pin function q, /q differential lvpecl output d lvttl input v cc positive supply gnd ground description 3.3v and 5v power supply options 300ps typical propagation delay differential lvpecl output i cc max 20ma pnp lvttl input for minimal loading q output will default high with inputs open high bandwidth to 800mhz typical available in 8-pin msop and soic package the sy10/100ept20v is a ttl/cmos to differential pecl translator. capable of running from a 3.3 or 5v supply, the part can be used in either lvttl/lvcmos/ lvpecl or ttl/cmos/pecl systems. the device only requires a single positive supply of 3.3v or 5v - no negative supply is required. the tiny 8-pin msop package and the low skew, dual gate design of the ept20v makes it ideal for those applications where space, performance, and low power are at a premium. features 5v/3.3v lvttl/lvcmos-to- differential lvpecl translator pin names pin configuration/block diagram (available in 8-pin soic or 8-pin msop) sy10ept20v sy100ept20v final 1 nc q /q nc 8v cc d nc gnd 7 6 5 2 3 4 lvpecl lvttl 1 rev.: a amendment: /1 issue date: july 2000
2 sy10ept20v sy100ept20v micrel t a = ?0 ct a = 0 ct a = +25 ct a = +85 c symbol parameter min. max. min. max. min. typ. max. min. max. unit condition i cc power supply current 20 20 20 20 ma truth table dq /q hh l ll h open h l dc electrical characteristics v cc = +3.3v 10% or +5.0v 10% symbol paramter value unit v cc power supply voltage ?.5 to +7.0 v v i ttl input voltage ?.5 to v cc v i i ttl input current ?0 to +5.0 ma i out pecl output current ma ?ontinuous 50 ?urge 100 t store storage temperature ?5 to +150 c t a operating temperature ?0 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 not implied 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 = ?0 ct a = 0 ct a = +25 ct a = +85 c symbol parameter min. max. min. max. min. typ. 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 ?.2 ?.2 ?.2 ?.2 ma v in = 0.5v v ik input clamp voltage ?.2 ?.2 ?.2 ?.2 v i in = ?8ma ttl dc electrical characteristics v cc = +3.3v 10% or +5.0v 10% t a = ?0 ct a = 0 ct a = +25 ct a = +85 c symbol parameter min. max. min. max. min. typ. max. min. max. unit condition v oh output high voltage (1) mv 10ept 3920 4110 3980 4160 4020 4190 4090 4280 100ept 3915 4120 3975 4120 3975 4120 3975 4120 v ol output low voltage (1) mv 10ept 3050 3350 3050 3370 3050 3370 3050 3405 100ept 3170 3445 3190 3380 3190 3380 3190 3380 pecl dc electrical characteristics v cc = +3.3v 10% or +5.0v 10% notes: 1. these values are for v cc = 5.0v. level specifications will vary 1:1 with v cc .
3 sy10ept20v sy100ept20v micrel product ordering information ordering package operating v cc range code type range (v) sy10ept20vzc z8-1 commercial +3.3v 5% sy10ept20vzctr z8-1 commercial +3.3v 5% sy10ept20vkc k8-1 commercial +3.3v 5% sy10ept20vkctr k8-1 commercial +3.3v 5% sy100ept20vzc z8-1 commercial +3.3v 5% sy100ept20vzctr z8-1 commercial +3.3v 5% sy100ept20vkc k8-1 commercial +3.3v 5% sy100ept20vkctr k8-1 commercial +3.3v 5% t a = ?0 ct a = 0 ct a = +25 ct a = +85 c symbol parameter min. max. min. max. min. typ. max. min. max. unit condition t plh propagation delay (1) 100 600 100 600 100 600 100 600 ps 50 ? to v cc ?2.0v t phl t skpp part-to-part skew (2) 500 500 500 500 ps 50 ? to v cc ?2.0v f max maximum input frequency 350 350 350 350 mhz 50 ? to v cc ?2.0v f max maximum toggle frequency 800 800 800 800 mhz 50 ? to v cc ?2.0v t r output rise/fall time 200 500 200 500 200 500 200 500 ps 50 ? to v cc ?2.0v t f (20% to 80%) ac electrical characteristics (1) v cc = +3.3v 10% or +5.0v 10% notes: 1. input rise time < 1.0ns. 2. guaranteed by design. not tested in production.
4 sy10ept20v sy100ept20v micrel 8 lead plastic soic (z8-1) rev. 03
5 sy10ept20v sy100ept20v micrel 8 lead msop (k8-1) rev. 01
6 sy10ept20v sy100ept20v micrel
7 sy10ept20v sy100ept20v micrel
8 sy10ept20v sy100ept20v micrel micrel-synergy 3250 scott boulevard santa clara ca 95054 usa tel + 1 (408) 980-9191 fax + 1 (408) 914-7878 web http://www.synergysemi.com http://www.micrel.com this information is believed to be accurate and reliable, however no responsibility is assumed by micrel for its use nor for an y infringement of patents or other rights of third parties resulting from its use. no license is granted by implication or otherwise under any patent or pat ent right of micrel inc. ? 2000 micrel incorporated
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