBμV
min
SMETERTC pin
max
min
max
step
Min Typ Max Unit
64.8
dB
62.8
61.7
60.2
58.3
55.8
53.2
-40
dB
2
kΩ
Min Typ Max Unit
150
kΩ
5
kΩ
Min Typ Max Unit
305
mV
Min Typ Max Unit
0.7
dBμV
2.1
dBμV
4.2
dBμV
16.5
kΩ
75
kΩ
0
V
1.5
V
48.4
mV
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