unisonic technologies co., ltd ucd4050b preliminary cmos ic www.unisonic.com.tw 1 of 5 copyright ? 2013 unisonic technologies co., ltd qw-r502-864.b cmos hex buffer/converters ? description the ucd4050b devices are non-inverting hex buffers, and feature logic-level conversion using only one supply voltage(v cc ).the input-signal high level(v ih ) can exceed the v cc supply voltage when these devices are used for logic-level conversions. these devices are intended for use as cmos to dtl/ttl converters and can drive directly two dtl/ttl loads. ? features * ucd4050b non inverling * high sink current for driving 2 ttl loads * high-to-low level logic conversion * maximum input current of 1ua at 18v over full package temper- ature range * 5v, 10v and 15v parametric ratings sop-16 tssop-16 ? ordering information ordering number package packing lead free halogen free ucd4050bl-s16-r ucd4050bg-s16-r sop-16 tape reel ucd4050bl-s16-t ucd4050bg-s16-t sop-16 tube ucd4050bl-p16-r ucd4050bg-p16-r tssop-16 tape reel ucd4050bl-p16-t UCD4050BG-P16-T tssop-16 tube
ucd4050b preliminary cmos ic unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r502-864.b ? pin configuration ? function table (each gate) input ( a ) output ( g ) h h l l ? logic diagram (positive logic)
ucd4050b preliminary cmos ic unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r502-864.b ? absolute maximum rating (t a =25 , unless otherwise specified) parameter symbol ratings unit supply voltage v cc -0.5 ~ 20 v input voltage v in -0.5~v dd +0.5 v output voltage v out -0.5~v dd +0.5 v storage temperature t stg -65 ~ + 150 note: absolute maximum ratings are those values be yond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. ? recommended operating conditions parameter symbol test conditions min typ max unit supply voltage v cc 5 15 v operating temprature t opr -40 125 ? electrical characteristics (t a =25 , unless otherwise specified) parameter symbol test conditions min typ max unit high-level input voltage v ih v cc =5v, v out =4.5v 3.5 v v cc =10v, v out =9.0v 7.0 v cc =15v, v out =13.5v 11.0 low-level input voltage v il v cc =5v, v out =0.5v 1.5 v v cc =10v, v out =1.0v 3.0 v cc =15v, v out =1.5v 4.0 high-level output voltage v oh v cc =5v, no load 4.95 5 v v cc =10v, no load 9.95 10 v cc =15v, no load 14.95 15 low-level output voltage v ol v cc =5v, no load 0 0.05 v v cc =10v, no load 0 0.05 v cc =15v, no load 0 0.05 high-level output current (note) i oh v cc =5v, v out =4.6v -0.65 -1.2 ma v cc =5v, v out =2.5v -2.1 -3.9 v cc =10v, v out =9.5v -1.65 -3.0 v cc =15v, v out =13.5v -4.3 -8.0 low-level output current (note) i ol v cc =5v, v out =0.4v 3.2 6.4 v cc =10v, v out =0.5v 8.0 16.0 v cc =15v, v out =1.5v 24.0 48.0 input leakage current i i ( leak ) v cc =15v ,v in =v cc or gnd 0.1 a quiescent supply current i q v cc =5v, v in =v cc orv ss , i out =0 0.02 1 a v cc =10v, v in =v cc orv ss , i out =0 0.02 2 v cc =15v, v in =v cc orv ss , i out =0 0.02 4 v cc =20v, v in =v cc orv ss , i out =0 0.02 20 note: i ol and i oh are tested one output at a time
ucd4050b preliminary cmos ic unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r502-864.b ? switching characteristics (t a =25 , input: t r =t f =20ns, unless otherwise specified ) parameter symbol test conditions min typ max unit propagation delay from input(a or b) to output(y) t plh vdd=5v, c l =50pf, r l =200k ? 70 140 ns vdd=10v, c l =50pf, r l =200k ? 40 80 vdd=15v, c l =50pf, r l =200k ? 30 60 t phl vdd=5v, c l =50pf, r l =200k ? 55 110 vdd=10v, c l =50pf, r l =200k ? 22 55 vdd=15v, c l =50pf, r l =200k ? 15 30 transition time t tlh vdd=5v, c l =50pf, r l =200k ? 80 160 ns vdd=10v, c l =50pf, r l =200k ? 40 80 vdd=15v, c l =50pf, r l =200k ? 30 60 t thl vdd=5v, c l =50pf, r l =200k ? 30 60 vdd=10v, c l =50pf, r l =200k ? 20 40 vdd=15v, c l =50pf, r l =200k ? 15 30 ? operating characteristics (t a =25 , unless otherwise specified) parameter symbol test conditions min typ max unit a verage input capacitance c in a ny input 5 7.5 pf
ucd4050b preliminary cmos ic unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r502-864.b ? test circuit and waveforms output c l 50pf 50% 50% 50% 50% v cc 0v v oh v ol v o r l 200k v i t plh t phl note: c l includes probe and jig capacitance. utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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