TDA7512 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TDA7512 Datasheet PDF : 42 Pages
| |||
TDA7512
Table 3. ELECTRICAL CHARACTERISTICS (continued)
Tamb = +25°C, VCC1 = VCC2 = VCC3 = VCCVCO = VCCMIX1 = VCCIF1=8.5V, fRF = 98MHz, dev. = 40kHz,
fMOD = 1kHz, fIF1 = 10.7MHz, fIF2 = 450KHz, fXtal = 10.25MHz, in application circuit, unless otherwise
specified.
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
∆V14
ROUT
S-meter offset
Output resistance
SL, SMSL=1
-15
15
dB
200
Ω
TK Temp coeff.
0
ppm/K
S-meter, Weighted Fieldstrength
V35
V35
ROUT
Fieldstrength output
Fieldstrength output
Output resistance
V46 = 0VRMS
V46 = 1VRMS
2.5
V
4.9
V
12
kΩ
Adjacent Channel Gain
Gmin Gain minimum
Gmax Gain maximum
Adjacent Channel Filter
ACG=0
ACG=1
32
dB
38
dB
fHP -3dB frequency highpass
ACF=0
100
kHz
fBP Centre frequency
ACF=1
100
kHz
f-20dB Attenuation 20dB
70
kHz
Adjacent Channel Output
V13 Output voltage low
0.1
V
V13 Output voltage high
ROUT Output resistance
Multipath Channel Gain
4.9
V
4
kΩ
Gmin
Gmax
Gain minimum
Gain maximum
MPG=0
MPG=1
12
dB
23
dB
Multipath Bandpass Filter
fLower Centre frequency low
MPF=0
19
kHz
fUpper
Q
Centre frequency up
Quality factor
MPF=1
31
kHz
5
10
Multipath Output
V34 Output voltage low
0.1
V
V34
ROUT
Output voltage high
Output resistance
4.9
V
2.5
kΩ
9/42
Share Link: 