si3218x data short: proslic ? single-chip fxs solution the si3218x devices are pin-compatible single-channel proslic ? products that imple- ment a complete foreign exchange station (fxs) telephony interface solution in accord- ance with all relevant global specifications. the si3218x proslic ics operate from a 3.3 v supply and interface to standard pcm/spi or 3-wire isi digital interfaces with 3.3 v or 1.8 v i/o. the si3218x integrated dc-dc controller automatically generates the optimal battery voltages required for each linestate. si3218x ics are available with voltage rating of C106 v. the si3218x devices are available in a 5x6 mm 36-pin qfn package and a 6x6 mm 40-pin qfn package. applications: ? voip gateways and routers ? xdsl iads ? optical network terminals/units (ont/u) ? analog terminal adapters (ata) ? cable emta ? wireless fixed terminals (wft) ? wireless local loop (wll) ? wimax cpe ring tip dsp dtmf & tone gen ringing generator slic linefeed control linefeed monitor line diagnostics dsp codec slic linefeed control linefeed monitor si3218x linefeed fxs 3-wire isi or pcm/spi interface pll ringing generator line diagnostics dc-dc controller caller id dtmf and tone gen programmable ac impedance and hybrid host interface pclk / psclk adc dac codec adc dac codec adc dac functional block diagram key features ? complete fxs solution in a single 5x6 mm or 6x6 mm package ? performs all borscht functions ? ideal for short to medium loops ? global programmability ? patented low-power ringing ? simplified configuration and diagnostics ? supported by proslic api ? audio diagnostics with loopback ? integrated test load ? ultra low power consumption ? wideband voice support ? on-hook transmission ? loop or ground start operation ? smooth polarity reversal ? a-law/-law companding, linear pcm ? flexible integrated tracking dc-dc controller supporting patent-pending low-cost capacitive boost configuration ? software-programmable parameters: ? ringing frequency, amplitude, cadence, and waveshape ? two-wire ac impedance ? transhybrid balance ? dc current loop feed (10C45 ma) ? loop closure and ring trip thresholds ? ground key detect threshold ? pulse metering ? dtmf generation ? dtmf detection (si32181/3/5) ? 3.3 v operation ? support for 1.8 v i/o ? maximum battery up to C106 v ? pb-free/rohs-compliant packaging ? two digital interface options ? 3-wire integrated serial interface (isi) or pcm/spi interface silabs.com | smart. connected. energy-friendly. rev. 0.1
table 1.1. si3218x ordering guide p/n description package type 2 max v bat temperature si32180-a-fm wideband fxs, selectable isi/pcm inter- face, daisy-chain mode, practical mlt qfn40 C106 v 0 to 70 c si32180-a-gm wideband fxs, selectable isi/pcm inter- face, daisy-chain mode, practical mlt qfn40 C106 v -40 to 85 c si32181-a-fm wideband fxs, selectable isi/pcm inter- face, daisy-chain mode, practical mlt, dtmf detection qfn40 C106 v 0 to 70 c si32181-a-gm wideband fxs, selectable isi/pcm inter- face, daisy-chain mode, practical mlt, dtmf detection qfn40 C106 v -40 to 85 c si32182-a-fm wideband fxs, isi interface, parametric mlt qfn36 C106 v 0 to 70 c si32182-a-gm wideband fxs, isi interface, parametric mlt qfn36 C106 v C40 to 85 c si32183-a-fm wideband fxs, isi interface, parametric mlt, dtmf detection qfn36 C106 v 0 to 70 c si32183-a-gm wideband fxs, isi interface, parametric mlt, dtmf detection qfn36 C106 v C40 to 85 c si32184-a-fm wideband fxs, pcm interface, parametric mlt qfn40 C106 v 0 to 70 c SI32184-A-GM wideband fxs, pcm interface, parametric mlt qfn40 C106 v C40 to 85 c si32185-a-fm wideband fxs, pcm interface, parametric mlt, dtmf detection qfn40 C106 v 0 to 70 c si32185-a-gm wideband fxs, pcm interface, parametric mlt, dtmf detection qfn40 C106 v C40 to 85 c note: 1. adding the suffix "r" to the part number (e.g. si3218x-a-fmr) denotes tape and reel. 2. qfn - quad-flat no-leads. table 1.2. ordering guidesi3218x evaluation kits part number description v bat max si32183acb10sl0evb isi wideband fxs with dtmf detection low-cost capacitive boost dc-dc converter evb C100 v si32185acb10sl0evb pcm interface, wideband fxs with dtmf detection low-cost capacitive boost dc-dc converter evb C100 v si3218x data short: proslic ? single-chip fxs solution silabs.com | smart. connected. energy-friendly. rev. 0.1 | 1
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