performance tests and ratings for sirenza microdevices' products were performed internally by sirenza and measured using specif ic computer systems and/or components and reflect the approximate performance of the products as measured by those tests. any difference in circuit implementation, test software, or test equipm ent may affect actual performance. the information provided herein is believed to be reliable at press time and sirenza microdevices assumes no responsibility for the use of this information. all s uch use shall be entirely at the user's own risk. prices and specifications for sirenza microdevices' products are subject to change without notice. buyers should consult sirenza microdevices' standard t erms and conditions of sale for sirenza's limited warranty with regard to its products. no patent rights or licenses to any of the circuits described herein are implied or granted to any third party . sirenza microdevices does not authorize or warrant any product for use in life-support devices and/or systems. copyright 2004 sirenza microdevices, inc. all worldwide rights reserved. 303 south technology court phone: (800) smi-mmic http://www.sirenza.com broomfield, co 80021 1 eds-102531 rev a the sirenza microdev ices? stq-1016 is a direct quadrature modulator targeted for use in a wide range of communica- tions systems, including cellul ar/pcs, gsm, cdma, tetra, and ism datacom. this device features a wide 250 - 1000 mhz operating frequency band, excellent carrier and side- band suppression, and a low broadband noise floor. the stq-1016 uses silicon germ anium (sige) device tech- nology and delivers a typical output power of -9 dbm with greater than 60db im3 suppression. a digital input shut-down feature is included that, when enabled, attenuates the output by 60db. the device is packaged in an industry standard 16 pin tssop with exposed paddle for superb rf and thermal ground. functional block diagram stq-1016 250 - 1000 mhz direct quadrature modulator product features applications ? excellent carrier feedthrough, -38 dbm con- stant over output power ? output p1db +5dbm ? very low noise floor, -154 dbm/hz typical ? wide baseband input, dc - 500 mhz ? superb phase accuracy and amplitude bal- ance, 0.5 deg./0.2 db ? low lo drive requirement, -5 dbm ? cellular/pcs/gsm/cdma transceivers ? tetra ? gmsk, qpsk, qam, ssb modulators product description 16 pin tssop with ex posed ground pad package footprint: 0.197 x 0.252 inches, (5.0 x 6.4 mm) package height: 0.039 inches (1.0 mm) 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 bbqn rfp rfn bbin bbqp lop lon bbip lo quadrature generator vcc vee vee vcc sd vee vee vcc product specifications ? rf output: t a = 25oc parameters test conditions (see page 2) units min. typ. max. rf frequency range mhz 250 1000 output power (baseband input level 600 mvp-p differential) dbm -12.0 -9 -7 rf port return loss matched to 50 ? using schematic shown on page 5 db >10, 250 to 1000 mhz >15, 275 to 500 mhz output p1db (baseband input level 3.8vp-p differential typical) dbm +3 +6 carrier feedthrough dbm -38 -30 sideband suppression db 34 42 im3 suppression 2-tone bb input @ 600mvp-p diff. per tone, 20khz spacing db 58 62 broadband noise floor baseband inputs tied to 1.9v dc , -20mhz offset from carrier dbm/hz -154 quadrature phase error deg -2 0.5 +2 i/q amplitude balance db -0.2 0.05 +0.2 supply voltage (vcc) v +4.75 +5 +5.25 supply current ma 80 86 device thermal resistance junction-case oc/w 25
303 south technology court phone: (800) smi-mmic http://www.sirenza.com broomfield, co 80021 2 eds-102531 rev a stq-1016 direct quadrature modulator test conditions (for all product specification tables unless otherwise noted) v cc (pins 2,10,15) +5v t a +25oc baseband input (pins 1, 8, 9, 16) 1.9v dc bias, 200khz fre- quency, 300mvp-p per pin = 600mvp-p differential drive, i and q signals in quadrature lo input (pins 4, 5) -5dbm @ 250 to 1000 mhz product specifications ? miscellaneous: t a = 25oc parameters additional test conditions unit min. typ. max. shut-down supply current shut-down enabled ma 45 60 shut-down attenuation db 60 shut-down pin resistance @ 1mhz kohm 11.9 shut-down pin capacitance @ 1mhz pf 5.2 shut-down control voltage thresholds shut-down disabled (normal operation) v 3.75 vcc shut-down enabled v 0.0 1.5 shut-down settling time ns <450 product specifications - lo input: t a = 25oc parameters additional test conditions unit min. typ. max. lo frequency mhz 250 1000 lo drive level dbm -8 -5 -2 lo port return loss matched to 50 ? using schematic shown on page 5 db >10, 250 to 1000 mhz >15, 275 to 500 mhz product specifications - baseband modulation input: t a = 25oc parameters additional test conditions unit min. typ. max. baseband frequency input -3db bandwidth, baseband inputs terminated in 50 ohms mhz dc 500 baseband input resistance per pin kohms 4.4 baseband input capacitance per pin pf 0.5
303 south technology court phone: (800) smi-mmic http://www.sirenza.com broomfield, co 80021 3 eds-102531 rev a stq-1016 direct quadrature modulator 250 - 1000 mhz typical device performance ssb power vs. lo frequency -13 -12.5 -12 -11.5 -11 -10.5 -10 -9.5 -9 -8.5 -8 200 300 400 500 600 700 800 900 1000 lo frequency [mhz] ssb power [dbm] -40c 25c +85c output p1db vs. lo frequency 0 1 2 3 4 5 6 200 300 400 500 600 700 800 900 1000 lo frequency [mhz] output p1db [dbm] -40c 25c +85c sideband suppression vs. lo frequency 30 32 34 36 38 40 42 44 46 48 50 200 300 400 500 600 700 800 900 1000 lo frequency [mhz] sideband suppression [db] -40c 25c +85c rf & lo port match (for schematic show n on page 5) -30 -25 -20 -15 -10 -5 0 200 300 400 500 600 700 800 900 1000 frequency [mhz] |s11| [db] rf port lo port carrier feedthrough vs. lo frequency -50 -48 -46 -44 -42 -40 -38 -36 -34 -32 -30 200 300 400 500 600 700 800 900 1000 lo frequency [mhz] carrier feedthrough [dbm] -40c 25c +85c intermodulation distortion vs. bb input level @ 380mhz -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 -12.0 -10.0 -8.0 -6.0 -4.0 -2.0 0.0 2.0 4.0 bb input level [dbvp-p diff.] ssb output power[dbm] fundamental (each tone) im3 (each tone)
303 south technology court phone: (800) smi-mmic http://www.sirenza.com broomfield, co 80021 4 eds-102531 rev a stq-1016 direct quadrature modulator part number ordering information part number reel size devices/reel min. max. stq-1016 7? 500 1000 caution: esd sensitive appropriate precaution in handling, packaging and testing devices must be observed. notes: 1. package body sizes exclude mold flash protrusions or gate burrs. 2. tolerance .004" (0.1mm) unless otherwise specified. 3. coplanarity: .004" (0.1mm) 4. controlling dimension is millimeter, converted inch dimensions are not necessarily exact. 5. followed from jedec mo-153. 0 8 lot # stq 2016 xzzzz part # dimensions in inches (mm) stq 1016 lot id absolute maximum ratings parameters value unit supply voltage (vcc) 6.0 v dc lo, rf input (lop, lon, rfp, rfn) +10 dbm baseband min input voltage (bbip, bbin, bbqp, bbqn) 0v dc baseband max input voltage (bbip, bbin, bbqp, bbqn) 3v dc operating temperature -40 to +85 oc storage temperature -65 to +150 oc operation of this device beyond any one of these limits may cause permanent damage. for reliable continuous operation the device voltage and current must not exceed the maximum oper- ating values specified in the table on page one. pin out description pin # function description additional comments 1 bbqp q-channel baseband input, positive terminal nominal dc bias voltage is 1.9v (biased internally) 2 vcc positive supply (+5v) 3 vee ground 4 lop local oscillator input, positive terminal nominal dc voltage is 2.0v. input should be ac-coupled. 5 lon local oscillator input, negative terminal nomina l dc voltage is 2.0v. input should be ac-coupled. 6 vee ground 7 sd shut-down control logic high = normal operation; logic low = shut-down enabled. 8 bbip i-channel baseband input, positive terminal nominal dc bias voltage is 1.9v (biased internally) 9 bbin i-channel baseband input, negative terminal nominal dc bias voltage is 1.9v (biased internally) 10 vcc positive supply (+5v) 11 vee ground 12 rfn rf output, negative terminal nominal dc voltage is 2.4v. output should be ac-coupled. 13 rfp rf output, positive terminal nominal dc volt age is 2.4v. output should be ac-coupled. 14 vee ground 15 vcc positive supply (+5v) 16 bbqn q-channel baseband input, negative terminal nomina l dc bias voltage is 1.9v (biased internally) 0.118 (3.0) 0.118 (3.0) 0.049 (1.25) 0.272 (6.9) 0.035 (0.9) 0.010 (0.25) via - indicates metalization - vias connect pad to underlying ground plane all units are in inches (mm) 0.012 (0.30) 0.014 (0.35) 0.024 (0.63) 0.028 (0.7) suggested pcb pad layout package dimensions (?16? package) moisture sensitivity level 1 - no special handling required.
303 south technology court phone: (800) smi-mmic http://www.sirenza.com broomfield, co 80021 5 eds-102531 rev a stq-1016 direct quadrature modulator 250 ? 1000 mhz application schematic stq-1016 h2 r8 r9 r10 p12 p13 bbip bbin 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 bbqp bbqn r1 r7 p8 p9 vcc vcc c6 c9 c10 c1 6 c18 vcc c17 c4 c5 vcc 1 3 5 4 t3 p1 0 loin p1 1 rfout t4 1 5 3 4 vcc vcc h1 c3 l1 1 2 rfp rfn lop lon sd u1 vee vee vcc vcc vee vee vcc 1 2 sh1 connect backside exposed paddle to rf/dc ground. bbip bbin bbqp bbqn shut-dow n bill of materials (for 250 ? 1000 mhz evaluation board p/n STQ1016evb) component designator value qty vendor part number description u1 1 smdi stq-1016 sige direct quadrature modulator p8, p9, p10, p11, p12, p13 6 johnson components 142-0701-851 sma connector, end launch with tab, for .062? thick board h1, h2 2 amp 640453-2 2-pin header, right angle t3, t4 1:1 2 m/a com etc1-1-13 rf transformer, 4.5 - 3000mhz l1 1uh 1 panasonic elj-fa1r0kf2 inductor, 1210 footprint, 10% tolerance r1, r7, r9, r10 200 ohm 4 venkel cr1206-8w-2000t resistor, 1206 footprint, 1% tolerance r8 1 kohm 1 venkel cr0603-16w-1001ft resistor, 0603 footprint, 1% tolerance c6, c18 33pf 2 venkel c0603cog500-330jne capacitor, 0603 footprint, cog dielectric, 5% tolerance c9, c17 1nf 2 venkel c0603cog500-102jne capacitor, 0603 footprint, cog dielectric, 5% tolerance c3 2.2uf 1 venkel c1206y5v160-225zne capacitor, 1206 footprint, y5v dielectric, 16v rating c4, c5, c10, c16 22pf 4 venkel c0603cog500-220jne capacitor, 0603 footprint, cog dielectric, 5% tolerance sh1 1 3m 929950-00 shunt for 2-pin header
303 south technology court phone: (800) smi-mmic http://www.sirenza.com broomfield, co 80021 6 eds-102531 rev a stq-1016 direct quadrature modulator lo match 0 90 0 90 lo- bbq+ bbi- lo+ rf match + vocm - vcc 50 50 2k 2k 499 499 -4dbm lo rf+ rf- rf out 50 5.11k 5.11k 10k 24.9 bbi bbq + vocm - vcc 50 50 2k 2k 499 499 50 5.11k 5.11k 10k 24.9 1k 1k vcc vcc stq-1016 d c levels for bbin , bbip, bbqn , bbqp are 1.9v nom inal. the offset required to null carrier feedthrough is typically < 20m v. 600m v p-p differential 600m v p-p differential +5v 200kh z sine 145m v am plitude 0 degree phase 200khz sine 145m v am plitude + 90 degree phase - for interm odulation tests, synthesizer set for 200kh z and 220kh z sine outputs on i and q channels bbi+ bbq- ad 8138 ad 8138 direct quadrature modulator: general test set-up
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