View MAX3825_3381569.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

?a _______________________________ ."9xz (cqt w3a
?
???-? 3??;?????????e????? 5*"
pb{mw???x ?^s????|???v ?zds)??yt!?`?b{\ww??? ??e???b?xl ? pb{s?w???ph? w??????x o" 3.4 pz\?x e#n #&3? y
w???st0 ` ?b{???? ?????e?????w>$ ??x qt pz ? ??3? ?x ()[pb{ ."9xz nw a j???e????m????1*/?? ??a????q?t?;b??o7&=^?om ?b{ ."9x???w9s c?tsmo 7w o?op?^`?b{ 7 w?opxz??? w ? ???x n8qs??b{???w%$
t s?xz? c?w???vt?hlo
w)? z? ?????`?b{ ???xxw?ot|????? ?qos?z
?ow???x?w
??dw????
? pv??otslom?b{\w??x??p w??^?om?b{ ?? _______________________________ ?o7o ???ph?w?? ? ?n8 ?????? o" 3.4 >$?? qt ? ??3? ? ()[ ? ?4 ? ?a ?o ?? z e# n???e??w ??? )? z???e??? ? ??-?3?? _____________________ MAX3825 3a??????; 7z(cq t?????????e????? ________________________________________________________________ maxim integrated products 1 19-1855 rev 0; 11/00 j _______________________________ dice* pin-package temp. range 0? to +85? MAX3825u/d part a j?^s?x???3??w7?tgl^?om?b{ * dice are designed to operate with a 0? to +120? junction temperature, but are tested and guaranteed only at t a = +25?. ???
$???
r ______________________________________________________ v cco1 out1+ out1- v cco1 v cco2 out2+ out2- v cco2 v cco3 out3+ out3- v cco3 v cco4 out4+ out4- v cco4 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 gndo3 gndo4 vcci4 vcci3 gndi3 gndi4 enable 19 18 20 15 14 16 17 n.c. n.c. filter in1 filt1 in2 filt2 in3 filt3 in4 filt4 n.c. n.c. 12 3 4567891011 1213 gndo1 gndo2 gndf gndi2 vcci2 vcci1 gndi1 v ccfilt 37 38 39 40 41 42 43 44 n.c. 3a
?
? 4%)40/&5?? ?? ?s???? ??? "5.????? ????? ??????? ???t|7 y [???3??w? tx?3tw????]b;<^m{xxxnbyjnjddpn ????3??tgl^?ho0xz?t???3tw?s???3????`h?wpb{?t??
\a?
t|??t mmow
yx ?mtv?b{
y?so0wrtx?3tw?w???3???]? <^m{
MAX3825 3a??????; 7z(cq t?????????e????? 2 _______________________________________________________________________________________ absolute maximum ratings stresses beyond those listed under ?bsolute maximum ratings?may cause permanent damage to the device. these are stress rating s only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specificatio ns is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. note 1: gain at 50?p-p is within 10% of the small signal gain. supply voltage v cco1 , v cco2 , v cco3 , v cco4 , v cci1 , v cci2 , v cci3 , v cci4 , v ccfilt ...............-0.5v to +6.0v input current: in1, in2, in3, in4...........................-4ma to +4ma filter current..................................................-24ma to +24ma filter current: filt1, filt2, filt3, filt4 .............-6ma to +6ma output voltage out1? out2? out3? out4?...........................(v cc - 1.5v) to (v cc + 0.5v) enable voltage.........................................-0.5v to (v cc + 0.5v) operating temperature range (t a )........................0? to +85? storage temperature range .............................-55? to +150? operating junction temperature (t j )................-55? to +150? processing temperature..................................................+400? parameter symbol conditions min typ max units single channel 28 40 dual channel 56 80 supply current i cc quad channel 112 160 ma input bias voltage i in = 0 0.89 0.99 v dc input overload 1.7 ma transimpedance z 21 10 ap-p, 100 ? differential load 3.0 3.7 4.5 k ? filter resistor rfilter r filter 180 ? filter resistors rfilt1? r filt_ 720 ? s i ng l e- e nd ed outp ut im p ed ance r o 43 50 57 ? transimpedance linear range (note 1) 50 ap-p maximum differential output range i in = 2map-p 230 340 480 mvp-p output offset voltage v offset i in = 10 ap-p -5 +5 mv output common mode voltage 50 ? loads to v cc v cc - 0.09 v parameter symbol conditions min typ max units ac input overload (note 3) 2 map-p input referred noise i n 460 600 na rms low-frequency cutoff (note 4) 60 100 khz deterministic jitter (note 5) dj i in > 100 ap-p 20 45 ps power-supply rejection ratio psrr (note 6) 40 db small-signal bandwidth bw 2.4 ghz maximum skew (note 7) any two channels within a chip 50 ps dc electrical characteristics (v cc = +3.14v to +3.6v, t a = 0? to +85?. typical values are at +3.3v, t a = +25?, unless otherwise noted.) ac electrical characteristics (v cc = +3.14v to +3.6v, t a = 0? to +85?. typical values are at +3.3v, t a = +25?, unless otherwise noted. total source capaci- tance = 0.7pf.) (note 2)
MAX3825 3a??????; 7z(cq t?????????e????? _______________________________________________________________________________________ 3 50 55 65 60 70 75 frequency response MAX3825 toc01 frequency (mhz) transimpedance (db) 1 100 10 1000 10,000 0 15 10 5 20 25 30 35 40 45 50 0 deterministic jitter vs. input amplitude MAX3825 toc02 input current amplitude ( ap-p) peak-to-peak jitter (ps) 400 1200 800 2000 1600 0 200 400 600 800 1000 10 100 1000 input-referred rms noise current vs. dc input current MAX3825 toc03 dc input current ( a) input-referred noise (na rms ) 1200 1400 c in = 0.7pf a j?^?
q _______________________________________________________________ (v cc = +3.3v, t a = +25?, unless otherwise noted.) note 2: ac characteristics are guaranteed by design and characterization. note 3: the maximum input current is specified with output deterministic jitter 45ps. note 4: no external compensation capacitors are used. measured with i in = 30? avg . note 5: deterministic jitter is the arithmetic sum of pattern-dependent jitter and pulse width distortion. measured with a 2 13 -1 prbs with 100 consecutive 0s and 100 consecutive 1s applied to a single channel. see typical operating characteristics . note 6: psrr = -20log( ? v out / v noise(on vcc) ), f 2mhz. measured by applying dc current = 30?, and applying 100mvp-p signal at power supply. note 7: measured by applying the same input signal to all channels. skew measurements are made at the 50% point of the transition. 250 270 290 310 330 350 370 390 410 -15 10 35 60 85 differential output amplitude vs. temperature MAX3825 toc04 ambient temperature ( c) differential output amplitude (mpvp-p) input = 2map-p v cc = +3.6v v cc = +3.14v 200 100 0 -100 -200 -100 0 -50 50 100 dc transfer function MAX3825 toc05 input current ( a) differential output voltage (mvp-p) ac electrical characteristics (continued) (v cc = +3.14v to +3.6v, t a = 0? to +85?. typical values are at +3.3v, t a = +25?, unless otherwise noted. total source capaci- tance = 0.7pf.) (note 2)
z?
? ___________________________________________________________________ pad name function 1, 2, 12, 13 n.c. no connection. leave open and unconnected. 3 filter connection to internal 180 ? filter resistor to v ccfilt for photodiode array cathode bias 4, 6, 8, 10 in1 to in4 signal inputs. channel 1 to channel 4 signal inputs. 5, 7, 9, 11 filt1 to filt4 filter connections. channel 1 to channel 4 connection to internal filter resistors (720 ? to v ccfilt ). 14, 17, 40, 43 gndi4 to gndi1 input stage ground connections. channel 4 to channel 1 input stage ground. 15, 16, 41, 42 v cci4 to v cci1 input stage supply connections. channel 4 to channel 1 input stage positive supply. 18 enable dc feedback disable. disables dc feedback of all four channels when connected to the positive supply (v cc ). left unconnected for normal operation. 20, 19, 38, 37 gndo4 to gndo1 output stage ground connections. channel 4 to channel 1 output stage ground. 21, 24 v cco4 channel 4 output stage positive supply 22, 26, 30, 34 out4- to out1- inverting outputs. channel 4 to channel 1 negative outputs. 23, 27, 31, 35 out4+ to out1+ noninverting outputs. channel 4 to channel 1 positive outputs. 25, 28 v cco3 channel 3 output stage positive supply 29, 32 v cco2 channel 2 output stage positive supply 33, 36 v cco1 channel 1 output stage positive supply 39 gndf ground connection for the filters. filter grounds. 44 v ccfilt power supply connection for filter resistor MAX3825 3a??????; 7z(cq t?????????e????? 4 _______________________________________________________________________________________ 10mv/div electrical eye diagram input = 2map-p, 2.5gbps, 2 13 - 1 prbs MAX3825 toc06 50ps/div r l = 100 ? differential 10mv/div electrical eye diagram input = 20 ap-p, 2.5gbps, 2 13 - 1 prbs MAX3825 toc07 50ps/div r l = 100 ? differential a j?^?
q v
__________________________________________________________ (v cc = +3.3v, t a = +25?, unless otherwise noted.) z? ? ;
?{|??p
?w??t`osv?b{ ????|????1????;w ? o ????? ?t?7 $$'*-5 ?w
?{ ????{???????w ????{ ????
?{o ????? ??w???????w
? ? t?7 $$'*-5
{ ???????
?{???????w???????{ ????o
?{???????w???
y?o{ %$??????????{
y?o 7 $$
t
?^?om?zmw???
?ow %$???????????`?b{ w?^??otx
?w??t`?b{ z??????
?{???????w z??????{ ??? z??
y?o s8 z?{???????w ? z?{ ? s8 z?{???????w
y z?{ ??? z??
y?o ??? z??
y?o ??? z??
y?o ????;????
?{????????{ ???? ?;?o
?
MAX3825 3a??????; 7z(cq t?????????e????? _______________________________________________________________________________________ 5 ?i _______________________________ ."9????5*"s?xz (cqtw40/&5 4%)??-?3??;t
?-^?os?z??? ??e?????z$.- z? ???????z t|? ????nb?h?w%$
t??t ?lo?
r^?om?b
$
{ ?????e????? */@w ???vx?b???w?????tv? ??b{\w?vx3 ' ?ah3????????? t??zb? ? w?yt!?^??b{???v ugvm ?txz??|??%t|%u z??y ????`?b{(/%*@x??????w ???ta`os?z7?w
q? c4b?h?t x????a??w"$????????t
?
? b? ?auk??b{ %$
t?? %$
t??x? *t???????tz?\qt ?loz?? ??w%$
r ? ??`?b{\w;x ???."9w???????ot?? ???`z? ????n`?b{ ??????w z?x ?3t|3?ao u z^?z???????z
? ???h?t??? ?2w??t??????^??b{\w ????xz?????e?????w ?????t??? ??w%$
r ??v???b{ ."9w%$
t??xo ?p4 ?^?z?rw (cq t??-?3??px? ????? ?a q`?d?{
?ow???w%$
t????? ??b?tx enable ?
y?o 7 $$
t
?`?b{ enable xo ?p?t?v<[???h?z%$
t dc cancellation amp reference amp paraphase amp v cc filt vcci_ v cco_ v cco_ d2 d1 r f = 1.3k ? q2 q3 c1 r2 50 ? r1 50 ? r3 r5 r4 out_+ filt_ out_- 720 ? q1 gndi_ gndi_ gndi_ in_ q4 enable MAX3825 vcci_ gndo_ q5 functional diagram
$."9w???w????3???????
???;^d?h?t??????b? ?axk? ?d?{ ."9xz???3?-?w??a???? q??suw ?t? ???7 ?vt hq?b{?? ??w??a????q??s ut?gvxtzm?om? ?z."9x
y`x?^`?d?{ ??t? ? z^??%$
t?vx??? c
\^d ?b{\?xz%$
r u?tz?rsm??? ??w ?txejts??d?{``z%$
r um ??px?????u
?c`?b ? a j?^ ?
q ??
{ ??????q z?? ??????x3?????????yb? p)? z?t!?`?b{\w ??xo ??? ^?h0w???a??2t|2???`z\w 2q2u z???
r`?b
$
{ ?3t|3x z?po 4z?
r`z."9q ?yww s ?u )`?b{ )? z?x 065@q065@ww ? ?y??? b??ot
?-^?om?b{???m z???e? ?????pv?buzfw ?xb?q z??y ???u
?c`?b{ ??-?3?? ?c _________________ ."9xz (cqtw 40/&54%)3?t 7&s????5*"pz????t??t0?t
??\qwpv?;? ?qom?b{ ???qw ."9w?7wxx?? ??w ?t`o m?b{????3?q?t?;b? ?z?? x ???t| ? zp q^??b{ ."9??;`h
?-??o ?txz t?b ??;`o?????? ??t!?b?\qu pv?b
$
{\w[u
y`m?ts?wxz?? ???w??sq??a????uw ?pb{ ?sw-? ."9w????3.4???v * /
u3?w s???>`?b{ y w3a??? ???? #&3
???txz ??0v; zu t ?qom? ?auk??b{??q`o q^?h??sw
*?xp)q???b{ \\pz x????|??ws "8o?
pz* / x "o?pb{ ???|??? |???qxz."9u?7??hb\qu pv?7gw??pb{?|???x?? q`op-?^??b{ \\pz x????|??ws "8o?
pz * ."9 xn"o?pb{ ???? c? ."9w z?xz?? ??u "qq?a`h t
mv^??b{."9x?qsm??t 0`o??? c?p?^`?b{ overload i dbm max = ? ? ? ? ? ? 10 2 10 log sensitivity ir r ne e = + ? ? ? ? ? ? ? 10 15 3 1 2 1 1000 10 log .( ) () MAX3825 3a??????; 7z(cq t?????????e????? 6 _______________________________________________________________________________________ ???w parameter symbol relation average power p avg p avg = (p 0 + p 1 )/2 extinction ratio r e r e = p 1 /p 0 op ti cal p ow er of a 1 p 1 p 1 = 2p avg (r e )/(r e + 1) op ti cal p ow er of a 0 p 0 p 0 = 2p avg /(r e + 1) signal amplitude p in p in = p 1 - p 0 = 2p avg (r e - 1)/(r e + 1) ? ????a????q??supk?\q?
y`om?b{ po pi p avg time power p in
$???w[ s |???
MAX3825 3a??????; 7z(cq t?????????e????? _______________________________________________________________________________________ 7 \\pz x????|??ws "8o?
pb{ ???? ??????
?x
?o????a????|??w "$????tpv?iznzo
?`?b{?? ??a??w"$????x z????a??w 1??t?w???????w????ts? ?b{
??? (/%*@t?????t| ??|???p`o*/@t??p
xzpv?izyx`o <^m{ ????|?????? ????|??w1??tsz??o??uz ?v * $ 1% 7 u?
\
r`o3?s??<^d ?b $ 1% x????|??w0?pb
{."9w ???? ?t? ?????
??d?\qpz \w????nb?\qupv?b ? a j??-? 3??s? ??
{?o???yt?lo
\
r^?h ?vxz$ '*-5&3 q$ 1% wp a^??b{?o?? ti?b??????vxp)q???b ???? ???u????|??0???x?ttgvm q>
{ ?omw oas?y??t????|????w t?1??tsz???????uk??b{ \w???????7 ?vthqo????|?? w??????nb?\qu oapb{\w ??????? ?^x-mtxz
?ow?????? ???pv?izyx`o<^m{ ???????? ?vst| ?t
q????h?z."9px y?????3???a`om?b{???w
?xz??pw??mz?????a???o ?;mo<^m{???????ox
* ?^? om?d?{??w^x njmt nn
pb{ ?????t?? ."9wsa??t|sa z?s?tmmoxz
$t|
$?? `o<^m{ i vc rc noise noise pd filter filter = ()() ()() linear range ar r dbm e e log () () = + ? ? ? ? ? ? ? 10 50 1 2 1 1000 10 v cci_ v cci_ 0.1pf gndi_ in_ 1.3k ? 200 ? 500 ?
$sa??s? out- gndo_ out+ v cco_ 50 ? 50 ?
$sa z?s? ?? ?c __________________________ transistor count: 1469 process: bipolar (silicon germanium) die size: 65 ? 99mils/(1651 ? 2515 microns) ??? c?
MAX3825 3a??????; 7z(cq t?????????e????? ?3tpx
?.u?3t
a ?p?q^?om?s???ws?w?;tmmox
y??j?d?{s??????xt^? om?d?{ ?3tx
5's`ts?t|?7?!?b?vb?-y`?b{ 8 _____________________maxim integrated products, 120 san gabriel drive, sunnyvale, ca 94086 408-737-7600 2000 maxim integrated products is a registered trademark of maxim integrated products. MAX3825 quad tia max3822 quad limiting amp in1+ in1- out1+ out1- in2+ in2- out2+ out2- in3+ in3- out3+ out3- in4+ in4- out4+ out4- lop filter filt1 filt2 in1 out1+ r filter = 180 ? r filt1 = 720 ? r filt2 = 720 ? r filt3 = 720 ? r filt4 = 720 ? out1- out2+ out2- out3+ out3- out4+ out4- in2 in3 in4 filt3 filt4 pin array v cc v cc 50 ? 50 ? 50 ? 50 ? 50 ? 50 ? 50 ? 50 ? c filter a j??-?3??s? _____________________________________________________ b eg3 ? f?n y s
b
?> ?o? ?? 5&-
'"9

▲Up To Search▲

Price & Availability of MAX3825

	To Download MAX3825 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .