1 of 10 optimum technology matching? applied gaas hbt ingap hbt gaas mesfet sige bicmos si bicmos sige hbt gaas phemt si cmos si bjt gan hemt functional block diagram rf micro devices?, rfmd?, optimum technology matching?, enabling wireless connectivity?, powerstar?, polaris? total radio? and ultimateblue? are trademarks of rfmd, llc. bluetooth is a trade- mark owned by bluetooth sig, inc., u.s.a. and licensed for use by rfmd. all other trade names, trademarks and registered tradem arks are the property of their respective owners. ?2006, rf micro devices, inc. product description 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . ordering information rf mems ldmos rf1 vdd v1 v2 RF1603A rf2 rf3 RF1603A broadband high power sp3t switch the RF1603A is a single-pole three-throw (sp3t) switch designed for gen- eral purpose switching applications which require very low insertion loss and high power handling capability with minimal dc power consumption. the excellent linearity performance achieved by the RF1603A make it ideal for use in multimode gsm/e dge/wcdma/cdma applications. the RF1603A offers very high isolation between the rf ports, providing greater rf separation between the transmit and receive paths, which is critical in full-duplex systems. additionally, RF1603A includes integrated decoding logic, allowing just two control lines needed for switch control. the RF1603A is packaged in a very compact 2.5mmx2.5mm, 12-pin, leadless qfn package. features ? 2kv hbm esd protection on all ports ? low frequency to 2.5ghz operation ? low insertion loss: 0.4db at 1ghz ? very high isolation: 40db at 1ghz ? compatible with low voltage logic (v high min=1.3v) ? high linearity: iip2 >120dbm ? no external dc blocking capacitors required applications ? multi-mode gsm, wcdma, cdma applications ? gsm/gprs/edge switch applications ? cellular infrastructure appli- cations ? receive diversity switching ? general purpose switching applications RF1603A broadband high power sp3t switch RF1603Apcba-410 fully assembled evaluation board ds110725 confidential: nda required ? package style: qfn, 12-pin, 2.5mmx2.5mm
2 of 10 RF1603A ds110725 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . absolute maximum ratings parameter rating unit v dd 3.0 v maximum power handling (6 to 1 vswr over temperature) +36 dbm operating temperature -30 to +85 c storage temperature -40 to +125 c parameter specification unit condition min. typ. max. electrical characteristics active mode:v high > 1.8v,v low < 0.3v; temp = 25c; v dd =2.5v p in =35dbm@0.9ghzor33dbm@1.98ghz; all rf ports terminated to z o =50 ? . insertion loss 0.5ghz to 1ghz 0.40 0.55 db 1.0ghz 0.40 0.55 db 2.1ghz 0.45 0.55 db 2.5ghz 0.45 0.55 db 2.5ghz to 3.5ghz 0.7 0.85 db isolation 0.5ghz to 1.0ghz 36 40 db 1.0ghz to 2.0ghz 32 35 db 2.1ghz 31 33 db 2.5ghz 30 31 db 2.5ghz to 3.5ghz 23 28 db rf port return loss 25 30 db 0.5ghz to 2.5ghz, all rf ports in insertion loss state. 900mhz harmonics second harmonic (2f 0 ) -85 -75 dbc p in = 35dbm third harmonic (3f 0 )-90-75dbc 1980mhz harmonics second harmonic (2f 0 ) -85 -75 dbc p in =33dbm third harmonic (3f 0 )-90-75dbc iip2 rf1, rf2, rf3-ant cell 115 120 dbm tone 1: 836.5mhz at 26dbm, tone 2: 1718mhz at -20dbm, receive freq: 881.5mhz rf1, rf2, rf3-ant aws 115 120 dbm tone 1: 1732.5mhz at 26dbm, tone 2: 3865mhz at -20dbm, receive freq: 2132.5mhz rf1, rf2, rf3-ant pcs 115 120 dbm tone 1: 1880mhz at 26dbm, tone 2: 3840mhz at -20dbm, receive freq: 1960mhz caution! esd sensitive device. 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 de vice reliability. specified typical perfor- mance or functional operation of the device under absolute maximum rating condi- tions is not implied. rohs status based on eudirective2002/95/ec (at time of this document revision). the information in this publication is believed to be accurate and reliable. however, no responsibility is assumed by rf micro device s, inc. ("rfmd") for its use, nor for any infringement of patents, or other rights of third parties, resulting from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component circuitry, recommended appli- cation circuitry and specifications at any time without prior notice.
3 of 10 RF1603A ds110725 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . parameter specification unit condition min. typ. max. iip3 rf1, rf2, rf3-ant cell 70 73 dbm tone 1: 836.5mhz at 26dbm, tone 2: 791.5mhz at -20dbm, receive freq: 881.5mhz rf1, rf2, rf3-ant imt 70 73 dbm tone 1: 1950mhz at 26dbm, tone 2: 1760mhz at -20dbm, receive freq: 2140mhz max operating power 36 dbm 50ohms, temp=25 ? c 35 dbm vswr=6:1, temp= -30 ?? to +85 ? c switching time switching speed on 2 5 ? s 50% control to 90% rf switching speed off 2 5 ? s 50% control to 10% rf start-up time 10 ? s maximum set up time for the switch to reach fully compliant operation supply and control signal characteristics switched supply voltage (v dd ) v high 2.2 2.4 2.7 v v low 0 0.3 v switched supply current (v dd ) i high 50 100 ? ap in =35dbm i low 0ma control voltage (v1, v2) v high 1.3 1.8 2.6 v v low 000.3v control current (v1, v2) i high 1.0 5.0 ? a i low 0.5 1.0 ? a triple beat ratio (tbr) tbr bc0 (gsm800) 85 99 dbc vswr=2:1; temp=-20c, 25c, 85c tbr bc1 (pcs) 85 99 dbc vswr=2:1; temp=-20c, 25c, 85c tbr bc4 85 99 dbc vswr=2:1; temp=-20c, 25c, 85c tbr bc5 (gsm400) 85 99 dbc vswr=2:1; temp=-20c, 25c, 85c tbr bc14 (pcs) 85 99 dbc vswr=2:1; temp=-20c, 25c, 85c tbr bc15 (aws) 85 99 dbc vswr=2:1; temp=-20c, 25c, 85c
4 of 10 RF1603A ds110725 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . pin out pin function description 1vdd supply. the voltage at this node will be switched and it is important that the switch is operating within the spec- ified start up time. this signal might be used as a mode control. 2v2 control signal 2. 3v1 control signal 1. 4nc not connected (may be grounded in pcb). 5gnd ground. 6rf3 rf output 3. 7gnd ground. 8ant rf input (connected to antenna). 9gnd ground. 10 rf1 rf output 1. 11 gnd ground. 12 rf2 rf output 2. pkg base gnd ground. 1 2 3 4 5 6 9 8 7 12 11 10 vdd v2 v1 nc gnd rf3 gnd ant gnd rf2 gnd rf1
5 of 10 RF1603A ds110725 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . package drawing top view bottom view side view
6 of 10 RF1603A ds110725 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . general information truth table for switch states control logic the switch is operable in four states (see truth table). when v dd is high, the switch is active. the start-up time is defined as the delay time that control signal(s) cross 0.8v threshold until kf output level is 90% of final rf voltage peak. power sequence on sequence: first turn on v dd , then apply control signals. off sequence: first turn off the co ntrol signals, then turn off v dd . note: not following the power on/off sequence could cause damage to the switch and may affect the long-term reliability of the device. electrical test methods the electrical parameters for the switch were measured on rfmd evaluation board. the test pwb includes means for decou- pling rf signals from control signal port (shunt capacitor at control signal ports). all measurements are done with calibration plane at switch pins. the effect of test board losses and phase delay has been removed from the results. state v1 v2 rf path 1v low v low ant-rf1 2v low v high ant-rf2 3v high v low ant-rf3 4v high v high high impedance
7 of 10 RF1603A ds110725 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . evaluation board schematic j1 j3 j4 j5 p1 1 2 3 4 5 gnd ctrl1 rf1 rf2 rf3 57 9 11 13 12 6 10 3 2 1 8 4 r2 0 l1 dni r1 0 c1 100pf c2 100pf c3 10nf ctrl2 vdd gnd RF1603A denotes 50 ohm transmission line ant
8 of 10 RF1603A ds110725 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . pcb design requirements pcb surface finish the pcb surface finish used for rfmd's qualification process is electroless nickel, immersion gold. typical thickness is 3 ? inch to 8 ? inch gold over 180 ? inch nickel. pcb land pattern recommendation pcb land patterns for rfmd components are based on ipc-735 1 standards and rfmd empirica l data. the pad pattern shown has been developed and tested for optimized assembly at rf md. the pcb land pattern has been developed to accommodate lead and package tolerances. since surface mount processes va ry from company to company, careful process development is recommended. pcb metal land pattern
9 of 10 RF1603A ds110725 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . pcb solder mask pattern liquid photo-imageable (lpi) solder mask is recommended. the solder mask footprint will match what is shown for the pcb metal land pattern with a 2 mil to 3 mil expansion to accommodate solder mask registration clearance around all pads. the center-grounding pad shall also have a solder mask clearance. expansion of the pads to create solder mask clearance can be provided in the master data or reques ted from the pcb fabrication supplier. thermal pad and via design the pcb land pattern has been designed with a thermal pad th at matches the die paddle size on the bottom of the device. thermal vias are required in the pcb layout to effectively conduct heat away from the package. the via pattern has been designed to address thermal, power dissipation and electrical requirements of the device as well as accommodating routing strategies. the via pattern used for the rfmd qualification is based on thru-hole vias with 0.203mm to 0.330mm finished hole size on a 0.5mm to 1.2mm grid pattern with 0.025mm plating on via walls. if micro vias are used in a design, it is suggested that the quantity of vias be increased by a 4:1 ratio to achieve similar results.
10 of 10 RF1603A ds110725 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com .
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