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TDA7540B датащи(PDF) 15 Page - STMicroelectronics

номер детали TDA7540B
подробное описание детали  AM/FM Car Radio Tuner IC with Stereo Decoder and Intelligent Selectivity System (ISS)
PDF  75 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7540B датащи(HTML) 15 Page - STMicroelectronics

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TDA7540B
Electrical specifications
15/75
20.4
CP1dB
1dB compression point
referred to diff. mixer input
112
dBµV
20.5
IIP3
3rd order intermodulation
132
dBµV
20.6
F
Noise figure
8
dB
20.7
A
Gain
26
dB
20.8
Cmin
Min. capacitance step
IF1T
0.55
pF
20.9
Cmax
Max. capacitance
IF1T
8.25
pF
20.10
C1-80
IF1T
2
pF
21
AM Mixer2 (450kHz)
21.1
R71
Input resistance
330
W
21.2
C71
Input capacitance
2.5
pF
21.3
CP1dB
1dB compression point
referred to diff. mixer input
120
dB
µV
21.4
IIP3
3rd order intermodulation
132
dB
µV
21.5
F
Noise figure
12
dB
21.6
A
Max. gain
Mixer2 tank output
34
dB
21.7
∆A
Gain control range
20
dB
21.8
Cmin
Min. cap step
IF2T
1.6
pF
21.9
Cmax
Max. cap
IF2T
24
pF
21.10
C62-63
IF2T
2
pF
22
IF Noise Blanking
22.1
tbl
Min. blanking time
8
µs
22.2
tbl
Max. blanking time
17
µs
22.3
Vth
Min internal threshold
0
mV
22.4
Vth
Max. internal threshold
187.5
mV
22.5
Vthstep
Threshold step
12.5
mV
22.6
Vdesth
Min. desensitivity threshold
3.2
V
22.7
Vdesth
Max. desensitivity threshold
4
V
Table 6.
Electrical Characteristics
(Tamb = 25°C, VCC1 = VCC2 = VCC3 = VCCST= VCCVCO = VCCMIX1 = VCCMIX2 = VCCIF1 = 8.5V,
fRF = 98MHz, m= 30%, fMOD = 400kHz, fXtal = 10.25MHz, in application circuit, unless
otherwise specified).
Item
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit



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