MC13022P 데이터 시트보기 (PDF) - Motorola => Freescale
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MC13022P Datasheet PDF : 8 Pages
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MC13022
Figure 2. High Performance Home Type AM Stereo Receiver
VCC
TOKO Part No.
0.001 MF292BC–1349Z
3.9 k
T1 51
28
27
26
I
L–R Q
Det Det Out
Env Decoder
Det Input Ref
1
2
3
25 24 23
22
21 20
19
VCC Loop Blend GND Stereo Osc Osc
Filter
Lamp Feedbk In
18 17
Pilot I
Det Pilot
In
MC13022
16 15
Q Filter
Pilot Control
IF
SS
Left Notch
AGC Input RF AGC Out In FBK
4
5
6
7
8
9
Unfiltered
Lout Rout
10
11
Right Notch
FBK
In
Out
12
13
14
See
MC13025
Data Sheet
for
Alternate
Approach
Mixer
450 kHz
IF
To
Signal
Strength
Meter
Tuning Line
From Synthesizer
Oscillator
TOKO Part No.
THB–122
T1 – Ceramic Resonator muRata
T1 – CSA 3.60 MGF103
Figure 3. Overall Selectivity of a Typical Receiver
versus Filter Control Voltage
0
–10
–20 V at Pin 15 = 3.5 Vdc
–30
2.5 Vdc
1.5 Vdc
–40
–50 – – Response at
– – Pins 10 and 11 Due
–60 – – to IF Selectivity
–70 – – Total Response at
– – Output Pins 7 and 14
–80
1.5 2.0 3.0 4.0 5.0 6.0 8.0 10
15 20
30
AUDIO FREQUENCY (kHz)
Figure 4. RF AGC/Signal Strength Output
versus Input Signal
Signal
5.0 Input
52
10 k 0.01
36
100 k
Zo = 13 k
4.0
RF AGC
SS Meter
0.01
3.0
2.0
1.0
3.0
10
30
100 300
1.0 k
SIGNAL INPUT, 10 kΩ TO PIN 5 (mVrms)
MOTOROLA ANALOG IC DEVICE DATA
5
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