參數(shù)資料
型號: MC1374
廠商: Motorola, Inc.
英文描述: TV MODULATOR CIRCUIT
中文描述: 電視調(diào)制電路
文件頁數(shù): 7/10頁
文件大小: 122K
代理商: MC1374
MC1374
7
MOTOROLA ANALOG IC DEVICE DATA
f
Figure 13. Modulator Transfer Function
Figure 14. Distortion versus Modulation Depth
Figure 15. Modulator Transfer Function
Figure 16. FM System Frequency
versus Temperature
Figure 17. Modulator Transfer Function
Figure 18. FM System Frequency versus VCC
4.0
5.0
6.0
7.0
8.0
9.0
10
11
12
VCC, SUPPLY VOLTAGE (Vdc)
0
1.0
2.0
DC INPUT VOLTAGE, PIN 14 (V)
3.0
4.0
5.0
6.0
7.0
f
0
1.0
2.0
DC INPUT VOLTAGE, PIN 14 (V)
3.0
4.0
5.0
6.0
7.0
0
1.0
2.0
DC INPUT VOLTAGE, PIN 14 (V)
3.0
4.0
5.0
6.0
7.0
12 V
9.0 V VCC
0
25
50
75
100
DEVIATION (kHz)
D
VCC = 12 V
TA = 25
°
C
fc = 4.5 MHz
0
25
TA, AMBIENT TEMPERATURE (
°
C)
50
75
100
f
f
o
f
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
5.0
4.0
3.0
2.0
1.0
0
4.9
4.8
4.7
4.6
4.5
4.4
4.3
4.2
4.1
4.55
4.54
4.53
4.52
4.51
4.50
4.49
4.48
4.47
11.6
11.2
11.0
10.6
10.4
10.2
10.0
9.8
9.6
10.8
11.4
4.50
4.49
4.48
4.47
4.46
4.45
4.44
4.43
4.42
TA = 25
°
C
(1.76 MHz)
VCC = 12 V
VCC = 5.0 V, 9.0 V
Self Bias (2.9–3.0 V)
Optimum Bias (2.6–2.7 V)
TA = 25
°
C
(4.5 MHz)
VCC = 12 V
VCC = 5.0 V, 9.0 V
VCC = 12 V
Pin 14 V to 2.6 V
180 k/30 k Divider
Pin 14 Open
TA = 25
°
C
(10.7 MHz)
Pin 14 to 2.6 V Source
Pin 14 Open
Pin14 – 180 k/ 30 k Divider
TA = 25
°
C
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