marconi caswell limited, caswell, towcester, northamptonshire, nn12 8eq telephone: + 44 (0) 1327 350581 fax: + 44 (0) 1327 356775 website: www.caswelltechnology .com caswell technology is the trading name of marconi caswell limited which is a wholly owned subsidiary of marconi plc the data and product specifications are subject to change without notice. these devices should not be used for device qualification and production without prior notice to mcl. 462/sm/02231/200 issue 1/1 a marconi company P35-4721-200-000 gaas mmic power amplifier, 5-6ghz features 24 db gain typical f20 mesfet technology 24dbm output power high, medium 1, medium 2 & low gain states pae (max) 25% description the p35-4721-000-200 is a high performance gallium arseni de power amplifier mmic. it is primarily intended for wireless applications in the 5 - 6 ghz band width such as u-nii (unlicensed national information infrastructure) and hiperlan (high performance local area network). the three-stage amplifier requires plus and minus 5v power suppli es. also incorporated into the design is the ability to switch between four gain states, high, medium1 , medium2 and low gain, as well as a chip standby mode which typically draws 0.1ma. in addition th e design has been optimised for the effects of a single bondwire at both the input and output. the die is fabricated using mcl 's f20 gallium arsenide mesfet mmic process and is fully protected using silicon nitride passivation for excellent performance and reliability. electrical performance ambient temperature = 22 3 c, z o = 50 w , v gg = -5v, v dd = +5v parameter condition min typ max units small signal gain (high gain) 5ghz - 6ghz 22 24 - db gain flatness 5ghz - 6ghz - 1.0 - db input return loss 5ghz - 6ghz 10 18 - db output return loss 5ghz - 6ghz 10 18 - db p-1db output power 5ghz - 6ghz - 22 - dbm toi 5.5ghz - 32 - dbm supply current ( idd) disabled - 0.1 1 ma supply current ( idd) enabled (no rf) - 210 - ma
marconi caswell limited, caswell, towcester, northamptonshire, nn12 8eq telephone: + 44 (0) 1327 350581 fax: + 44 (0) 1327 356775 website: www.caswelltechnology .com caswell technology is the trading name of marconi caswell limited which is a wholly owned subsidiary of marconi plc the data and product specifications are subject to change without notice. these devices should not be used for device qualification and production without prior notice to mcl. 462/sm/02231/200 issue 1/1 a marconi company P35-4721-200-000 rf performance at 22 c high gain 0 5 10 15 20 25 4 5 6 7 frequency (ghz) gain (db) low gain 0 5 10 15 20 4 5 6 7 frequency (ghz) gain (db) input return loss 0 10 20 30 4 5 6 7 frequency (ghz) return loss (db) output return loss 0 10 20 30 4 5 6 7 frequency (ghz) return loss (db) p-1db 20 22 24 26 28 30 5 5.2 5.4 5.6 5.8 6 frequency (ghz) pout (dbm) rfow result 0.3nh inductance on both rf input and output ---- 0.7nh inductance on both rf input and output p-1db vdd 5.5v 6.0v 6.5v 7.0v
marconi caswell limited, caswell, towcester, northamptonshire, nn12 8eq telephone: + 44 (0) 1327 350581 fax: + 44 (0) 1327 356775 website: www.caswelltechnology .com caswell technology is the trading name of marconi caswell limited which is a wholly owned subsidiary of marconi plc the data and product specifications are subject to change without notice. these devices should not be used for device qualification and production without prior notice to mcl. 462/sm/02231/200 issue 1/1 a marconi company P35-4721-200-000 medium 1 gain 0 5 10 15 20 25 4 5 6 7 frequency (ghz) gain (db) medium 2 gain 0 5 10 15 20 4 5 6 7 frequency (ghz) gain (db) rfow result 0.3nh inductance on both rf input and output ---- - 0.7nh inductance on both rf input and output
marconi caswell limited, caswell, towcester, northamptonshire, nn12 8eq telephone: + 44 (0) 1327 350581 fax: + 44 (0) 1327 356775 website: www.caswelltechnology .com caswell technology is the trading name of marconi caswell limited which is a wholly owned subsidiary of marconi plc the data and product specifications are subject to change without notice. these devices should not be used for device qualification and production without prior notice to mcl. 462/sm/02231/200 issue 1/1 a marconi company P35-4721-200-000 die outline die size: 1.47 x 2 .71 mm dc bond pad size: 120 m m square rf bond pad size: 120 m m square die thickness: 200 m m pad details truth table pad function pad 9 pad 10 pad 13 gain setting 1 rf input 0v o/c 0v low 2 gnd o/c 0v 0v medium 1 3 v d1 = +5v 0v o/c -5v medium 2 4 v d2 = +5v o/c 0v -5v high 5 v d3 = +5v o/c -5v 0v/-5v amplifier disabled 6 rf output 7 gnd 8 v g3 sense n/c 9 enable low gain 1 10 enable high gain 1 11 v g1 v g2 sense n/c 12 v gg = -5v 13 enable high gain 2 absolute maximum ratings max vd +7.0v max vgg -5.0v operating temperature -55c to 125c storage temperature -65c to +150 14 n/c 15 gnd ordering information p35-4721-000-200
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