m i x e r p r o d u c t s models: DM0204LW2 and dm0204la1 features ? rf/lo coverage ................ 2 to 4 ghz ? if operation ....................... dc to 1 ghz ? lo power range ................ +7 to +13 dbm ? conversion loss................ 4.5 db typical ? lo-to-rf isolation ............ 40 db typical ? input 1 db comp. ............. +3 dbm typical ? input ip 3 ............................. +13 dbm typical 2 to 4 ghz double-balanced mixer electrical specifica tions input parameters condition units min. typ. max. rf frequency range ghz 2 4 rf vswr (rf = -10 dbm, lo = +10 dbm) ratio 1.75:1 lo frequency range ghz 2 4 lo power range dbm +7 +13 lo vswr (lo = +10 dbm) ratio 1.5:1 transfer characteristics condition units min. typ. max. conversion loss (if = 100 mhz, lo = +10 dbm) db 4.5 7 single-sideband noise figure db 5 lo-to-rf isolation db 35 40 lo-to-if isolation db 25 35 if-to-rf isolation dc to 1 ghz db 40 input power at 1 db compression lo = +10 dbm dbm +3 input two-tone third-order intercept point lo = +10 dbm dbm +10 +13 output p arameters condition units min. typ. max. if frequency range 3 db bandwidth ghz dc 1 if vswr (if = -10 dbm, lo = +10 dbm) ratio 2.5:1 miteq s DM0204LW2 and a1 series of mixers are constructed using new highly efficient, double-tuned microstrip rf and lo baluns (patent pending) with a dc-coupled if structure. the construction, coupled with the hermetic packaging, provides for high inherent reliability and isolation over an octave frequency range. this device performs as an up- or downconverter covering many pcn and communication applications. this mixer is also available with medium or high forward voltage diodes (m, h) yielding proportional changes in lo power and spurious performance. 100 davids drive, hauppauge, ny 11788 ? tel: (631) 436--400 ??f ax: (631) 436-7430 ? www .miteq.com
note: test data supplied at 25; conversion loss and lo--o--f isolation. note: all dimensions shown in brackets [ ] are in millimeters. dm0204la1 typical test data maximum ratings specification temperature .................. +25 c operating temperature ........................ -54 to +85 storage temperature .......................... -65 to +125 c outline drawings w2 housing a1 housing dm0204la1 typical test data single-tone (m) rf x (n) lo relative spur level (dbc) (average midband rf, lo, if frequencies, rf = -10 dbm, lo = +10 dbm) spur rf test lo test spur (m) rf x (n) lo freq. (ghz) freq. (ghz) level (dbc) 1 x 1 2.7 3.2 0 1 x 2 3.5 2.0 25 1 x 3 4.6 1.7 11 2 x 1 1.8 4.1 55 2 x 2 2.9 3.1 59 2 x 3 2.9 2.1 60 3 x 1 1.4 4.5 65 3 x 2 2.1 3.4 75 3 x 3 2.95 3.12 75 available option medium/high dynamic range options m (lo = +13 dbm), (ip 3 = +15 dbm typ.) h (lo = +20 dbm), (ip 3 = +22 dbm typ.) m, h (conversion loss = 8 db max.) m i x e r p r o d u c t s 100 davids drive, hauppauge, ny 11788 ? tel: (631) 436--400 ??fax: (631) 436-7430 ? www.miteq.com 0 0.2 0.4 0.6 0.8 1 if frequency (ghz) conversion loss (if = 100 mhz)
if response (3 ghz fixed lo)
(lo = +10 dbm)
vswr
( lo = +10 dbm) 0
2
4
6
8
10 frequency (ghz) frequency (ghz) l o to if l o to rf if to rf c onversion loss if response
i solation
2 2.5 3 3.5 4 2 2.5 3 3.5 4 2 2.5 3 3.5 4 3.5:1
3.0:1
2.5:1
2.0:1
1.5:1
1.0:1
rf lo 20
40
60 10
30
5 0 i s o l a t i o n ( d b ) c o n v e r s i o n l o s s ( d b ) 0
2
4
6
8
10 i f r e s p o n s e ( d b ) v s w r ( r a t i o ) l .590 [14.99] .145 [3.68] .510 [12.95] .070 [1.78] .450 [11.43] .070 [1.78] dia. thru mtg. holes (4 places) type sma field replaceable female connector (typ. 3 places) .400 [10.16] .380 [9.65] typ. .185 [4.70] optional spacer plate .280 [7.11] r i .800 [20.32] .295 [7.49] .960 [24.38] .660 [16.76] .287 [7.29] .068 [1.73] .537 [13.64] .824 [20.93] .098 [2.49] dia. thru 2-56 x .10 [2.54] deep mtg. holes (2 places) .068 [1.73] .250 [6.35] l i r .205 [5.21] .387 [9.83] .524 [13.31] .200 [5.08] .310 [7.87] .480 [12.19] .960 [24.38] .240 [6.10] optional spacer plate .090 [2.29] .200 [5.08] .330 [8.38] type sma field replaceable female connector (typ. 3 places)
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