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rfsa2113 rfmd.com wide ban dwidth voltage controlled attenuator package style: mcm, 16 - pin, 1. 1 7 5mm x 3.2mm x3.2mm rf micro devices?, rfmd?, optimum technology matching?, enabling wireless connectivity?, powerstar?, polaris? total radio? an d ultimateblue? are trademarks of rfmd, llc. bluetooth is a trademark owned by bluetooth sig, inc., u.s.a. and licensed for use by rfmd. all other trade names, trademarks and registered trademark s are the property of their respective owners. ?2006, rf micro devices, inc. ds1 4 0 616 7628 thorndike road, greensboro, nc 27409 - 9421 ? for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. 1 of 18 features patent pending circuit architecture broadband 50mhz to 18 , 000mhz frequency range 30db attenuation range + 45 dbm iip3 typical + 75 dbm iip2 typical high 1db compression point 29 dbm low supply current 2 ma typical 3 to 5v power supply linear in db con trol characteristic internal temperature compensation class 1c esd ( 1000v ) complete solution in a small 3 .2 mm x 3 .2 mm , qfn package applications point to point radio test instrumentation microwave radio high linearity power control p roduct description rfmds rf sa2113 is a fully monolithic analog voltage controlled attenuator (vca) featuring exceptional linearity over a typical temperature compensated 30db gain control range. the rfsa2113 features a wide bandwidth up to 18ghz. it incorporates a revolutionary new circuit architecture to solve a long standing industry problem: high ip3, high attenuation range, low dc current, broad bandwidth and temperature compensated linear in db control voltage characteristic. this voltage controlled attenuator is controlled by a single positive control voltage with on chip dc conditioning circuitry. the slope polarity of the control voltage versus gain is selectable. the rf sa2113 draws a very low 2 ma current. this attenuator is matc hed to 50 ? over its rated control range and frequency with no external matching components required. typical vcas in this performance are based on compound semiconductor gaas fet mmics that require 1 to 2 negative voltages for control . this game changing product i ncorporates the complete solution in a small 3 .2 mm x 3 .2 mm mcm package that reduces the footprint in area and simplifies the control aspects over conventional compound semiconductor attenuator approaches. ordering information rf sa2113 sr 7 reel with 100 pieces rf sa2113 sq sample bag with 25 pieces rf sa2113 tr 13 13 r eel with 250 0 pieces rf sa2113 pck - 410 50mhz to 18, 000mhz pcba with 5 - piece sample bag functional bl ock diagram 3 2 4 1 1 0 1 1 9 1 2 1 5 1 4 1 6 1 3 6 7 5 8 c o n t r o l b l o c k a t t e n r f i n r f o u t v d d v c s l o p e e n g n d g n d g n d g n d g n d g n d g n d g n d g n d g n d
rfsa2113 rfmd.com 2 of 18 7628 thorndike road, greensboro, nc 27409 - 9421 for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. ds1 4 0616 absolute maximum ratings parameter rating unit supply voltage (v dd ) - 0.5 t o 6 v slope, vc, en pins - 0.5 to 6 v rf input power note 1 + 2 3 dbm operating temperature - 40 to +85 c storage temperature - 55 to +150 c junction temperature +125 c esd rating (hbm) 1000 v note 1: peak power of +29dbm allowable when rms power doe s not exceed +23dbm. parameter specification unit condition min. typ. max. general supply voltage 3.0 5 5.5 v internal voltage regulator supply current 2 3.5 ma operating temperature - 40 85 c thermal resistance 175 c/w rf input must be rfin pin rf input power 23 dbm continuous rms operation at the rfin pin rf performance frequency range 50 18000 mhz minimum insertion loss 2 db 1ghz 3 db 10ghz 4.5 db 18ghz gain control range 34 db 1ghz 32 db 10ghz 28 d b 18ghz gain vs. temperature 1 db peak to peak gain variation over temperature for fixed control voltage return loss 15 db relative phase 22 deg insertion phase at 15db attenuation relative to minimum insertion loss input 1db compression point 29 dbm peak power of +29dbm allowable when rms power does not exceed +23dbm input ip3 45 dbm p in + (im3 dbc /2) input ip2 75 dbm p in + im2 dbc , im2 is f1+f2 input ih2 80 dbm p in + h2 dbc , h2 is second harmonic input ih3 50 dbm p in + (h3 dbc /2), h3 is third harmonic control voltage control range, positive attenuation slope 0 2.5 v 2.5v control voltage is lowest insertion loss, slope pin logic high voltage control range, negative attenuation slope 0 2.5 v 0v control voltage is lowest inserti on loss, slope pin logic low voltage control pin current 1.2 a vc pin set to 2.5v slope and en pin s logic low 0.4 v slope and en pin s logic high 1 v settling time 2 sec 1db attenuation change settling within 0.1db of final value. note: typical performance at nominal conditions unless otherwi se noted: supply voltage=5.0v, operating temperature=25c, rf frequency 10ghz
rfsa2113 rfmd.com ds1 4 061 6 7628 thorn d ike road, greensboro, nc 27409 - 9421 ? for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. 3 of 18 measure d positive attenuation slope performance note: data includes pcb and connector losses except for the top two plots on this page.
rfsa2113 rfmd.com 4 of 18 7628 thorndike road, greensboro, nc 27409 - 9421 for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. ds1 4 0616 measured positive attenuation slope performance note: data includes pcb and connector losses
rfsa2113 rfmd.com ds1 4 061 6 7628 thorn d ike road, greensboro, nc 27409 - 9421 ? for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. 5 of 18 measured positive attenuation slope performance note: data includes pcb and connector losses
rfsa2113 rfmd.com 6 of 18 7628 thorndike road, greensboro, nc 27409 - 9421 for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. ds1 4 0616 measured positive attenuation slope performance note: data includes pcb and connector losses
rfsa2113 rfmd.com ds1 4 061 6 7628 thorn d ike road, greensboro, nc 27409 - 9421 ? for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. 7 of 18 measured positive attenuation slope performance note: data includes pcb and connector losses
rfsa2113 rfmd.com 8 of 18 7628 thorndike road, greensboro, nc 27409 - 9421 for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. ds1 4 0616 measured positive attenuation slope performance note: data includes pcb and connector losses
rfsa2113 rfmd.com ds1 4 061 6 7628 thorn d ike road, greensboro, nc 27409 - 9421 ? for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. 9 of 18 measured negative attenuation slope performance note: data includes pcb and connector losses except for the top two plots on this page.
rfsa2113 rfmd.com 10 of 18 7628 thorndike road, greensboro, nc 27409 - 9421 for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. ds1 4 0616 measured negative attenuation slope performance note: data includes pcb and connector losses
rfsa2113 rfmd.com ds1 4 061 6 7628 thorn d ike road, greensboro, nc 27409 - 9421 ? for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. 11 of 18 measured negative attenuation slope performance note: data includes pcb and connector losses
rfsa2113 rfmd.com 12 of 18 7628 thorndike road, greensboro, nc 27409 - 9421 for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. ds1 4 0616 measured negative attenuation slope performance note: data includes pcb and connector losses
rfsa2113 rfmd.com ds1 4 061 6 7628 thorn d ike road, greensboro, nc 27409 - 9421 ? for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. 13 of 18 measured negative attenuation slope performance note: data includes pcb and connector losses
rfsa2113 rfmd.com 14 of 18 7628 thorndike road, greensboro, nc 27409 - 9421 for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. ds1 4 0616 measured negative attenuation slope performance note: data includes pcb and connector losses
rfsa2113 rfmd.com ds1 4 061 6 7628 thorn d ike road, greensboro, nc 27409 - 9421 ? for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. 15 of 18 evaluation board schematic evaluation board bill of materials (bom) description reference designator manufacturer manufacturer's p/n voltage controlled attenuator vca u1 rfmd rfsa2113 conn, sma, end lnch, rnd pin, 0.039" j1-j4 gigalane co., ltd. psf-s01-002 conn, hdr, st, 6-pin, 0.100", t/h p1 molex 22-28-4063 sa2113-410 evaluation board ddi sa2113-410(a) cap, 1000pf, 10%, 25v, x7r, 0402 c2, c6-c7 murata electronics grm155r71h102ka01d cap, 1 f, 10%, 16v, x7r, 1206 c1 murata electronics grm31mr71e105kc01l cap, 10pf, 5%, 50v, c0g, 0402 c3 murata electronics grm1555c1h100jz01e res, 0?, 0402 r1 kamaya, inc rmc1/16sjpth dnp r2 n/a n/a dnp c4-c5 n/a n/a
rfsa2113 rfmd.com 16 of 18 7628 thorndike road, greensboro, nc 27409 - 9421 for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. ds1 4 0616 evaluation board assembly drawing
rfsa2113 rfmd.com ds1 4 061 6 7628 thorn d ike road, greensboro, nc 27409 - 9421 ? for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. 17 of 18 pin names and description pin funct ion description 1 en supply current enable control connect to logic low to enable connect to logic high to disable 2 gnd ground pin 3 rfin rf input. use external dc block. rf input must be this pin to ensure linearity and thermal resistance specificatio ns. 4 gnd ground pin 5 gnd ground pin 6 gnd ground pin 7 gnd ground pin 8 gnd ground pin 9 gnd ground pin 10 rfout rf output. use external dc block. rf output must be this pin to ensure linearity and thermal resistance specifications. 11 gnd ground pin 12 gnd ground pin 13 slope attenuation slope control connect to logic low to enable negative attenuation slope connect to logic high to enable positive attenuation slope 14 vdd supply voltage 15 vc attenuator control voltage 16 gnd ground pin g nd gnd exposed package ground paddle is rf and dc ground
rfsa2113 rfmd.com 18 of 18 7628 thorndike road, greensboro, nc 27409 - 9421 for sales or technical support, contact rfmd at (+1) 336 - 678 - 5570 or sales - support@rfmd.com. ds1 4 0616 package drawing branding diagram

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