1 sy10elt22 sy100elt22 micrel, inc.m9999-052108 hbwhelp@micrel.com or (408) 955-1690 pin function q n differential pecl outputs d n ttl inputs v cc +5.0v supply gnd ground description 300ps typical propagation delay <100ps output-to-output skew differential pecl outputs pnp ttl inputs for minimal loading flow-through pinouts available in 8-pin soic package the sy10/100elt22 are dual ttl-to-differential pecl translators. because pecl (positive ecl) levels areused, only +5v and ground are required. the small outline 8-lead soic package and the low skew, dual gate design of the elt22 makes it ideal for applications which require the tranlation of a clock and a data signal. the elt22 is available in both ecl standards: the 10elt is compatible with positive ecl 10h logic levels,while the 100elt is compatible with positive ecl 100k logic levels. features dual ttl-to-differential pecl translator pin names sy10elt22 sy100elt22 rev.: h amendment: /0 issue date: may 2008 downloaded from: http:///
2 sy10elt22 sy100elt22 micrelm9999-052108 hbwhelp@micrel.com or (408) 955-1690 package/ordering information ordering information (1) package operating package lead part number type range marking finish sy10elt22zc z8-1 commercial hel22 sn-pb sy10elt22zctr (2) z8-1 commercial hel22 sn-pb sy100elt22zc z8-1 commercial xel22 sn-pb sy100elt22zctr (2) z8-1 commercial xel22 sn-pb sy100elt22zi z8-1 industrial xel22 sn-pb sy100elt22zitr (2) z8-1 industrial xel22 sn-pb sy10elt22zg (3) z8-1 industrial hel22 with pb-free pb-free bar-line indicator nipdau sy10elt22zgtr (2, 3) z8-1 industrial hel22 with pb-free pb-free bar-line indicator nipdau sy100elt22zg (3) z8-1 industrial xel22 with pb-free pb-free bar-line indicator nipdau sy100elt22zgtr (2, 3) z8-1 industrial xel22 with pb-free pb-free bar-line indicator nipdau notes: 1. contact factory for die availability. dice are guaranteed at t a = 25 c, dc electricals only. 2. tape and reel. 3. pb-free package is recommended for new designs. 1 q0 / q0q1 / q1 8 vcc d0gnd 76 5 23 4 d1 pecl ttl 8-pin soic (z8-1) downloaded from: http:///
3 sy10elt22 sy100elt22 micrel, inc.m9999-052108 hbwhelp@micrel.com or (408) 955-1690 t a = -40 ct a = 0 ct a = +25 ct a = +85 c symbol parameter min. max. min. max. min. max. min. max. unit condition i cc power supply current 30 30 30 30 ma truth table dq q hh l ll h open h l dc electrical characteristics (1) v cc = v cc (min.) to v cc (max.) note: 1. parametric values specified at: 5 volt power supply range 100elt22 series: +4.2v to +5.5v. 10elt22 series +4.75v to +5.5v. symbol paramter value unit v cc power supply voltage C0.5 to +7.0 v v i ttl input voltage C0.5 to v cc v i i ttl input current C30 to +5.0 ma i out pecl output current ma continuous 50 surge 100 t lead lead temperature +260 c (soldering, 20sec.) t store storage temperature C65 to +150 c t a operating temperature C40 to +85 c note: 1. permanent device damage may occur if absolute maximum ratings are exceeded. this is a stress rating only and functional operation is notimplied at conditions other than those detailed in the operational sections of this data sheet. exposure to absolute maximum ratlng conditions for extended periods may affect device reliability. absolute maximum ratings (1) t a = -40 ct a = 0 ct a = +25 ct a = +85 c symbol parameter min. max. min. max. min. max. min. max. unit condition v ih input high voltage 2.0 2.0 2.0 2.0 v v il input low voltage 0.8 0.8 0.8 0.8 v i ih input high current 20 20 20 20 av in = 2.7v 100 100 100 100 v in = v cc i il input low current C0.2 C0.2 C0.2 C0.2 ma v in = 0.5v v ik input clamp voltage C1.2 C1.2 C1.2 C1.2 v i in = C18ma ttl dc electrical characteristics (1) v cc = v cc (min.) to v cc (max.) note: 1. parametric values specified at: 5 volt power supply range 100elt22 series: +4.2v to +5.5v. 10elt22 series +4.75v to +5.5v. downloaded from: http:///
4 sy10elt22 sy100elt22 micrelm9999-052108 hbwhelp@micrel.com or (408) 955-1690 t a = -40 ct a = 0 ct a = +25 ct a = +85 c symbol parameter min. typ. max. min. typ. max. min. typ. max. min. typ. max. unit v oh output high voltage (2) mv 10elt 3920 4110 3980 4160 4020 4190 4090 4280 100elt 3915 4120 3975 4120 3975 4120 3975 4120 v ol output low voltage (2) mv 10elt 3050 3350 3050 3370 3050 3370 3050 3405 100elt 3170 3445 3190 3380 3190 3380 3190 3380 v cc = v cc (min.) to v cc (max.) notes: 1. parametric values specified at: 5 volt power supply range 100elt22 series: +4.2v to +5.5v. 10elt22 series +4.75v to +5.5v. 2. these values are for v cc = 5.0v. level specifications will vary 1:1 with v cc . pecl dc electrical characteristics (1) ac electrical characteristics (1) v cc = v cc (min.) to v cc (max.) note: 1. parametric values specified at: 5 volt power supply range 100elt22 series: +4.2v to +5.5v. 10elt22 series +4.75v to +5.5v. 2. guaranteed, but not tested. 3. same transition @common v cc levels. t a = -40 ct a = 0 ct a = +25 ct a = +85 c symbol parameter min. max. min. max. min. max. min. max. unit condition t pd propagation delay to output d, 100 600 100 600 100 600 100 600 ps 50 to v cc C 2.0v enecl/enttl t r output rise/fall time 200 500 200 500 200 500 200 500 ps 50 to v cc C 2.0v t f 20% to 80% t skpp part-to-part skew (2) 500 500 500 500 ps 50 to v cc C 2.0v t skew within-device skew (2,3) 100 100 100 100 ps 50 to v cc C 2.0v downloaded from: http:///
5 sy10elt22 sy100elt22 micrel, inc.m9999-052108 hbwhelp@micrel.com or (408) 955-1690 8-pin soic .150" wide (z8-1) rev. 03 micrel, inc. 2180 fortune drive san jose, ca 95131 usa tel + 1 (408) 944-0800 fax + 1 (408) 474-1000 web http://www.micrel.com the information furnished by micrel in this datasheet is believed to be accurate and reliable. however, no responsibility is assumed by micrel for its use. micrel reserves the right to change circuitry and specifications at any time without notification to the customer. micrel products are not designed or authorized for use as components in life support appliances, devices or systems where malfunction of a product can reasonably be expected to result in personal injury. life support devices or systems are devices or systems that (a) are intended for surgical implant into the body or (b) support or sustain life, and whose failure to perform can be reasonably expected to result in a significant injury to the user. a purchaser s use or sale of micrel products for use in life support appliances, devices or systems is at purchasers own risk and purchaser agrees to fully indemnify micrel for any damages resulting from such use or sale. ? 2005 micrel, incorporated. downloaded from: http:///
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