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參數(shù)資料
| 型號： | LA7791T |
| 元件分類： | 模擬信號調(diào)理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PDSO20 |
| 封裝： | 0.225 INCH, TSSOP-20 |
| 文件頁數(shù)： | 1/4頁 |
| 文件大?。?/td> | 63K |
| 代理商： | LA7791T |
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
'sproductsor
equipment.
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.
31208 MS B8-8106 No.A1144-1/4
LA7791T
Overview
The LA7791T is variable gain controlled amplifier with upstream driver. It is ideally suited for use with QAM/QSPK
transmitter system.
Functions
Differential input amplifier
Attenuator amplifier
Driver amplifier with differential output
Power Save function (Power Save control pin)
Shut Down function (Shut Down control pin)
Serial bus interface
Specifications
Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum Supply Voltage
VCC max
Pin 2,19
6.0
V
Maximum Voltages1
Vin max
Pin 8,9,10,12,18
VCC
V
Maximum Voltages2
Vout max
Pin 15,16
8.0
V
Allowable Power Dissipation
Pdmax
Ta<=+75
°C
830
mW
Operating Temperature Range
Topr
-20 to +75
°C
Storage Temperature Range
Tstg
-55 to +150
°C
Monolithic Linear IC
For CATV/Cable Modem
Variable Gain Controlled Amplifier
Ordering number : ENA1144
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