easy-to-use, cost-effective tuners for analog car radios key features ` ` highly ` integrated` tuners` with` low-if` conversion ` ` pll ` synthesizer` with` integrated` vco ` ` integrated ` am` lna` with` agc` and` rf` selectivity` (tef6623 ` is` fm-only) ` ` integrated ` fm` lna` with` agc ` ` stereo ` decoder` with` output` for` interfacing` with` external` analog ` or` digital` audio` processor ` ` advanced ` weak` signal` processing` (soft` mute,` stereo` blend,` high ` cut` control) ` ` pacs ` ` fm ` noise` blanker ` ` signal ` quality` detection ` ` i 2 c-bus ` control ` ` rds ` demodulator` (tef6623`&` 24` only) ` ` single ` 8.5`v` supply ` ` so32 ` package ` ` very ` low` external` component` count ` ` allows ` for` fast` software` development` because` of` integrated ` radio` knowledge` and` easy` interface ` ` very ` good` strong` signal` behavior` building ` on` the` success` of` nxps` tef660x` and` tef661x` families,` the` tef662x` uses`a` low-if` architecture ` to` ensure` high` integration` with` low` complexity.` the` result` is` easy` design-in` and` best-in-class ` price/performance` ratios. key applications ` ` aftermarket ` car` radios ` ` consumer ` radio these ` tuners` integrate` all` the` critical` rf` components,` so` theyre ` easy` to` design` onto` the` main` radio` board.` theres` no` need ` for`a` tuner` module,` and` no` alignments` are` required.` the ` performance,` feature` set,` and` quality` of` the` tef662x` family ` are` optimized` to` enable` complementary` pricing` and` product ` positioning` for` the` cost-sensitive` aftermarket` car` radio ` and` consumer` segments.` all` the` devices` in` the` family` are ` software-` and` hardware-` (pin-to-pin` and` application)` compatible ` with` each` other` as` well` with` devices` from` the` tef660x ` and` tef661x` families.` this` allows`a` single` reference` tuner ` design` to` address`a` range` of` requirements. low-if architecture many ` existing` solutions` require` double` if` (intermediate` frequency) ` conversion.` nxps` low-if` architecture` eliminates` the ` 10.7` mhz` and` 450` khz` if` transformer` coils` and` ceramics,` nxp low-if analog car radio tuners tef662x
www.nxp.com date of release : december 2010 document order number : 9397 750 16995 printed in the netherlands ? 2010 nxp semiconductors n.v. all rights reserved. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. no liability will be accepted by the publisher for any consequence of its use. publication thereof does not convey nor imply any license under patent- or other industrial or intellectual property rights. tef662x selection guide space savings delivered by tef662x devices tef662x block and low-cost application diagram ic ic cer ift cer vco xt al xt al ift fm rf 100 mhz 100 mhz 4 mhz 10.7 mhz 20.5 mhz 240 mhz fm rf brb546 b b b 6b ??5
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