TDA7513T Datasheet, PDF (5/59 Pages) STMicroelectronics – SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR

TDA7513T
4 ELECTRICAL CHARACTERISTCS
4.1 FM (V_CC = 8V; T_amb = 25°C; V_sg = 60dBµV; fc = 98.1MHz; f_dev = 40kHz; f_mod = 1kHz unless otherwise
specified)
Table 3. General (audioprocessor all flat and stereo decoder input gain = 4dB )
Symbol
US
SNR
LS
THD
Parameter
Useable sensitivity
Signal to Noise ratio
Limiting Sensitivity
Total Harmonic Distortion
Vout
ISN
IFCS
Icc
Audio output level
Interstation noise
IF Counter sensitivity
DC current OSCVcc
PLLVcc
DIGVcc
TUNVcc
IF1Vcc
APVcc
Test Condition
Min Typ
SNR = 40dB
0
66
Soft Mute OFF; @ ∆Vout = -3dB
-4
fdev = 40kHz
0.1
fdev = 75kHz
0.15
rms
375
∆Vout @ RF OFF; Soft Mute OFF
-13
2
5.7
1.9
9.8
50
13.4
27.3
Max
0.3
0.5
10
Unit
dBµV
dB
dBµV
%
%
mV
dB
dBµV
mA
mA
mA
mA
mA
mA
Table 4. Mixer1
Symbol
Gv
Parameter
conversion gain
IIP3
CIFT1
Rin
3^rd order intercept point
IFT1
min
adjustment
capacitor
max
step
input resistance (single
ended)
Test Condition
Min Typ Max Unit
from RFT secondary to IFT1
secondary loaded with 330Ω
referred to RFT secondary
9
dB
dBµV
Between MIXOUT+ and MIXOUT-
0
pF
8.25
pF
0.55
pF
FMMIX1IN+ and FMMIX1IN- w.r.t.
10
Ω
gnd
Table 5. Front-end Adjustment (VRFadj and VANTadj referred to VLFOUT)
Symbol
Parameter
Test Condition
Min Typ Max Unit
Vantadj min
-40
%
max
40
%
step
1.29
%
VRFadj min
-40
%
max
40
%
step
1.29
%
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