semiconductor technical data 1.575 ghz gps downconverter plastic package case 932 (lqfp48) 48 1 order this document by mrfic1505/d 1 motorola rf/if device data
this integrated circuit is intended for gps receiver applications. the dual conversion design is implemented in motorola's lowcost, highperformance mosaic 5 ? silicon bipolar process and is packaged in a lowcost surface mount lqfp48 package. in addition to the mixers, a vco, pll, crystal oscillator, a/d converter and a loop filter are integrated onchip. output if is nominally 4.1 mhz. ? 105 db typical conversion gain ? 2.7 v operation ? 28 ma typical current consumption ? lowcost, lowprofile plastic lqfp package mosaic 5 is a trademark of motorola, inc. ordering information device operating temperature range package MRFIC1505R2 t a = 40 to 85 c lqfp48 ? motorola, inc. 2000 rev 0 44 45 46 47 48 v reg vco tank tank lna in gnd gnd if 2 gnd limiter in b limiter gnd limiter v cc 37 38 39 40 41 42 43 lna gnd gnd vco gnd pin connections and functional block diagram lna gnd v cc mixer 2 17 16 15 14 13 24 23 22 21 20 19 18 lpf neg vco v cc lpf out lpf pos limiter bias enable limiter out limiter in a 36 35 34 33 32 31 30 29 28 27 26 25 1234567 8 9 10 11 12 lna v cc lna gnd lna out lna gnd gnd mixer 1 gnd mixer 1 in v cc mixer 1 if 1 vga level vga in b vga in a gnd v cc pll gnd temp sense v cc crystal gnd gnd crystal osc v reg out clk gnd vco 25 4 pd temp sense v reg ref osc lna
mrfic1505 2 motorola rf/if device data maximum ratings rating symbol value unit dc supply voltage v dd 5.0 vdc dc supply current i dd 60 ma operating ambient temperature t a 40 to 85 c storage temperature range t stg 65 to 150 c lead soldering temperature range (10 seconds) 260 c note: maximum ratings are those values beyond which damage to the device may occur. functional operation should be restricted to the limits in the electrical characteristics tables. electrical characteristics (v cc = 2.7 to 3.3 v; t a = 40 to 85 c; enable = 2.7 v unless otherwise noted) characteristic symbol min typ max unit total device supply voltage v cc 2.7 3.0 3.3 v supply current (t a = 25 c, v cc = 2.7 v, enable = 2.7 v) i cc 28 36 ma supply current (t a = 25 c, v cc = 2.7 v, enable = 0 v) i cc 2.0 4.0 ma rf amplifier rf input frequency f in 1575.42 mhz input impedance z in 50 w input vswr vswr in 2.0 gain g 13 15 db noise figure nf 2.0 db 1.0 db compression (measured at output) p 1db 1.0 dbm first mixer input frequency f in 1575.42 mhz gain g 10 14 db noise figure nf 13 db 1.0 db compression (measured at output) p 1db 13 dbm first local oscillator frequency f lo1 1636.8 mhz first intermediate frequency f if1 61.38 mhz lo leakage at if port 40 dbm lo leakage at rf port 50 dbm output impedance z out 50 w first if amplifier and second mixer input frequency f in 61.38 mhz imput impedance z in 230 w output impedance z out 50 w second local oscillator frequency f lo2 65.47 mhz second intermediate frequency f if2 4.092 mhz lo leakage at if port 40 dbm gain g 40 43 db cascaded noise figure nf 9.3 db 1.0 db compression point (measured at output) p 1db 13 dbm
mrfic1505 3 motorola rf/if device data electrical characteristics e continued (v cc = 2.7 to 3.3 v; t a = 40 to 85 c; enable = 2.7 v unless otherwise noted) characteristic symbol min typ max unit limiting amplifier second intermediate frequency f if2 4.092 mhz input signal level 4.0 11 31 mv output voltage swing (into 10 pf 100 k w ) v out 800 mvpp dc output level 1.4 v gain g 50 db reference oscillator reference frequency f r 16.368 mhz reference frequency input level (crystal output pin) 500 mvpp reference oscillator output voltage level (into 15 pf || 10 k w ) 750 mvpp reference clock input drive level 400 800 1500 mvpp pll first local oscillator frequency f lo1 1636.8 mhz second local oscillator frequency f lo2 65.47 mhz vco c/n (at 10 khz offset) 80 dbc/hz vco gain (tbd varactor) 20 mhz/v enable enable active level 0.8 v cc v cc v disable active level 0 0.2 v cc v voltage regulator regulator output voltage (v cc = 2.7 to 3.3 v, i out = 3.0 ma) v o 2.1 2.3 2.5 v temperature sense specs temperature sensor output voltage @ 25 c 1.2 1.28 1.375 v temperature sensor slope over temperature 5.0 mv/ c
mrfic1505 4 motorola rf/if device data 44 45 46 47 48 37 38 39 40 41 42 43 17 16 15 14 13 24 23 22 21 20 19 18 36 35 34 33 32 31 30 29 28 27 26 25 1234567 8 9 10 11 12 vco 25 4 pd temp sense v reg ref osc lna agc figure 1. applications schematic (1636.8 mhz lo) c1, c2 220 pf c3, c4 1.7 pf c6 10 pf c7, c14, c18, c20, c22, c24, c34 0.01 m f c8, c15, c19, c21, c23, c25, c27 1000 pf c9 1.0 m f c10, c11, c12 1.0 npf c13 2.7 nf c16, c17 27 pf c26 470 pf c28 0.6 pf c29, c30 91 pf c32, c33 1.0 nf l1 10 nh l2 3.9 nh l3, l5 82 nh l4 0.62 m h l6 tbd r1, r2, r4 10 k r3 2 k r6 1.2 k r8 5.0 k c7 c8 rf input c6 c4 c3 l1 r4 r3 v cc c24 c25 r2 c2 r1 c1 v cc temp sense c19 c18 crystal c16 c14 c15 clock enable limiter out c13 c12 r8 c10 c11 c22 c23 c20 c21 v cc v cc c9 c30 l5 l3 l4 c29 v cc r6 l2 c28 c26 c27 to if filter from if filter c17 l6 c34 c32 c33 notes: 1. r8 must be set to match your 2nd if filter impedance. 2. layout of capacitors c10, c11, c12 is critical for stability of limiter.
mrfic1505 5 motorola rf/if device data outline dimensions plastic package case 93203 (lqfp48) issue f ???? ???? ???? a a1 z 0.200 ab tu 4x z 0.200 ac tu 4x b b1 1 12 13 24 25 36 37 48 s1 s v v1 p ae ae t, u, z detail y detail y base metal n j f d tu m 0.080 z ac section aeae ad g 0.080 ac m top & bottom l w k aa e c h 0.250 r 9 detail ad notes: 1 dimensioning and tolerancing per asme y14.5m, 1994. 2 controlling dimension: millimeter. 3 datum plane ab is located at bottom of lead and is coincident with the lead where the lead exits the plastic body at the bottom of the parting line. 4 datums t, u, and z to be determined at datum plane ab. 5 dimensions s and v to be determined at seating plane ac. 6 dimensions a and b do not include mold protrusion. allowable protrusion is 0.250 per side. dimensions a and b do include mold mismatch and are determined at datum plane ab. 7 dimension d does not include dambar protrusion. dambar protrusion shall not cause the d dimension to exceed 0.350. 8 minimum solder plate thickness shall be 0.0076. 9 exact shape of each corner is optional. t u z ab ac gauge plane dim a min max 7.000 bsc millimeters a1 3.500 bsc b 7.000 bsc b1 3.500 bsc c 1.400 1.600 d 0.170 0.270 e 1.350 1.450 f 0.170 0.230 g 0.500 bsc h 0.050 0.150 j 0.090 0.200 k 0.500 0.700 m 12 ref n 0.090 0.160 p 0.250 bsc l 0 7 r 0.150 0.250 s 9.000 bsc s1 4.500 bsc v 9.000 bsc v1 4.500 bsc w 0.200 ref aa 1.000 ref
mrfic1505 6 motorola rf/if device data notes
mrfic1505 7 motorola rf/if device data notes
mrfic1505 8 motorola rf/if device data motorola reserves the right to make changes without further notice to any products herein. motorola makes no warranty, represe ntation or guarantee regarding the suitability of its products for any particular purpose, nor does motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation co nsequential or incidental damages. atypicalo parameters which may be provided in motorola data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. all operating parameters, including atypicalso must be validated for each customer application by customer's technical experts. motorola does not convey any license under its patent rights nor the rights of others. motor ola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other ap plications intended to support or sustain life, or for any other application in which the failure of the motorola product could create a s ituation where personal injury or death may occur. should buyer purchase or use motorola products for any such unintended or unauthorized app lication, buyer shall indemnify and hold motorola and its officers, employees, subsidiaries, affiliates, and distributors harmless agains t all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or dea th associated with such unintended or unauthorized use, even if such claim alleges that motorola was negligent regarding the design or manufa cture of the part. motorola and are registered trademarks of motorola, inc. motorola, inc. is an equal opportunity/affirmative action employer. how to reach us: usa / europe / locations not listed : motorola literature distribution; japan : motorola japan ltd.; sps, technical information center, 3201, p.o. box 5405, denver, colorado 80217. 13036752140 or 18004412447 minamiaz abu. minatoku, tokyo 1068573 japan. 8 1334403569 technical information center: 18005216274 asia / pacific : motorola semiconductors h.k. ltd.; silicon harbour centre, 2, dai king street, tai po industrial estate, tai po, n.t., hong kong. 85226668334 home page : http://www.motorola.com/semiconductors/ mrfic1505/d ?
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