1 standard ics quad 2-input nand gate bu4011b / bu4011bf / bu4011bfv the bu4011b, bu4011bf, and bu4011bfv are dual-input positive logic nand gates. four circuits are contained on a single chip. an inverter-based buffer has been added to the gate output, enabling improved input / output propagation characteristics, and an increased load capacitance minimizes fluctuation in prop- agation time. features 1) low power dissipation. 2) wide range of operating power supply voltage. 3) high input impedance. 4) high fan-out. 5) direct drive of 2 l-ttl inputs and 1 ls-ttl input. block diagram a 1 b 1 o 1 o 2 b 2 a 2 1 2 3 4 5 6 7 v ss 14 13 12 11 10 9 8 v dd a 4 b 4 o 4 o 3 b 3 a 3 absolute maximum ratings (v ss = 0v, ta = 25?) parameter limits power supply voltage power dissipation operating temperature storage temperature input voltage symbol v dd pd topr tstg v in unit v mw c c v ? 0.3 ~ + 18 ? 40 ~ + 85 ? 55 ~ + 150 ? 0.3 ~ v dd + 0.3 1000 ( dip ) , 450 ( sop ) 350 ( ssop-b14 )
2 standard ics bu4011b / bu4011bf / bu4011bfv electrical characteristics dc characteristics (unless otherwise noted, v ss = 0v, ta = 25?) parameter symbol min. typ. max. unit conditions measurement circuit input high-level voltage v ih 3.5 v 5 fig. 1 7.0 10 11.0 15 input low-level voltage v il 1.5 v 5 fig. 1 3.0 10 4.0 15 input high-level current i ih 0.3 m a15v ih = 15v fig. 1 input low-level current i il ? 0.3 m a15v il = 0v fig. 1 output high-level voltage v oh 4.95 v 5 i o = 0ma fig. 1 9.95 10 14.95 15 output low-level voltage v ol 0.05 v 5 i o = 0ma fig. 1 0.05 10 0.05 15 output high-level current i oh ? 0.16 ma 5v oh = 4.6v fig. 1 ? 0.4 10 v oh = 9.5v ? 1.2 15 v oh = 13.5v output low-level current i ol 0.44 ma 5v ol = 0.4v fig. 1 1.1 10 v ol = 0.5v 3.0 15 v ol = 1.5v static current dissipation i dd 1 m a 5 v i = v dd or gnd 210 415 v dd ( v )
3 standard ics bu4011b / bu4011bf / bu4011bfv switching characteristics (unless otherwise noted, ta = 25?, vss = 0v, c l = 50pf) parameter symbol min. typ. max. unit. conditions measurement circuit t tlh 180 360 ns 5 fig. 2 90 180 10 65 130 15 t thl 100 200 ns 5 fig. 2 50 100 10 40 80 15 t plh 90 180 ns 5 fig. 2 50 100 10 40 80 15 t phl 90 180 ns 5 fig. 2 50 100 10 40 80 15 input capacitance c in 5 pf v dd ( v ) ??to ? propagation delay time ??to ? propagation delay time output rise time output fall time measurement circuits v dd a v fig. 1 dc characteristics gnd v dd c l = 50pf p.g 20ns input waveform output waveform 90% 90% 50% 50% 10% 10% 20ns t plh t tlh t thl t phl fig. 2 switching characteristics gnd
4 standard ics bu4011b / bu4011bf / bu4011bfv electrical characteristic curve power dissipation : p d (mw) ambient temperature: ta ( c) 1200 1000 800 600 400 200 0 0255075 100 125 150 dip14 sop14 ssop - b14 fig. 3 power dissipation vs. ta external dimensions (units: mm) bu4011b bu4011bfv bu4011bf dip14 ssop - b14 sop14 6.5 0.3 19.4 0.3 0.5 0.1 3.2 0.2 4.25 0.3 14 8 7 1 0.3 0.1 0.51min. 7.62 0 ~ 15 2.54 0.4 0.1 1.27 1 14 8.7 0.2 7 8 4.4 0.2 6.2 0.3 0.11 1.5 0.1 0.15 0.15 0.1 0.3min. 0.1 0.22 0.1 0.65 8 7 14 1 6.4 0.3 4.4 0.2 5.0 0.2 1.15 0.1 0.15 0.1 0.3min. 0.1
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