TDA7511 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'TDA7511' PDF : 41 Pages View PDF
TDA7511
ELECTRICAL CHARACTERISTICS (continued)
Tamb = +25°C, VCC1 = VCC2 = VCC3 = VCCVCO = VCCMIX1 = VCCMIX2 = 8.5V, fRF = 1MHz, fMOD = 400Hz at 30%
AMfIF1 = 10.7MHz, fIF2 = 450kHz, fxtal = 10.25MHz, in test or application circuit, (unless otherwise noted, VinRF
antenna input).
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
A Gain
6
dB
Cmin Min. capacitance step
IF1T
0.55
pF
Cmax Max. capacitance
IF1T
8.25
pF
C61-62
IF1T
2
pF
AM Mixer2 (450kHz)
RIN Input impedance
Dependent on application
5
kΩ
IP3 3rd order intercept point
140
dBµV
F
Noise figure
12
dB
A Max. gain
Mixer2 tank output
15
dB
∆A Gain control range
20
dB
Cmin Min. cap step
IF2T
1.6
pF
Cmax Max. cap
IF2T
24
pF
C55-56
IF2T
2
pF
ELECTRICAL CHARACTERISTICS
Symbol
Parameter
ADDITIONAL PARAMETERS
Outputs of Tuning Voltage(TV1, TV2)
VOUT Output voltage
ROUT Output impedance
Xtal Reference Oscillator
fLO Reference frequency
CStep Min. cap step
Cmax Max. cap
∆f/f Freq. deviation versus VCC2
∆f/f Freq. deviation versus temp
I2C-Bus interface
fSCL Clock frequency
VIL Input low voltage
Test Condition
TVR,TVO
CLoad = 15pF
XTAL
XTAL
∆VCC2 = 1V
-40°C < T < +85°C
Min. Typ. Max. Unit
1
VCC3- V
1V
20
kΩ
10.25
0.6
19.4
1.5
0.2
MHz
pF
pF
ppm/V
ppm/K
400 kHz
1
V
12/41
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