CXA3219M Datasheet, PDF (1/15 Pages) Sony Corporation – UHF-Band RF Modulator for VCR

UHF-Band RF Modulator for VCR
CXA3219M
Description
The CXA3219M is a UHF-band RF modulator which
converts the frequency of audio and video signals.
Some circuits which comprise this IC are a UHF
oscillator video clamp, white clip, video modulator,
audio FM modulator and an intercarrier SW.
16 pin SOP (Plastic)
Features
• Low voltage of 5V
• Wide bandwidth 470 to 750MHz
• UHF oscillator greatly reduces external parts
• Sharp white clip circuit
• Built-in voltage regulator can accept large fluctuation
of supply voltage
• Video input of 0.5Vp-p for general-purpose use
• Mixer simplifies RF unit design
• Picture/sound ratio is adjustable with external parts
• Intercarrier switch
Applications
PAL system VCR
Absolute Maximum Ratings
• Supply voltage
VCC
• Operating temperature Topr
• Storage temperature
Tstg
• Allowable power dissipation PD
7
V
–20 to +75 °C
–55 to +150 °C
350 mW
Structure
Bipolar silicon monolithic IC
Recommended Supply Voltage Range
Supply voltage
VCC 5.0 ± 0.5 V
Block Diagram and Pin Configuration
16 15 14 13 12 11 10 9
AMP
VIDEO
MIXER
UHF
OSC
FM-OSC
REG
W/C-CLAMP
1 2 3 4 56 78
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
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E97X19-PS