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TDA7512F Datasheet(PDF) 12 Page - STMicroelectronics

Part # TDA7512F
Description  FM car-radio tuner IC with intelligent selectivity system (ISS)
PDF  45 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7512F Datasheet(HTML) 12 Page - STMicroelectronics

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Electrical specifications
TDA7512F
12/45
Doc ID 12668 Rev 2
CP1dB
1dB compression point
referred to diff. mixer input
-
100
-
dBµV
IIP3
3rd order intermodulation
-
-
122
-
dBµV
IQG
I/Q gain adjust
G
-1
-
+1
%
IQP
I/Q phase adjust
PH
-7
-
+8
DEG
IRR
Image rejection ratio
ratio wanted/image
30
40
-
dB
IRR
Image rejection ratio
with gain and phase adjust
40
46
-
dB
IF1 Amplifier1,2 (10.7 MHz)
G1min
Min. gain
IFG, referred to 330
Ω
-9-
dB
G1max
Max. gain
IFG, referred to 330
Ω
-15-
dB
G2min
Min. gain
IFG, referred to 330
Ω
-9-
dB
G2max
Max. gain
IFG, referred to 330
Ω
-11-
dB
RIN
Input resistance
-
-
330
-
Ω
ROUT
Output resistance
-
-
330
-
Ω
CP1dB
1dB compression point
referred to 330
Ω input
-
105
-
dBµV
IIP3
3rd order Intermodulation
referred to 330
Ω input
-
126
-
dBµV
Mixer 2 (450 kHz)
RIN
Input impedance
-
-
330
-
W
V46
Max. input voltage
-
-
900
-
mVRMS
V48
Limiting sensitivity
S/N = 20dB
-
25
-
µV
G
Mixer gain
-
-
18
-
dB
Limiter 1 (450 kHz)
GLimiter
Gain
-
-
80
-
dB
Demodulator, audio output
THD
Total harmonic distortion
Dev.= 75 kHz, V46 = 10 mVRMS
--
0.1
%
VMPX
MPX output signal
Dev.= 75 kHz
-
500
-
mVRMS
ROUT
Output resistance
-
-
50
-
Ω
|ΔV|min
DC offset fine adjust
DEM, MENA = 1
-
8.5
-
mV
|ΔV|max
DC offset fine adjust
DEM, MENA = 1
-
264
-
mV
S/N
Signal to noise
Dev.= 40 kHz,V46 = 10 mVRMS
-76-
dB
Quality detection
S-meter, unweighted fieldstrength
V46
Min. input voltage MIX2
-
-
10
-
µV
V14
Fieldstrength output
V46 = 0 VRMS
-0.1
-
V
Table 5.
Electrical characteristics (continued)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit



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