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參數(shù)資料
| 型號(hào)： | 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(yè)數(shù)： | 2/10頁(yè) |
| 文件大?。?/td> | 122K |
| 代理商： | MC1374 |
MC1374
2
MOTOROLA ANALOG IC DEVICE DATA
MAXIMUM RATINGS
(TA = 25
°
C, unless otherwise noted.)
Rating
Value
Unit
Supply Voltage
14
Vdc
Operating Ambient Temperature Range
0 to +70
°
C
Storage Temperature Range
–65 to +150
°
C
Junction Temperature
150
°
C
Power Dissipation Package
Derate above 25
°
C
1.25
10 mW/
°
C
W
ELECTRICAL CHARACTERISTICS
(VCC = 12 Vdc, TA = 25
°
C, fc = 67.25 MHz, Figure 4 circuit, unless otherwise noted.)
Characteristics
Min
Typ
Max
Unit
AM OSCILLATOR/MODULATOR
Operating Supply Voltage
5.0
12
12
V
Supply Current (Figure 1)
–
13
–
mA
Video Input Dynamic Range (Sync Amplitude)
0.25
1.0
1.0
V Pk
RF Output (Pin 9, R7 = 75
, No External Load)
–
170
–
mV pp
Carrier Suppression
36
40
–
dB
Linearity (75% to 12.5% Carrier, 15 kHz to 3.58 MHz)
–
–
2.0
%
Differential Gain Distortion (IRE Test Signal)
5.0
7.0
10
%
Differential Phase Distortion (3.58 MHz IRE Test Signal)
–
1.5
2.0
Degrees
920 kHz Beat (3.58 MHz @ 30%, 4.5 MHz @ 25%)
–
–57
–
dB
Video Bandwidth (75
Input Source)
30
–
–
MHz
Oscillator Frequency Range
–
105
–
MHz
Internal Resistance across Tank (Pin 6 to Pin 7)
Internal Capacitance across Tank (Pin 6 to Pin 7)
–
–
1.8
4.0
–
–
k
pF
ELECTRICAL CHARACTERISTICS
(TA = 25
°
C, VCC = 12 Vdc, 4.5 MHz, Test circuit of Figure 11, unless otherwise noted.)
Characteristics
Min
Typ
Max
Unit
FM OSCILLATOR/MODULATOR
Frequency Range of Modulator
Frequency Shift versus Temperature (Pin 14 open)
Frequency Shift versus VCC (Pin 14 open)
Output Amplitude (Pin 3 not loaded)
Output Harmonics, Unmodulated
14
–
–
–
–
4.5
0.2
–
900
–
14
0.3
4.0
–
–40
MHz
kHz/
°
C
kHz/V
mVpp
dB
Modulation Sensitivity
1.7 MHz
4.5 MHz
10.7 MHz
–
–
–
0.20
0.24
0.80
–
–
–
MHz/V
Audio Distortion (
±
25 kHz Deviation, Optimized Bias Pin 14)
Audio Distortion (
±
25 kHz Deviation, Pin 14 self biased)
Incidental AM (
±
25 kHz FM)
–
–
–
0.6
1.4
2.0
1.0
–
–
%
Audio Input Resistance (Pin 14 to ground)
Audio Input Capacitance (Pin 14 to ground)
–
–
6.0
5.0
–
–
k
pF
Stray Tuning Capacitance (Pin 3 to ground)
Effective Oscillator Source Impedance (Pin 3 to load)
–
–
5.0
2.0
–
–
pF
k
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