MC1496D 데이터 시트보기 (PDF) - Motorola => Freescale
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MC1496D Datasheet PDF : 12 Pages
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MC1496, B
Figure 30. Doubly Balanced Mixer
(Broadband Inputs, 9.0 MHz Tuned Output)
Figure 31. Low–Frequency Doubler
1.0 k
1.0 k
0.001 µF
Local
Oscillator
Input
2
51 8
10
0.01
µF
3
6
100 mVrms
0.001 µF 1 MC1496
RF Input
51
4
10 k
12
10 k 51 14
5 5.0–80
50 k
Null Adjust
pF
6.8 k
VEE
–8.0 Vdc
VCC
+8.0 Vdc
RFC
100 µH
0.001 µF
9.5 µF
L1
9.0 MHz
Output
RL = 50Ω
90–480 pF
L1 = 44 Turns AWG No. 28 Enameled Wire, Wound
on Micrometals Type 44–6 Toroid Core.
+ 100 µF
1.0 k – 25 Vdc
1.0 k
2
3
1.0 k C2
100
8
10
Input
15 mVrms
100 µF
15 Vdc Max
– C2+
100 µF 15 Vdc 1
MC1496
4
10 k
10 k
100 100 14
5
50 k
Balance
I5
VEE
–8.0 Vdc
3.9 k
6
12
6.8 k
Figure 32. 150 to 300 MHz Doubler
1.0 k
1.0 k
VCC
V+ +8.0 Vdc
100
0.001 µF
150 MHz
Input
100
10 k
10 k
50 k
Balance
0.001
0.001 µF
µF
2
8
18 pF
RFC
0.68 µH
36
10
1 MC1496
4
12
100 14
5
6.8 k
VEE
–8.0 Vdc
L1
18 nH
1.0–10 pF 300 MHz
Output
RL = 50Ω
1.0–10 pF
L1 = 1 Turn AWG
No. 18 Wire, 7/32″ ID
VCC
12 Vdc
3.9 k
Output
Frequency
fC Carrier Fundamental
fS Modulating Signal
fC ± fS Fundamental Carrier Sidebands
Balanced Modulator Spectrum
DEFINITIONS
fC ± nfS Fundamental Carrier Sideband Harmonics
nfC Carrier Harmonics
nfC ± nfS Carrier Harmonic Sidebands
10
MOTOROLA ANALOG IC DEVICE DATA
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