參數(shù)資料
型號(hào): ARA1400S12
廠商: ANADIGICS INC
元件分類: 衰減器
英文描述: ER 3C 3#8 SKT RECP
中文描述: 5 MHz - 100 MHz RF/MICROWAVE NARROW BAND LOW POWER AMPLIFIER
封裝: SSOP-28
文件頁(yè)數(shù): 3/8頁(yè)
文件大?。?/td> 393K
代理商: ARA1400S12
3
A
ARA1400S12
CATV REVERSE AMPLIFIER WITH STEP ATTENUATOR
Advanced Product Information Rev. 2
PA
PA
ATTN
4/8/16/32 dB
LPF
Upstream
QPSK/
16-QAM
Modulator
MAC
QAM
Receiver
w/FEC
SAW
Double
Conversion
Tuner
Microcontroller
w/Enet MAC
RAM
ROM
10Base-T
Tranceiver
Diplex
Filter
ARA1400 Reverse Amp
S
54-860 MHz
Gain Control
Clock
Clock
Data
Data
RJ45
Connector
Coax
Connector
Balun
45 MHz IF
Tx Enable/Disable
Figure 1: Cable Modem or Interactive Set-Top Box Block Diagram
Figure 2
RF
OUT1
RF
IN2
ISET1
32 dB
16 dB
8 dB
4 dB
ISET2
RF
IN
ATT
IN
ATT
OUT
AMP
RF
OUT
AMP
56 dB 4 dB step digital attenuator section
Tx
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