l - package outline IQF-25L series i&q networks 1.5 to 3 ghz / 10 % bandwidth / in-circuit, voltage controlled phase balance / hi-rel hermeti c pkg fo r f ur t he r infor ma tion con t ac t merr ima c / 41 fairfield pl., west caldwell, nj, 07006 / 973 -575-1300 / fax 973 -575-0531 notes: 1. tolerance on 3 place decimals .010(.25) except as noted. 2. dimensions in inches over millimeters. 3. dimensions marked with * apply only at body. 4. all unmarked pins are case ground. lo input not used phase adjust i output rf input q output general notes: 1. i & q networks are integrated devices that produce two quadrature-phased, equal amplitude signals when fed rf and lo signals. 2. the IQF-25L series features an in-circuit, voltage controlled phase balance that allows fine adju stment of phase. this feature provides accuracy not previously attainable in a comparably small package. in addition, the voltage controlled phase b alance input facilitates closed loop, servo operation using the phase adjustment input as feedback. 3. merrimac i & q networks comply with the relevant sections of mil-m-28837 and may be supplied scr eened for compliance with additional specifications for military and space applications requiring the highest reliability. principal specifications model lo frequency, ? bandwidth number f o , mhz rf input IQF-25L-***b 1500 - 3000 10% of f o for complete model number replace *** with desired lo frequency in mhz. general specifications rf and lo input characteristics impedance: 50 w nom. vswr: 1.5:1 max. rf power level: 0 dbm nom. lo power level: +10 dbm nom. i & q output characteristics video bandwidth, nom: dc to ? 100 mhz output impedance: 50 w nom. conversion loss (rf to i or q): 10 db typ., 12 db max. if balance (i to q) phase, @ v c =+5v: 90 5 bias control: 0 to +15v phase tuning range: 10 nom., @ f o tuning sensitivity: 4/v nom. temperature stability: 1 nom., 2 max. amplitude: 0.2 db max. weight, nominal 0.55 oz (15.4 g) operating temp: -- 55 to +85c ? rf and video bandwidths are typically much greater than specified. 24may96
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