defining a degree of excellence corporate office bel fuse inc. 198 van vorst street, jersey city, nj 07302-4496 tel: 201-432-0463 fax: 201-432-9542 e-mail: belfuse@compuserve.com internet: http://www.belfuse.com specifications subject to change without notice. far east office bel fuse ltd. 8f/8 luk hop street san po kong kowloon, hong kong tel: 852-2328-5515 fax: 852-2352-3706 european office bel fuse europe ltd. preston technology management centre marsh lane, preston pr1 8ud lancashire, u.k. tel: 44-1772-556601 fax: 44-1772-888366 cat 30 - r2 other delays and tolerances available consult sales transfer molded for better reliability compatible with ttl & cmos circuits terminals: electro-tin plate phosphor bronze performance warranty is limited to specified parameters listed smd - tape & reel available: 32mm wide x 16mm pitch, 500 pieces per 13" reel nh logic 1 fanout - 10 lsttl loads max. nl logic 0 fanout - 10 lsttl loads max. 3.0 volts 3.0 ns (10%-90%) 1.2 x total delay 4 x pulse width 25 ma typical 3.3 volts max. 3.6 0.8 -20 20 -20 0.1 -0.5 1 -1 10 30 70 o 50 units v v v ma ma ma v v v ua ua ma ma c % % min. 3.0 2.4 2.9 0 o 40 100 + ( 25000/td ) ppm/ o c 300 o c time in minutes for 90 seconds max > 185 o c 225 o c max temp. infra red 0 200 o c 100 o c temp. 8 6 4 2 vcc vih vil iik ioh iol voh vol vik iih iil icch iccl ta pw d tc supply voltage logic 1 input voltage logic 0 input voltage input clamp current logic 1 output current logic 0 output current logic 1 output voltage logic 0 output voltage input clamp voltage logic 1 input current logic 0 input current logic 1 supply current logic 0 supply current operating free air temperature min. input pulse width of total delay maximum duty cycle temp. coeff. of total delay ( td ) ein trin pw pp iccl vcc pulse voltage rise time pulse width pulse period supply current supply voltage input to taps + 2 ns or 5 % , whichever is greater tap to tap + 2 ns or 7%, whichever is greater delays measured @ 50% levels on leading edge only with no loads on taps rise and fall times measured from 10% to 90% levels 3 ns 3 ns 3 ns 3 ns 3 ns 3 ns 3 ns 3 ns 3 ns 3 ns 3 ns 3 ns 3 ns smd thru-hole total delay delay per tap 25 ns 30 ns 40 ns 50 ns 60 ns 70 ns 80 ns 90 ns 100 ns 125 ns 150 ns 200 ns 250 ns 5 ns 6 ns 8 ns 10 ns 12 ns 14 ns 16 ns 18 ns 20 ns 25 ns 30 ns 40 ns 50 ns s477-0025-02 s477-0030-02 s477-0040-02 s477-0050-02 s477-0060-02 s477-0070-02 s477-0080-02 s477-0090-02 s477-0100-02 s477-0125-02 s477-0150-02 s477-0200-02 s477-0250-02 a477-0025-02 a477-0030-02 a477-0040-02 a477-0050-02 a477-0060-02 a477-0070-02 a477-0080-02 a477-0090-02 a477-0100-02 A477-0125-02 a477-0150-02 a477-0200-02 a477-0250-02 * 4 o .285 max .20 max .015 min .325 .23 max .018 .045 .80 max bel ( dc ) ( p/n ) 100 o 90 o .012 .008 .22 max .018 .015 .80 max bel ( dc ) ( p/n ) .375 .350 .285 max .008 .030 .004 .012 .30 .20 .20 typ .10 vcc 14 in 1 gnd 7 12 4 10 6 8 .30 .20 .20 typ .10 .12 min coplanarity + .002 notes electrical characteristics test conditions @ 25 o c part numbers tolerances drive capabilities recommended temperature profile 5 tap leading edge control low voltage delay modules 21 rise time
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