1 standard ics single or gate BU4S71 the BU4S71 is an ultra-compact ic with one circuit of the dual-input positive logic or gate built into an smp pack- age. features 1) low current dissipation. 2) super-mini mold package designed for surface mounting. 3) wide range of operating power supply voltage. 4) direct drive of 2 l-ttl inputs and 1 ls-ttl input. block diagram recommended operating conditions (ta = 25?, v ss = 0v) 54 123 v dd y abv ss parameter symbol min. typ. max. unit v dd 3 16 v v in 0 v dd v power supply voltage input voltage absolute maximum ratings (ta = 25?) parameter symbol limits unit v dd v ss ? 0.3 ~ v ss + 18 v 170 mw i in ma topr v in v tstg pd power supply voltage power dissipation input current operating temperature storage temperature input voltage note 1: these values indicate the range limits of the voltage that can be applied to each pin without destroying it. operation is not guaranteed at these values. note 2: reduced by 1.7mw for each increase in ta of 1 c over 25 c. 10 v ss ? 0.3 ~ v dd + 0.3 c c ? 40 ~ + 85 ? 55 ~ + 150
2 standard ics BU4S71 parameter symbol min. typ. max. unit measurement circuit v dd ( v ) v ih 3.5 2.75 v5 | i out | < 1 m a fig.1 7.0 5.5 v10 11.0 8.25 v15 v il 2.25 1.5 v 5 | i out | < 1 m a 4.5 3.0 v 10 6.75 4.0 v 15 i ih 0.3 m av ih = 18v i il ? 0.3 m av il = 0v v oh 4.95 5.0 v5 | i out | < 1 m a 9.95 10.0 v10 14.95 15.0 v15 v ol 0.05 v 5 | i out | < 1 m a v in = v ss 0.05 v 10 0.05 v 15 i oh ? 0.51 ? 1.0 ma 5 v oh = 4.6v ? 2.1 ? 4.0 ma 5 v oh = 2.5v ? 1.3 ? 2.2 ma 10 v oh = 9.5v ? 3.4 ? 9.0 ma v oh = 13.5v i ol 0.51 1.2 ma 5 v ol = 0.4v 1.3 3.2 ma 10 v ol = 0.5v 3.4 12.0 ma 15 v ol = 1.5v i dd 0.001 0.25 m a5 0.001 0.5 m a10 0.002 1.0 m a15 conditions 18 18 v in = v ss or v dd 15 v in = v ss or v dd input high level voltage input low level voltage input high level current input low level current output high level voltage output low level voltage output high level current output low level current static current dissipation electrical characteristics dc characteristics (unless otherwise noted, v ss = 0v, ta = 25?)
3 standard ics BU4S71 parameter symbol min. typ. max. unit measurement circuit t tlh 70 200 ns 5 fig.2 35 100 ns 10 30 80 ns 15 t thl 70 200 ns 5 fig.2 35 100 ns 10 30 80 ns 15 t plh 90 200 ns 5 45 100 ns 10 30 80 ns 15 t phl 90 200 ns 5 45 100 ns 10 30 80 ns 15 conditions v dd ( v ) output rise time output fall time propagation delay time switching characteristics (unless otherwise noted, v ss = 0v, ta = 25?, c l = 50pf) measurement circuits v a v dd v ss fig. 1 dc characteristics measuremen t circuit v dd v ss p.g c l = 50pf t tlh t thl 20ns 20ns 90 % 50 % 10 % 90 % 50 % 10 % t phl t plh input waveform output waveform fig. 2 switching characteristics measurement circuit
4 standard ics BU4S71 smp5 0.5 2.9 0.2 1.6 0.2 2.8 0.3 0.4 0.1 0.95 (5) (4) (2) (3) 1.1 0.2 0.05 (1) 0.1 + 0.1 ? 0.05 external dimensions (units: mm)
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