參數(shù)資料
型號： MC44302ADW
廠商： MOTOROLA INC
元件分類： 消費家電
英文描述： ADVANCED MULTI-STANDARD VIDEO/SOUND IF
中文描述： SPECIALTY CONSUMER CIRCUIT, PDSO28
封裝： PLASTIC, SO-28
文件頁數(shù)： 25/28頁
文件大?。?/td> 612K
代理商： MC44302ADW
MC44302A
25
MOTOROLA ANALOG IC DEVICE DATA
Figure 28. Printed Circuit Board Evaluation Circuit
J4
Audio
Input
R3
27 k
C3
0.1
TP3
SW4
1
R2
22 k
J5
J3
C1
0.01
Volume
10 k
VCC
SMB–1 Sound Intercarrier
Output, Sound Input (FM)
(AC Couple)
C4
0.0033
R4
750
J6
C5
0.002
SMB–2
Video
Output
Q1
12 V
R6
1.0 k
R5
1.0 k
J8
C8
10
2N4402
SMB–3
IF Input
R31
0
R33
82
2
1
FL1
5
4
L1
1.0
μ
H
R8
560
J11
3
SW2
4
R9
2.4 k
R10
2.7 k
R11
5.1 k
PAL 1
VCC
VCC
VCC
3
2
1
PAL 2
SECAM
NTSC
R17
200
R16
3.0 k
AFT
10 k
R18
8.2 k
C11
0.01
U2
MC33171
27 k
3
2
4
6
7
12 V
R20
560
C10
0.1
J14
R12
∞
R15
2.7 k
TP1
TP2
J13
R14
10 k
R13
1.0 k
C9
3.3
J12
2
1
SW1
VCC
RF AGC
Delay
Horizontal PLL Filter
Flyback/
Video Input
Lock Detector/Filter
(Aquisition Circuit)
PLL Filter
(Main VCO Loop)
VCO Coil
VCO Coil
Gnd
Sound Input
(AM)
Audio Output
Constant)
VCC
Sound
Quadrature
Coil (FM)
Audio Output
(Variable)
Intercarrier
Sound Output
AFT
Output
Video IF
Input
Video IF
AGC Filter
RF AGC
Output
AFT Mode
Switch
Video Mode
Switch
Video IF
Input
Sound AFT Filter/
Peak White Filter
Positive Video
Output
Negative Video
Output
Sound
De–Emphasis (FM)
Audio Input/
Audio–Video Switch
Sound Input
(FM)
DC Volume
Control
14
13
12
11
10
9
8
7
6
5
4
3
2
1
J15
AFT
Output
to Tuner
G1 thru G9
R21
4.3 k
RF
AGC
Delay
RV2
R22
6.2 k
R23
1.5 k
C14
0.05
VCC
C13
0.68
C12
0.01
J16
J17
C15
0.022
J18
R7
330 k
C6
0.1
C17
0.1
R24
220
C16
0.1
J19
C18
0.01
C7
47 pF
J20
C19
R25
560
VCC
L4
15
16
17
18
19
20
21
22
C20
R26
2.0 k
J23
C22 1.0
J22
C21
0.001
R32
22
J24
C23
0.01
C24
330
D1
1N4733A
5.1 V
J21
VCC
R27
47
J26
VS = 12 V
R28
C25
L3
23
24
25
26
27
28
R29
22
J27
1
2
SW3
C27
C26
68 pF
R30
1.0 k
áááááááááááááááááááááááááááááááááá
áááááááááááááááááááááááááááááááá
ááááááá
áááááááááááááááááááááááááááááá
áááááááááááááááááááááááááááááá
ááááááááááááááááááááááááááááááááá
Ceramic
Filter
Coil
Intercarrier
Video IF
Table 3. Suggested Components Values for Figure 28
áááááááááááááááááááááááááááááááááá
Carrier
Filter
32.40
B39389–K2951–M100
Coil
VCO Components
Coil
ááááááááááááááááááááááááááááááá
Capacitors
áááááááááááááááááááááááááááááá
ááááá
Capacitors
áááááááááááááááááá
áááááááááááááááááá
áááááááááááááááááááááááááááááá
áááááááááááááááááááááááááááááá
38.90
33.40
58.75
R4715–A
–
1.9 to 3.3
39
áááááááááááááááááááááááááááááá
áááááááááááááááááááááááááááááááááá
áááááááááááááááááááááááááááááá
ááááááááááááááááááááááááááááá
ááááááááááááááááááááááááááááá
ááááááááááááááááááááááááááááá
áááááááááááááááááááá
54.25
B39588–N1951–M100
R4714–A
–
0.8 to 1.5
47
áááááááááááááááááááááááááááááááá
áááááááááááááááááááááááááááááá
(MHz)
Ceramic
Filter
Murata Erie #
Coilcraft #
ááááááááááá
ááááááááááá
ááááááááááá
ááááááááááá
Capacitor
Capacitor
Resistor
Resistor
Coil
(
μ
H)
90–25
6.0
SFE6.0MBF
10
56
10
ááááááááááááááááááááááááááááá
5.5
5.5 to 6.5
SFE5.5MBF
–
90–25
90–29
10
22
68
15
10
10
4.5
SFE4.5MBF
90–27
15
62
10
相關(guān)PDF資料
PDF描述
MC44302AP ADVANCED MULTI-STANDARD VIDEO/SOUND IF
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC44302AP 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:ADVANCED MULTI-STANDARD VIDEO/SOUND IF
MC4433 制造商:SHENZHENFREESCALE 制造商全稱:ShenZhen FreesCale Electronics. Co., Ltd 功能描述:P-Channel 30-V (D-S) MOSFET Fast switching speed
MC4435 制造商:SHENZHENFREESCALE 制造商全稱:ShenZhen FreesCale Electronics. Co., Ltd 功能描述:P-Channel 30-V (D-S) MOSFET Fast switching speed
MC44353 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:MULTI.STANDARD AND PAL/NTSC MODULATOR ICs
MC44353DTB 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:MULTI.STANDARD AND PAL/NTSC MODULATOR ICs
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