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PDF LA7784FN Data sheet ( Hoja de datos )
| Número de pieza | LA7784FN | |
| Descripción | Monolithic Linear IC | |
| Fabricantes | Sanyo | |
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Ordering number : EN8094A
LA7784FN
Monolithic Linear IC
For Digital CATV
Down Converter IC
Overview
The LA7784FN is a digital out of band tuner for CATV. It supports RF input from 50 to 280MHz and supports the
DOCSIS (USA) and Euro-DOCSIS (Europe) standards.
Functions
• RF Mixer
• RF AGC amplifier
• Driver for SAW filter
• IF AGC amplifier
• IF post amplifier for AD
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Maximum Supply Voltage
Circuit Voltages
Circuit Current
Allowable Power Dissipation
Operating Temperature
Storage Temperature
* On the Board 30×50×0.8mm, FR4, 4 layer.
Symbol
VCC max
V max
I 10,11
Pd max
Topr
Tstg
Conditions
Pin 4, 12, 18, 19, 20, 21, 27, 28
Pin 5
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Pin 10, 11 sink current
Ta≤70°C
Recommended Operating Conditions at Ta = 25°C
Parameter
Recommended Supply Voltage
Operating Supply Voltage Range
Symbol
VCC
VCC op
Conditions
Pin 4, 12, 18, 19, 20, 21, 27, 28
Pin 4, 12, 18, 19, 20, 21, 27, 28
Ratings
6.0
VCC
2
750*
-20 to +70
-55 to +150
Unit
V
V
mA
mW
°C
°C
Ratings
5.0
4.5 to 5.5
Unit
V
V
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer's products or
equipment.
42507 MS PC 20061215-S00001 / 61005 MS IM B8-8634 No.8094-1/8
1 page  
Continued from preceding page.
Pin number
Pin name
20, 21
RF AGC AMP VCC
LA7784FN
20
21
Equivalent circuit
22, 23
RF AGC AMP Input
22
23
1kΩ
1kΩ
24, 25
26
27, 28
NC (Connect to GND)
RF AGC AMP GND
SAW Driver Output
29
30
31, 32
SAW Driver GND
IF AGC AMP GND
IF AGC AMP Input
27
28
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20mA
Bias
31
32
No.8094-5/8
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet LA7784FN.PDF ] | |
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