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参数资料
| 型号： | MC44302AP |
| 厂商： | MOTOROLA INC |
| 元件分类： | 消费家电 |
| 英文描述： | ADVANCED MULTI-STANDARD VIDEO/SOUND IF |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP28 |
| 封装： | PLASTIC, DIP-28 |
| 文件页数： | 7/28页 |
| 文件大小： | 612K |
| 代理商： | MC44302AP |
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MC44302A
7
MOTOROLA ANALOG IC DEVICE DATA
0.1
2.0
0.1
4.0
0
3.0
2.0
4.0
R
AUDIO FREQUENCY, PIN 3 (kHz)
R
INTERCARRIER MODULATION FREQUENCY, PIN 23 (kHz)
D
INTERCARRIER INPUT VOLTAGE, PIN 23 (mVrms)
R
INTERCARRIER FREQUENCY, PIN 23 (MHz)
Figure 13. AM Sound IF Frequency Response
Figure 14. AM Sound Detector Frequency Response
Figure 15. AM Sound Detector Linearity
Figure 16. Variable Audio Output Frequency Response
0
–4.0
–8.0
–12
–16
–20
–24
–28
0
–2.0
–4.0
–6.0
–8.0
–10
–12
–14
0
–4.0
–8.0
–12
–16
–20
–24
–28
2.5
2.0
1.5
1.0
0.5
1.0
10
100
1000
20
50
200
1.0
10
100
1000
10000
20
40
60
80
100
120
140
160
VCC = 5.0 V
NTSC Mode Selected
fC = 4.5 MHz
TA = 25
°
C
5.0
10
VCC = 5.0 V
SECAM Mode Selected
Vin = 60 mVrms into Pin 23
Mod = 30% AM, 1.0 kHz
RL = 10 M
CL = 10 pF
TA = 25
°
C
VCC = 5.0 V
SECAM Mode Selected
Vin = 60 mVrms into Pin 23
Mod = 30% AM
RL = 10 M
CL = 10 pF
TA = 25
°
C
VCC = 5.0 V
Vin = 200 mVrms into Pin 3
Pin 3 = 22 k to Gnd
RL = 10 M
CL = 10 pF
TA = 25
°
C
100
0
160
0
20
IC
VCC, SUPPLY VOLTAGE (V)
V
Figure 17. Variable Audio Output Gain
versus Volume Control Voltage
VOLUME CONTROL VOLTAGE (V)
Figure 18. Supply Current Versus Supply Voltage
0
–20
–40
–60
–80
120
80
40
0
1.0
2.0
3.0
4.0
1.0
2.0
3.0
4.0
5.0
5.0
6.0
7.0
Minimum
Operating
Voltage
Range
VCC = 5.0 V
Audio 2 Selected, Pin 3 = 22 k to Gnd
Vin = 200 mVrms into Pin 3
f = 1.0 kHz
TA = 25
°
C
Vin = 1.0 mVrms
fC = 45.75 MHz
TA = 25
°
C
Pin 25 supply current measured in Figure 28 circuit
with 87.5% modulated grayscale in NTSC Mode.
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