? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macomtech.com for additi onal data sheets and prod uct 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 low cost mmic mixer with local oscillator amplifier 0.8 - 1.0 ghz rev. v3 MD57-0001 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 ? -5 to +5 dbm lo drive level ? high isolation, 28 db lo to rf ? sot-26 package description the MD57-0001 is a floating fet mixer with an on- chip lo amplifier. the lo drive for the MD57-0001 can range from ?5 to +5 dbm without severely impacting the mixer?s performance. the MD57-0001 is ideally suited for cellular band communications handsets? that can provide only minimal amounts of lo drive. typical applications include frequency up/ down conversion and iq modulation and demodulation in digital receivers and transmitters. the MD57-0001 utilizes a patented ?floating-fet? architecture. the on-chip lo amplifier allows the MD57-0001 to operate with as little as ?5 dbm of lo drive making it an ideal choice for low power portable designs. the MD57-0001 is fabricated using m/a-com?s 0.5 micron low noise gaas mesfet process. this process features full passivation for increased performance and reliability. the MD57-0001 is 100% rf tested to ensure superior performance specification compliance. ordering information 1 part number package MD57-0001 sot-26, 6-lead plastic package MD57-0001tr forward tape & reel MD57-0001smb sample test board 1. reference application note m513 for reel size information. pin configuration pin no. pin name description 1 rf port rf input/output 2 bias lo amplifier bias resistor 3 lo port lo input 4 v dd lo amplifier v dd 5 gnd ground 6 if port if input/output functional schematic absolute maximum ratings 2,3,4,5 parameter absolute maximum input rf/if power 4 +27 dbm input lo power 4 +17 dbm operating voltages 4 v dd = +6 v operating temperature -30c to +80c storing temperature -65c to +150c 2. exceeding any one or combination of these limits may cause permanent damage to this device. 3. m/a-com does not recommend sustained operation near these survivability limits. 4. ambient temperature (ta) = +25c 5. typical thermal resistance ( qjc ) = 108c/w at nominal bias
? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macomtech.com for additi onal data sheets and prod uct 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 low cost mmic mixer with local oscillator amplifier 0.8 - 1.0 ghz rev. v3 MD57-0001 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. pcb cross section view external circuitry parts list part value purpose r1 200 ? lo amplifier bias resistor l1 22 nh lo amplifier bias input l2 10 nh lo port matching c1 10 nf if port matching c2 10 nf if bypass capacitor c3 22 pf rf bypass capacitor c4 47 pf v dd bypass electrical specifications 6 : t a = +25c, rf = 900 mhz (-15 dbm), lo = 730 mhz (-5 dbm), if = 170 mhz, v dd = 2.7 v, typical i idd = 5 ma 6. imr vs. rf drive can be calculated by the formula: imr = [44 - 1.5(pin)] parameter test conditions units min. typ. max. conversion loss db ? 9.3 11 isolation lo to rf lo to if rf to if db db db 20 10 ? 28 12 20 ? ? ? vswr rf port lo port if port ratio ratio ratio ? ? ? 2.0:1 2.0:1 2.0:1 ? ? ? input 1 db compression rf freq = 900 mhz, lo = -5 dbm dbm ? 14 ? two tone im ratio two tones @ -10 dbm each; two spacing = 1 mhz, if = 170 mhz dbc ? 59 ? recommended pcb configuration layout view pcb dielectric between rf traces and rf ground layers should be chosen to reduce rf discontinuities between 50 lines and package pins. m/a-com recommends an fr-4 dielectric thickness of 0.008? (0.2 mm) yielding a 50 line width of 0.015? (0.38 mm). the recommended metalization thickness is 1 oz. copper. sot-26 ? ? meets jedec moisture sensitivity level 1 requirements.
? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macomtech.com for additi onal data sheets and prod uct 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 low cost mmic mixer with local oscillator amplifier 0.8 - 1.0 ghz rev. v3 MD57-0001 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. 3 typical performance data conversion loss vs. frequency vswr vs. frequency imr plot isolations down converter application test conditions: rf=900 mhz, if=170 mhz, lo=730 mhz (lo power = -5dbm) rf harmonic (m) 0x 1x 2x 3x 4x 0x -10 dbm 0 dbm x x 4.1 3.9 44.9 31.9 69.5 48.4 79.7 70.0 1x -10 dbm 0 dbm 13.8 22.9 0 0 47.6 35.1 82.0 73.0 76.6 83.8 2x -10 dbm 0 dbm 10.8 20.4 18.9 18.9 46.5 36.6 70.6 55.9 78.0 84.0 3x -10 dbm 0 dbm 12.1 22.7 23.8 23.8 41.5 31.0 76.9 63.1 77.1 74.0 4x -10 dbm 0 dbm 13.6 24.0 50.9 49.4 68.5 58.9 64.5 45.4 80.6 63.4 lo harmonic (n) spurious table ? the spurious table shows the spurious signals resulting from the mixing of the rf and lo input signals assuming down conversion. ? mixing products are indicated relative to the if level. ? the lower frequency mixing term is shown for two different rf input levels. ? the rf frequency is 900 mhz, the lo frequency [nfrf - mflo] rf = -10 dbm [nfrf - mflo] rf = 0 dbm -12 -11 -10 -9 -8 800 850 900 950 1000 rf frequency (mhz) 10 15 20 25 30 800 850 900 950 1000 rf frequency (mhz) 1 2 3 4 5 600 700 800 900 1000 rf lo frequency (mhz) 0 10 20 30 40 50 60 600 700 800 900 1000 lo to rf rf to if lo to if frequency (mhz)
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