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| ! " ! # $%&'(' ) *+ , " - ) . /#01 , !* & #&2'3$%&'(' & & # &4,( " ' 4 5 4 . " & '. % & ' 4 5 . 4 6 " " " " & 4,' 4 5 & # 7 ( . . . " 74 6 5 #&2'3 $%&'(' ) *+ , " ) . *,.7 " 8 % 74 " ! " 7 9 5 " " (:&/!/6 2'(3(:::&+67!//;;//<01 " (:&/! /763 ' 74 6 6 ''%= > 7 ! " # $ % ## & " ' ! diplexer ara2005 saw filter double- conversion tuner mac upstream qpsk/16qam modulator qam receiver with fec balun low pass filter transmit enable/disable attenuation control microcontroller with ethernet mac ram rom 10base-t transceiver rj45 connector clock clock data data 54-860 mhz 44 mhz 5-42 mhz 4 6 ())* ( '&" ' $ &+ ! ' ," 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 gnd gnd i set1 a1 out (-) vg1 att in (-) a1 in (+) a1 out (+) att in (+) 32 db v attn 16 db a1 in (-) a2 out (-) i set2 a2 in (-) vg2 att out (-) a2 out (+) a2 in (+) att out (+) 4 db gnd 8 db gnd gnd gnd gnd 32 db 16 db 8 db 4 db efet efet att in (+) a1 out (+) a1 in (+) i set1 vg1 a1 out (-) a1 in (-) att in (-) att out (-) a2 in (-) a2 out (-) vg2 i set2 a2 out (+) a2 in (+) att out (+) 16 db 4 db 8 db 32 db ? ())* ' -&#" ' ! ! ! " # $ % ! $ % ! ! # $ ! $ ! & % ! % ! & ! ' ! ! & ! ( # $ % ! $ % ! & " ) % * ! & + % * ! & , - + % * ! & , - ) % * ! & ' % ! % ! & ! # $ ! $ ! & ( # $ % ! $ % ! & ! ! & ! % ! % ! ! # $ ! $ ! ! " ! ())* . ( . . . , ! ) (' . " , ! ) . ) , & % / 0 , 1 2 , ! ' . %( & . . . , ! , ( & ) %( ( ( & ) %( ( & ) % 3 ( - " '!! ' %!! "'- ,# "' '- 4 & . ( . . , ! 5 " 4 ! 5 ( % " . . . , ! , (% 5 ( . " , ! ) . ) , & % & , ( % ( !"#"$""%""& # ' ' ' ())* . , ! & % % 5 ( & 6 7 6 , 7 . ( , ! & % % ( " " 5 ( ' & 6 7 6 , 7 ! % & & , 1 2 % % ( ( ( ( ( ' ( ( 8 & 6 7 6 , 7 . &"& #&/& " '- 0(* 1 2 3 2 0 4*) 2 1 23 2( 0 4) 2 5 % ' 61 23 2( 0 ) 2 5 % - 6 9 : ; ( ! 5 " 5 ' 5 ( ) , ( , , / % % " 5 ( 5 % % 9 : ; 9 : ; & < % ( ( 5 ( %% = * , 5 5 " ( 5 5 ( " 5 " 5 " 5 " 5 ( ( 5 ( 5 5 5 3 ; & & 7 ; 5 5 " 5 ' < > , 3 & : 9 : ; ( ! % " % %3 , & ? $ " & ( < > , 3 & : 9 : ; ( ! %( % %3 , & ? $ " & ( 3 $ $ "%% & , , & % 5 % & ) / , %( 5 ( 5 , , 6 , 3 * &"& #&/& " '- 0(* 1 2 3 2 0 4*) 2 1 23 2( 0 4) 2 5 % ' 61 23 2( 0 ) 2 5 % - 6 ( )*)+ , + ())* ( )*)+ , & '"' &"& #&/& " '- 0(* 1 2 3 2 0 4*) 2 1 23 2( 0 4) 2 5 % ' 61 23 2( 0 ) 2 5 % - 6 1 2 , $ 5 5 5 ; * ) * < 3 5 5 5 7 ; * ) * < 3 % % % % 5 % 5 % & ? 1 6 9 : @ ( 9 : ; & & 6 , 7 , % % 3 & %( ( % , & ? $ ' , 1 6 6 7 ! 3 & % "% , & ? $ & , ? 1 6 7 ! , , > 0 3 & 3 , 3 ? 3 & ? $ " ! % % ( % % % % 6 7 6 , 7 3 & $ %( ( % , & ? $ ( , 1 6 3 & $% "% , & ? $ & , ? 1 , , > 0 $ 3 & 3 , 3 ? 3 & ? $ " ! % % " % % % ( % 6 7 6 , 7 , ) $ 6 , 7 * 6 7 % % % ( ( " % & ) , ( ) , 8 ())* . -" &" 227 16 15 1 14 22 24 25 23 21 20 19 18 17 28 26 9 8 7 10 6 11 5 12 4 13 3 gnd i set1 vg1 a1 in (+) a1 out (+) att in (+) v attn gnd 32 db 16 db 8 db a2 out (-) i set2 a2 in (-) vg2 att out (-) a2 in (+) a2 out (+) gnd 4 db gnd a1 in (-) a1 out (-) att in (-) att out (+) gnd gnd gnd (75 ohms) 470pf 470pf 1k ohms 470pf 2k ohms turns ratio 2:1 1500pf rf output (75 ohms) 0 / +3 v control a2 +5 v 1uf 0.1uf 3.9 ohms 16 db 32 db +5 v 1000pf 1000pf 1.2k ohms turns ratio 1:2 rf input 0 / +3 v control a1 +5 v 1.2k ohms 1000pf 1000pf 1uf 0.1uf 1k ohms 470pf 2k ohms ara2005 10uh 1uf 0.1uf note: tx enable: control a1 and control a2 = +3v tx disable: control a1 and control a2 = 0v toko balun 616pt-1030 2k ohms 2k ohms 4 db 8 db 10uh ())* * 7 ' 8 - - 9'&: ; 7 ' 8 - - 2 5 10 15 20 25 30 35 10 30 50 70 90 frequency (mhz) gain (db) 2 3 4 5 6 7 8 nf (db) gain noise figure 20 23 26 29 32 35 34567 v dd ( volts ) gain (db) 1 2 3 4 5 6 nf (db) gain noise figure measured @ 30 mhz < 7 ' 8 - - !# " 20 23 26 29 32 35 -40 -25 -10 5 20 35 50 65 80 temperature (c o ) gain (db) 1 2 3 4 5 6 nf (db) gain noise figure measured @ 30 mhz ; ())* = ! '& -" " ' - 2 !"#$ > ! '& -" " ' - 2 !"#$ -80 -70 -60 -50 -40 -30 -20 34567 v dd ( volts ) harmonic level (dbc) 2nd harmonic 3rd harmonic measured @ 5 mhz -80 -70 -60 -50 -40 -30 -20 34567 v dd ( volts ) harmonic level (dbc) 2nd harmonic 3rd harmonic measured @ 12 mhz ) ! '& -" " ' - !# " !"#$ -80 -75 -70 -65 -60 -55 -50 -45 -40 -40 -25 -10 5 20 35 50 65 80 temperature (c o ) harmonic level (dbc) 2nd harmonic 3rd harmonic measured @ 5 mhz / ())* ! '& -" " ' - ? ," ( '-'"- - ""' " ' !!#$ %# -75 -70 -65 -60 -55 -50 -45 -40 -35 -30 49 51 53 55 57 59 61 63 65 67 pout (dbmv) harmonics (dbc) 2nd 3rd 0 10 20 30 40 50 60 70 80 90 100 0 102030405060 power attenuation (db) transient (mv) docsis 1.1 spec. ara2001 ! '& / ! '& 9'&: &'(#$ -72 -70 -68 -66 -64 -62 -60 -58 -56 -54 -52 -50 0 5 10 15 20 25 30 35 40 frequency (mhz) harmonic level (dbc) 2nd harmonic 3rd harmonic // ())* . 8 - 9'&: * 8 - 2 20 24 28 32 36 40 5 152535455565758595 frequency (mhz) iip 2 (dbm) 4 6 8 10 12 14 iip 3 (dbm) iip2 iip3 measured @ v dd = 5 volts pin = -20 dbm per tone 20 24 28 32 36 40 34567 v dd (volts) iip 2 (dbm) -5 -1 3 7 11 15 iip 3 (dbm) iip2 iip3 measured @ 65 mhz two tones @ 29.5 mhz /6 ())* '-!" ' @ - 4 6 5 , / , 6 @ 8 66 " .7a . . ." . .*/7, 7 ( 7 . . > @- !7a: > " " 79 " " > " " ) */7 , 7 . " " " > " 7 4 , / , 6 . . > " 7 !# / $ - '" 4 ( @ 6/a 7 5 7 . 7 4 - !7 ""' " '" : 6 . 44 @/?/+a7 " . 7 ,"#" '-/ ! # 6 8 % 6/ 7 ( " " " 7 4 " " 7 > 7 ( - $& ) " ) 7( " ) . 7 '-"": : " 7 : ) . 7 6 :'$ . 7 2$((&' :'$ 7 /? ())* ; = &+ ," ' (= ' , /! ())* = # !'- '- , ) 6 7: ? 7' ) " 7 < !'- '- / ())* a7 ! " #" # "$ , , /!/# 9 2 b .8; c7'77 4 */@; a++ - 5*/@; a++ /?6 c 337 7 : #> d 7 " %" & "% #" " ' " ' " $( "% ) " " $ "& $ $* "# $ % % " " " % $ % /+ ())* |
Price & Availability of ARA2005S8P0
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