high linearity mmic mixer with integrated local oscillator amplifier, 1700 - 2000 mhz rev. v2 md57-0002 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. 1 advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com technology solutions has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. features ? up or down frequency conversion ? high input ip3: 21 dbm ? low lo drive: -5 dbm to +5 dbm ? very low current: 7 ma ? single ended ports, 50-ohm impedance ? small plastic package: sot-26 description the md57-0002 is a passive mmic mixer with an on-chip lo buffer amplifier that allows the md57-0002 to operate with lo drive levels of -5 dbm to +5 dbm. the md57-0002 features single ended ports and does not require the use of external baluns. all ports are 50-ohm impedance. the md57-0002 is ideally suited for up and down frequency convertor applications in dcs1800, pcs1900, phs and 3g wireless communications equipment requiring low lo power, high linearity, low conversion loss and very low current consumption. the md57-0002 is fabricated using a 0.5 micron gate length gaas mesfet process. this process features full passivation for increased rf performance and enhanced reliability. ordering information 1 part number package md57-0002 bulk packaging md57-0002tr 1000 piece reel MD57-0002SMB sample test board 1. reference application note m513 for reel size information. pin configuration pin # pin name description 1 rf rf input/output 2 src lo amplifier bias resistor 3 lo lo input 4 v dd lo amplifier bias voltage 5 gnd ground 6 if if input/output absolute maximum ratings 2 parameter absolute maximum input rf/if power +27 dbm input lo power +17 dbm voltage +6 v operating temperature -40c to +85c storage temperature -65c to +150c 2. exceeding any one or combination of these limits may cause permanent damage to this device. functional schematic rf src lo if gnd vdd
high linearity mmic mixer with integrated local oscillator amplifier, 1700 - 2000 mhz rev. v2 md57-0002 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. 2 advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com technology solutions has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. electrical specifications: t a = 25c, z 0 = 50 ohms, lo v dd = 5 v rf = 1900 mhz (-10 dbm), lo = 1660 mhz (0 dbm), if = 240 mhz parameter test conditions units min typ max conversion loss ? db ? 8.5 10.5 noise figure ? db ? 8.5 ? input ip3 tone spacing = 300 khz dbm 18.5 21 ? input p1db ? dbm ? 15 ? isolation rf to if lo to if lo to rf db db db ? ? ? 18 5 13 ? ? ? current v dd = 5 v ma ? 7 10 recommended pcb configuration pcb cross section view pcb dielectric between rf traces and rf ground layers should be chosen to reduce rf discontinuities between 50- ohm lines and package pins. m/a-com recommends an fr- 4 dielectric thickness of .008 (0.2 mm) yielding a 50-ohm line width of 0.015? (0.38 mm). the recommended metalization is 1 oz. copper. external circuitry parts list part value purpose r1 200 ? lo amplifier bias resistor l1 27 nh if matching inductor 3 l2 3.3 nh lo v dd inductor l3 7.5 nh lo input matching l4 3.3 nh rf port matching c1 100 pf if dc blocking capacitor c2 0.1 f if v dd bypass capacitor c3 6 pf rf v dd bypass capacitor c4 5 pf rf source bypass c5 0.1 f if source bypass 3. l1 can be changed to 47 nh for lower if frequencies (down to 150 mhz). pcb schematic
high linearity mmic mixer with integrated local oscillator amplifier, 1700 - 2000 mhz rev. v2 md57-0002 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. 3 advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com technology solutions has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. typical performance curves @ +25c (i f frequency = 240 mhz, low side lo) conversion gain vs. lo power, 1850 mhz rf conversion gain vs. frequency input ip3 vs. frequency lo and rf return loss if return loss (lo power = 0 dbm) -10 -9 -8 -7 -6 -5 17 0 0 17 5 0 18 0 0 18 5 0 19 0 0 19 5 0 2 0 0 0 r f f requency (m h z) conversion gain (db) lo = - 5 d b m lo = 0 d b m lo = 5 d b m -10 -9 -8 -7 -6 -5 -5 -3 -1 1 3 5 lo p o wer (db m) conversion gain (db) 10 14 18 22 26 30 -5 -3 -1 1 3 5 lo p o wer (db m) input ip3 (dbm) -25 -20 -15 -10 -5 0 100 150 200 250 300 350 400 if f requency (m h z) if s11 (db) l1 = 2 7 nh l1 = 4 7 nh 10 14 18 22 26 30 1700 1800 1900 2000 rf frequency (m hz) input ip3 (dbm) lo = - 5 d b m lo = 0 d b m lo = 5 d b m -40 -30 -20 -10 0 1300 1400 1500 1600 1700 1800 1900 2000 frequency (m hz) s11 (db) lo po rt s11 rf po rt s11 input ip3 vs. lo power, 1850 mhz rf
high linearity mmic mixer with integrated local oscillator amplifier, 1700 - 2000 mhz rev. v2 md57-0002 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. 4 advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com technology solutions has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. typical performance curves @ +25c isolation vs. frequency sot-26 -5 0 5 10 15 20 25 30 1200 1300 1400 1500 1600 1700 1800 1900 2000 frequency (m hz) isolation (db) lo t o if isolat ion lo t o rf isolat ion rf t o if iso lat io n
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