LA7784 Datasheet, PDF (1/7 Pages) Sanyo Semicon Device – Downconverter IC for Digital CATV

Ordering number : ENN8386
LA7784
Monolithic Linear IC
Downconverter IC
for Digital CATV
Overview
The LA7784 is a downconverter IC for digital CATV. It accepts RF input frequencies from 50 to 150MHz and supports the
DOCSIS (USA) and Euro-DOCSIS (Europe) standards.
Features
• RF Mixer.
• Attenuation control for RF Mixer.
• Driver for SAW filter.
• IF AGC amplifier.
• IF Driver amplifier for ADC.
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Maximum supply voltage
VCC max
Circuit voltages
V max
Circuit current
Allowable power dissipation
I12, ₁₃
Pd max
Operating temperature range
Topr
Storage temperature range
Tstg
* On the board (114.3×76.1×1.6mm)
Operating Conditions at Ta = 25°C
Parameter
Recommended supply voltage
Operating supply voltage range
Symbol
VCC
VCC _op
Conditions
Pin 8, 14, 19, 20, 21, 22, 26, 27
Pin 9
Pin 12, 13 sink current
Ta≤70°C
Conditions
Pin 8, 14, 19, 20, 21, 22, 26, 27
Pin 8, 14, 19, 20, 21, 22, 26, 27
Ratings
Unit
6.0
V
VCC
V
2
V
900*
mA
-20 to +70
mW
-55 to +150
°C
Ratings
Unit
5.0
V
4.5 to 5.5
V
Any and all SANYO Semiconductor products described or contained herein do not have specifications
that can handle applications that require extremely high levels of reliability, such as life-support systems,
aircraft's control systems, or other applications whose failure can be reasonably expected to result in
serious physical and/or material damage. Consult with your SANYO Semiconductor representative
nearest you before using any SANYO Semiconductor products described or contained herein in such
applications.
SANYO Semiconductor assumes no responsibility for equipment failures that result from using products
at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition
ranges, or other parameters) listed in products specifications of any and all SANYO Semiconductor
products described or contained herein.
92706 / O2505 MS OT B8-6337 No.8386-1/7