1 of 8 rfmd + triquint = qorvo tx vtx n / c 2 3 4 5 6 7 8 9 10 bt ant vrx vbt vdd lnaen rx 1 functional block diagram ordering information rffm8250q sb standard 5 - piece sample bag rffm8250q sq standard 25 - piece sample bag rffm8250q sr standard 100 - piece reel rffm8250q tr7 standard 2500 - piece reel rffm8250q pck - 410 fully assembled evaluation board w/ 5 - piece bag package: qfn, 10 - pin, 1.75mm x 1.75 mm x 0. 5 mm features sp3t t/r switch with bluetooth support lna with bypass mode input and output matched to 50? wide voltage supply range supports wifi chipsets with integrated power amplifier (ipa) low profile package for module designs applications automotive wifi wifi direct automotive diagnostics wifi infotainment 2.5ghz ism band solutions for automotive rffm8250q revision ds 20150302 disclaimer: subject to change without notice ? 2015 rf micro devices, inc. www.rfmd.com / www.qorvo.com
2 of 8 rff m8250q rfmd + triquint = qorvo absolute maximum rat ings parameter rating unit dc supply voltage (no rf applied) - 0.5 to 6 v dc supply current 100 ma operating ambient temperature - 40 to +85 c storage temperature - 40 to +150 c maximum tx input power into 50? load for 11b/g/n/ac (no damage) +30 dbm maximum rx input power (no damage) + 10 dbm bypass mode maximum rx input power (no damage) +2 3 dbm moisture sensitivity msl2 caution! esd sensitive device. rfmd green: rohs status based on eu directive 2011/65/eu (at time of this document revision) , halogen free per iec 61249 - 2 - 21, < 1000ppm each of antimony trioxide in polymeric materials and red phosphorus as a flame retardant, and <2% antimony in solder. exceeding any one or a combination of the absolute maximum rating conditions may cause permanent damage to the device. extended application of absolute maximum rating conditions to the device may reduce device reliability. specified typical performance or functional operation of the device under absolute maximum rating conditions is not implied. n ominal operating parameters parameter specification unit condition min typ max compliance 802.11b, 802.11g, 802.11n, 802.11ac operating frequency 2.412 2.484 ghz operating ambient temperature - 40 25 85 c power supply v dd 3. 0 3.6 5.0 v control voltage - high 2.8 3.1 4.8 v vtx, vrx, lnaen, and vbt should not exceed v cc voltage control voltage - low 0 0. 2 v transmit (tx - ant) over all conditions unless otherwise noted insertion loss 0.6 1.2 db temp = 25 c; v dd = 3.6v; control voltage = 3.1v 0.6 1.8 db tx port return loss 10 18 db ant port return loss 10 18 db input p1db 27 30 dbm t = 25 c, control voltage = 3. 1 v ; v dd = 3.6v; cw signal ant - rx isolation 28 3 5 db tx mode receive (ant - rx) - lna on over all conditions unless otherwise noted gain (s21) 11 1 3 16 db temp = 25c; v dd = 3.6v; control voltage = 3.1v 10 13 17 db gain flatness - 0.25 +0.25 db over any 20mhz bw gain flatness across band - 0.5 +0.5 db noise figure 2. 3 2.7 db temp = 25c; v dd = 3.6v; control voltage = 3.1v 2. 5 3.5 db rx port return loss 10 1 5 db ant port return loss 3 5 db input p1db - 7 - 5 dbm temp = 25c; v dd = 3.6v; control voltage = 3.1v current consumption 5 10 ma lna_en control current 2 50 5 00 a lna turn on time 200 500 ns revision ds 20150302 disclaimer: subject to change without notice ? 2015 rf micro devices, inc. www.rfmd.com / www.qorvo.com
3 of 8 rff m8250q rfmd + triquint = qorvo parameter specification unit condition min typ max receive (ant - rx) - bypass mode over all conditions unless otherwise noted insertion loss 7 9 db temp = 25c; v dd = 3.6v; control voltage = 3.1v 7 1 0 db rx port return loss 8 10 db ant port return loss 8 10 db input p1db 17 21 dbm bluetooth tx/rx over all conditions unless otherwise noted input p1db 25 +27 dbm temp = 25c; v dd = 3.6v; control voltage = 3.1v insertion loss 0. 6 1.2 db 0. 6 1.5 db bt port return loss 12 18 db ant port return loss 12 18 db general specifications v dd leakage current 1 10 a switch control current - high - each line 1 10 a switch control current - low - each line 0.1 1 a switching speed 100 500 ns esd - human body model 1000 v esd - charge device model 1000 v revision ds 20150302 disclaimer: subject to change without notice ? 2015 rf micro devices, inc. www.rfmd.com / www.qorvo.com
4 of 8 rff m8250q rfmd + triquint = qorvo switch control logic truth table operating mode vtx lnaen vrx vbt standby low low low low 802.11b/g/n/ac tx mode high low low low 802.11b/g/n/ac rx gain low high high low 802.11b/g/n/ac rx bypass low low high low bt rx/tx low low low high notes: ? high = 2.8 to v cc . low = 0v to 0.2v. timing diagram revision ds 20150302 disclaimer: subject to change without notice ? 2015 rf micro devices, inc. www.rfmd.com / www.qorvo.com
5 of 8 rff m8250q rfmd + triquint = qorvo applications schematic revision ds 20150302 disclaimer: subject to change without notice ? 2015 rf micro devices, inc. www.rfmd.com / www.qorvo.com
6 of 8 rff m8250q rfmd + triquint = qorvo pin out tx vtx n / c 2 3 4 5 6 7 8 9 10 bt ant vrx vbt vdd lnaen rx 1 package drawing (dimensions in mm) revision ds 20150302 disclaimer: subject to change without notice ? 2015 rf micro devices, inc. www.rfmd.com / www.qorvo.com
7 of 8 rff m8250q rfmd + triquint = qorvo pcb patterns (dimensions in mm) note: thermal vias for center slug ?c? should be incorporated into the pcb design. the number and size of thermal vias will depend on the application, power, dissipation and electrical requirements. example of the number and size of vias can be found on the rfmd evaluation b oard layout (gerber files are available upon request) revision ds 20150302 disclaimer: subject to change without notice ? 2015 rf micro devices, inc. www.rfmd.com / www.qorvo.com
8 of 8 rff m8250q rfmd + triquint = qorvo pin names and descriptions pin name description 1 vtx transmit switch control pin. see switch truth table for proper level. 2 tx rf input port for the 802.11b/g/n pa. input is matched to 50?. an external dc block is required. 3 n/c no connect. this pin is not connected internally and can be left floating or connected to ground. 4 rx rf output port for the 802.11b/g/n lna. port is matched to 50?. this pin is dc blocked internally. rf bidirectional port for bluetooth?. input is matched to 50?. an external dc block is required. rf bidirectional antenna port matched to 50?. an external dc block is required. revision ds 20150302 disclaimer: subject to change without notice ? 2015 rf micro devices, inc. www.rfmd.com / www.qorvo.com
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