parameters symbols conditions min typ max units supply voltage v cc 4.5 5 5.5 v current i cc 41 ma mixer section input return loss rl in w/external match 10 db rf input frequency rf 50 860 mhz lo frequency lo 1800 mhz gain flatness g f 6 mhz .25 db noise figure 750mhz nf measured at 12 db mixer output input ip3 iip3 measured at +3 +5 dbm mixer output conv. gain mixer g c 8db the uhf band frequency converter is manufactured using the (f t 20 ghz) nesat iii process . this 5v ic consists of a rf gain control amplifier, linear, gilbert cell mixer, two stages of lo buffering, local oscillator, external filter port, and a temperature compensation circuit. this device was specifi- cally designed for catv, modems, hfc telephony and other multimedia applications. nec's stringent quality assurance and test procedures as- sure the highest reliability and performance. description and applications internal block diagram california eastern laboratories advance product information features ? 50-860 mhz rf frequency range ? 50-1800 mhz lo range ? 15 db variable gain rf amp ? +5 db dbm iip3 mixer ? 8 db rf conversion gain ? buffered lo output simmic 50-860 mhz frequency upconverter *the information contained in this document is being issued in advance of the production cycle for the device. the parameters for the device may change before final production or nec corporation, at its own discretion, may withdraw the device prior to its production. electrical characteristics (t a = 25 c) UPC2799 mixer ( out1 ) gnd ( amp ) if in v agc rf( in ) v cc ( amp ) bypass mixer ( out2 ) gnd( if ) gnd( if ) v cc v cc lo bypass v cc if( out ) gnd( lo ) osc ( b ) lo ( out ) v cc(if) bias ckt osc ( e)
parameters symbols conditions min typ max units lo section lo tuning range lo 700 800 mhz ssb phase noise 10 khz offset -85 dbc/hz lo spurious -40 dbc rf to lo isol rf-lo -50 dbm lo to rf leak lo-rf 40 -45 dbm lo to if leak lo-if -20 dbm lo buffered output -15 dbm rf amplifier section rf input rl input rl w/ external match 10 db rf bandwidth rfbw 45 900 mhz rf flatness db 6 mhz bw -0.3 +0.3 db rf gain range 3 15 db output ip3 min gain +15 dbm noise figure max gain 6.0 7.0 db 2/5/97 outline dimensions (units in mm) package outline 20 pin ssop lead material: alloy 42 lead plating: lead tin alloy\\ pin connections 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 pin connections: 1. mixer (out1) 2. mixer (out 2) 3. vcc ( amp ) 4. gnd( amp ) 5. rf (in) 6. gnd (if) 7. vagc 8. bypass 9. gnd (if) 10. if (in) 20 11 1 10 7.00 max 6.40.2 4.40.1 1.0 0.50.2 0.15 1.8 max 1.5 0.1 0.22 0.65 0.575 max n +0.10 - 0.05 +0.10 - 0.05 20. v cc (if) 19. v cc 18. v cc 17. lo out 16. lo(b) 15. v cc 14.osc (e) 13. ocs (b) 12. gnd (lo) 11. if (out) electrical characteristics (t a = 25 c) (1) indicate whether specification is for internal use only. *dependent on external tuning circuit
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