TDA7513T_07 Datasheet, PDF (16/84 Pages) STMicroelectronics – Single chip FM/AM tuner with stereo decoder and audio processor

Electrical characteristcs
TDA7513T
Table 14. General
(with 20pF/65pF dummy antenna; input levels @ SG,emf; output @ audioprocessor output;
audioprocessor all flat; stereo decoder input gain = 5.75dB)
Symbol
Parameter
Test condition
Min Typ Max Unit
US Useable sensitivity
SNR = 20dB
26
dBμV
SNR
MS
Signal to Noise ratio
Maximum Sensitivity
@ ΔVout = -10dB
mod =30%, Vsg = 74dBμV
mod =80%, Vsg = 74dBμV
56 60 dB
20
dBμV
0.59
%
1.48
%
THD Total Harmonic Distortion
mod =30%, Vsg =
120dBμV
mod =80%, Vsg =
120dBμV
1.88
%
3
%
THDLF THD @ low frequency
mod =30%, Vsg =
74dBμV, fmod=100Hz
2
%
Vout
ISN
IFCS
Audio output level
Interstation noise level
IF Counter sensitivity
rms
ΔVout @ RF OFF
266
mV
-35 -31 dB
8
10 20 dBμV
OSCVcc
5.6
mA
PLLVcc
1.9
mA
Icc DC current
DIGVcc
TUNVcc
IF1Vcc
12.1
mA
68
mA
7.8
mA
APVcc
27
mA
Table 15. Mixer1 (Input at AMMIX1IN+, no mod)
Symbol
Parameter
Test condition
Min Typ Max Unit
Gv conversion gain
from AMMIX1IN+to IFT1
secondary loaded with 330 Ω
13
dB
IIP3 Input 3^rd order intercept point referred to AMMIX1IN+
130
dBμV
Rin
input resistance (differential)
AMMIX1IN+ w.r.t.
AMMIX1IN-
1.2
kΩ
IFT1
min
CIFT1 adjustment max
capacitor
step
Between MIXOUT+ and
MIXOUT-
0
pF
8.25
pF
0.55
pF
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