product brief www.semtech.com monolithics SMI4039 SMI4039 40-45 gbps 2:16 dqpsk cdr/demultiplexer product description SMI4039 accepts single-ended or differential 40 to 45 gbps nrz serial data streams and demultiplexes the data into sixteen parallel output channels consistent with the sfi-5 standard. product highlights 4 2:16 cdr/demultiplexer with integrated dqpsk decoder function 4 cml for dual serial input ports (differential) each operating at rates from 19.9 to 22.3 gbaud/s 4 full bga package including the serial input ports 4 sfi-5.1 compatible data and clock interfaces 4 dual on-chip clock and data recovery (cdr) units with full-rate recovered clock output from 19.9 to 22.3 ghz 4 cdr lock status indicators 4 on-chip prbs error checker and pattern generator 4 40 mvp-p input sensitivity for nrz input signal 4 100 mvp-p input sensitivity for rz input signal 4 adjustable input threshold and sample clock phase for each input channel 4 reference clock input port at 1/4th of the sfi-5.1 baud rate 4 control interfaces support wide range of logic families 4 1.2v or 1.8v lvcmos 4 temperature sense output voltage 4 bicmos silicon germanium technology for high reliability 4 power supplies: 1.2 to 1.8v, and - 2.8v 4 lower power consumption: 2.2 watts applications 4 oc768/otu3 modules and transponders 4 mspp, adm and cross-connects 4 ip routers and switches optical transport & datacom products si err a
product brief SMI4039-pb www.semtech.com monolithics status control logic rxs 1 rxs _ sel 1 [ 1 : 0 ] rxdata [ 15 ] p / n rxdata [ 0 ] p / n rxmclkp / n rxmclk _ en rxcksrcp / n rxdscp / n rxdckp / n . . . rxdck _ en rxdata _ en reset _ n rxdatain [ 1 ] p / n rxdatain [ 0 ] p / n dac ph _ adj 1 [ 4 : 0 ] cdr cdr _ loc k _ err 1 cdr _ loc k _ err 0 rxrefclk p / n + dac dac cdr prbs error checker prbs block d q p s k d e c o d e r rxlf _ p [ 1 ] rxlf _ n [ 1 ] c 2 c 1 r peak det ph _ adj 0 [ 4 : 0 ] th _ adj 1 [ p , n ][ 7 : 0 ] + dac rxlf _ p [ 0 ] rxlf _ n [ 0 ] c 2 c 1 r s w a p _ 0 1 rxdatain _ delay 0 [ 5 : 0 ] i n v e r t [ 1 : 0 ] d e c o d e r _ e n peakdet 0 [ 7 : 0 ] - 1 . 6 v regulator v e e _ v c o _ 0 v c c _ v c o _ 0 v d d _ s f i 5 v e e v c c ptat temp . sensor rx _ temp r e f n 1 6 _ o u t - 1 . 6 v reference r e f n 1 6 _ i n adc temp [ 7 : 0 ] rxclksrc _ en sfi - 5 block detector & status cdr block r x d a t a _ s e l [ 1 : 0 ] prbs pattern 2 7 / 2 31 data control fixed data data select frame generator peak det sfi 5 compatabile i / o gnd referenced cml interface definitions ac coupled cml lvcmos ( 1 . 2 , 1 . 8 v ) a d c a d c > > r xlos 1 r xlos 0 peakdet 1 [ 7 : 0 ] th _ adj 0 [ p , n ][ 7 : 0 ] los _ th 0 [ 7 : 0 ] s p i _ e n _ n s p i _ c l k s p i _ d i n s p i _ d o u t spi subsystem control dacs control logic status resn resp 1 . 0 k bias current control sel ect r esi stor . . . v d d _ d i g i t a l v e e _ d i g i t a l v c c _ d i g i t a l v d d _ c o n t r o l v e e _ v c o _ 1 v c c _ v c o _ 1 diode temp . sensor gtemp _ p gtemp _ n rxdatain _ delay 1 [ 5 : 0 ] l i n e s i d e d e s k e w level shift frame _ epoch los _ th 1 [ 7 : 0 ] frame _ epoch _ en rxs 0 rxs _ sel 0 [ 1 : 0 ] loc k _ to _ data 1 loc k _ to _ data 0 o u t p u t _ d e l a y [ 1 5 : 0 ] [ 3 : 0 ] dsc _ delay [ 3 : 0 ] SMI4039 block diagram sierra monolithics inc. is now part of semtech incorporated. to view the most current product specifcations and datasheets, contact your local semtech field applications engineer. si err a
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