MC1374 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

Manufacturer

MC1374

TV MODULATOR CIRCUIT

Motorola => Freescale 

MC1374

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

W

10 mW/°C

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 Ω, 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 Ω 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

–

kΩ

–

4.0

–

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

14

MHz

–

0.2

0.3

kHz/°C

–

–

4.0

kHz/V

–

900

–

mVpp

–

–

–40

dB

Modulation Sensitivity 1.7 MHz

4.5 MHz

10.7 MHz

–

0.20

–

MHz/V

–

0.24

–

–

0.80

–

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

1.0

%

–

1.4

–

–

2.0

–

Audio Input Resistance (Pin 14 to ground)

Audio Input Capacitance (Pin 14 to ground)

–

6.0

–

kΩ

–

5.0

–

pF

Stray Tuning Capacitance (Pin 3 to ground)

Effective Oscillator Source Impedance (Pin 3 to load)

–

5.0

–

pF

–

2.0

–

kΩ

2

MOTOROLA ANALOG IC DEVICE DATA

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