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rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 15022 5 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . rf micro devices ? and rfmd ? 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 trademarks are the property of their respective owners. ?2013, rf micro devices, inc. 1 of 17 rf sa4033 r f sa4033 programmable temperature compensating attenuator 5mhz to 6000mhz the rf sa4033 is a fully monolithic linear - in - db analog temperature compen sating attenuator (tca) featuring exceptional linearity over its entire gain control range. it is designed to offset the gain reduction of an rf component over temperature without the need for closed loop feedback. eight customer selectable scaled attenuation slopes and eight selectable no minal attenuation values at 25 c creates a total combination of 64 possible temperature coefficients which make it a flexible solution for rf lineups. it incor porates revolutionary new circuit architecture to solve a long standing industry problem with reg ards to attenuator architecture: high ip3, low dc current and broad bandwidth. traditional approaches for solving this problem require expensive co - fired ceramics with temperature sensitive materials or current hungry pin diodes with elaborate area consumi ng control circuits. this temperature compensating attenuator requires only a single supply voltage and 6 logic bits to set the temperature coefficient . the rfsa4033 is packaged in a small 3mm x 3mm qfn. this attenuator is matched to 50 ? over its rated con trol range and frequency with no external matching components required. functional block diagram ordering information rf sa4033 sq sample b ag with 25 pieces rf sa4033 sr 7" reel with 100 pieces rf sa4033 tr 7 7 " reel with 2500 pieces rf sa4033 pck - 410 5mhz to 6ghz pcba with 5 - piece sample bag package: q fn, 16 - pin, 3.0mm x 3 .0mm x 0.85mm features patent pending circuit architecture broadband 5mhz to 6000mhz frequency range 64 selectable attenuation versus temperatur e linear - in - db slopes +52dbm input ip3 typical +80dbm input ip2 typical high 1db compression point > +30dbm low residual phase noise < - 140dbc/hz at 10khz offset 3v to 5v power supply 3v logic compatible class 2 esd (2 000v hbm) applications cellular, 3g, lte infrastructure wibro, lte microwave radio high linearity rf power control cable modems catv test equipment rfsa4033 1 6 1 2 3 4 1 5 1 4 1 3 1 2 1 1 1 0 9 5 6 7 8 a t t e n u a t o r c o n t r o l s y s t e m g n d g n d r f i n g n d s l p 2 s l p 1 s l p 0 g n d g n d g n d r f o u t g n d a t t n 2 a t t n 1 a t t n 0 v d d
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 15022 5 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . rf micro devices ? and rfmd ? 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 trademarks are the property of their respective owners. ?2013, rf micro devices, inc. 2 of 17 rf sa4033 absolute maximum rat ings parameter rating unit supply voltage (v dd ) - 0.5 to 6.0 v logic control voltage - 0.5 to v dd v maximum cw input power 30 dbm storage temperature range - 65 to +150 c esd rating - human body model (hbm) 2 000 v moisture sensitivity level msl 2 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. recommended operating condition parameter specification unit min typ max operating temperature range - 40 +105 c operating junction temperature +125 c supply voltage (v dd ) 3 .0 5.5 v nominal operating parameters parameter specification unit condition min typ max supply and interface requirements supply current (i dd ) 7 10 ma attenuation bits (attn) 3 8 nominal i nsertion loss states at 25 c slope bits (slp) 3 8 (insertion loss versus temperature) slope states control pins logic low 0. 8 v control pins logic high 2 .0 v thermal resistance 45 c/w rf input power 27 dbm general performance typical performance: v dd = 5v, temp = 25 c, rf frequency = 2000mhz frequency range 5 6000 mhz nominal attenuation 3 10 db at +25 c, selectable in 1db steps nominal attenuation accuracy (see table below) see table db at +25 c temperature coefficient 3 10 mdb / c selectable in 1m db/ c increments
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 3 of 17 rf sa4033 parameter specification unit condition min typ max general performance - continued typical performance: v dd = 5v, temp = 25 c, rf frequency = 2000mhz temperature coefficient accuracy 1 mdb/ c per db of nominal attenuation nominal impedance 50 ? input return loss 18 db output return loss 18 db input p1db 30 dbm input ip2 80 dbm f1 + f2 input intercept point, pin + (p out C im2) input ip3 45 52 dbm input ih2 86 dbm 2f input intercept point, pin + (p out C f2) input ih3 58 dbm 3f input intercept point, pin + (p out C f3) /2 nominal attenuation accuracy table nominal attenuation accuracy t ypical unit 3 2.7 db 4 3.6 db 5 4.6 db 6 5.7 db 7 6.8 db 8 7.9 db 9 9.0 db 10 10. 1 db
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 4 of 17 rf sa4033 typical application schematic
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 5 of 17 rf sa4033 typical performance: t = 25c, v dd = 5v unless otherwise noted
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 6 of 17 rf sa4033 typical performance: t = 25c, v dd = 5v unless otherwise noted
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 7 of 17 rf sa4033 typical performance: t = 25c, v dd = 5v unless otherwise noted
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 8 of 17 rf sa4033 typical performance: t = 25c, v dd = 5v unless otherwise noted
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 9 of 17 rf sa4033 typical performance: t = 25c, v dd = 5v unless otherwise noted
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 10 of 17 rf sa4033 typical performance: t = 25c, v dd = 5v unless otherwise noted
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 11 of 17 rf sa4033 typical performance: t = 25c, v dd = 5v unless otherwise noted
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 12 of 17 rf sa4033 evaluation board schematic 5 mhz to 6 000mhz application circuit
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 13 of 17 rf sa4033 evaluation board bill of materials (bom) 5m hz to 6 000mhz application circuit description reference designator manufacturer manufacturer's p/n rf sa4033 - 410 dynamic details (ddi) toronto rf sa4033 - 410(a) digital step attenuator 50 mhz to 6000mhz u1 rfmd rfsa4033sb cap, 1 f, 10%, 25v, x7r, 1206 c9 taiyo yuden (usa), inc. ce tmk316bj105kl - t conn, sma, end lnch, univ, hyb mnt, flt j1 - j4 molex sd - 73251 - 4000 conn, hdr, st, 1x7, 0.100", t/h p1 samtec inc. tsw - 107 - 07 - g - s conn, hdr, st, plrzd, 2 - pin, 0.100" p6 itw pancon mpss100 - 2 - c conn, hdr, st, 3x7, 0.100" p3 samtec inc. tsw - 107 - 07 - g - t conn, skt, 24 - pin dip, 0 .600", t/h p2 aries electronics inc. 24 - 6518 - 10 mod, usb to serial uart, ssop - 28 m1 future technology devices int'l um232r dnp c1 - c8 na na
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 14 of 17 rf sa4033 evaluation board assembly drawing
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 15 of 17 rf sa4033 pin names and descriptions pin name description 1 gnd connect to pcb ground 2 gnd connect to pcb ground 3 rfin input rf port ; do not apply dc voltage to this pin. pin may be grounded externally. 4 gnd connect to pcb ground 5 slp2 input logic bus to control the attenuation slope (msb) 6 slp1 input logic bus to control the attenuation slope 7 slp0 input logic bus to control the attenuation slope (lsb) 8 gnd connect to pcb ground 9 gnd connect to pcb ground 10 rfout output rf port; do not apply dc voltage to this pin. pin may be grounded externally. 11 gnd connect to pcb ground 12 gnd connect to pcb ground 13 vdd supply voltage 14 attn0 input logic bus to control the 25 c nominal attenuation value (lsb) 15 attn1 input logic bus to control the 25 c nominal attenuation value 16 attn2 input logic bus to control the 25 c nominal attenuation value (msb) nominal attenuation truth table attn2 attn1 attn0 s 21 attn value at 25 c (db) 0 0 0 3 0 0 1 4 0 1 0 5 0 1 1 6 1 0 0 7 1 0 1 8 1 1 0 9 1 1 1 10 note: refer to nominal attenuation accuracy table.
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 16 of 17 rf sa4033 attenuation slope truth table slp2 slp1 slp0 s 21 temperature coefficient ( mdb / c/a ttn ) 0 0 0 3 0 0 1 4 0 1 0 5 0 1 1 6 1 0 0 7 1 0 1 8 1 1 0 9 1 1 1 10 package outline (dimensions in millimeters)
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds 150225 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro d evices, 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 c omponent circuitry, recommended application circuitry and specifications at any time without prior notice. 17 of 17 rf sa4033 branding diagram

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