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ETK6207 rev 1.2 2010-5-14 1/15 etek microelectronics led ETK6207 1/7 1/8 ??? led ? 6 4 ? 3 / ? 1 ????????? led ? 3 ??? ETK6207 ? z cmos z ? z ?????? 4 7 6 9 z ?s 61 ? z 8 ?? z 3 ?? z ?? tssop20(ETK6207) ?? 2 3 4 5 6 7 8 1 10 9 osc di /o cl k st b k2 vd d sg1 / ks1 sg2 / ks2 sg3 / ks3 sg4 / ks4 sg5 / ks5 sg6 / ks6 sg12/gr7 sg13/gr6 sg14/gr5 gn d gr 1 gr 2 gr 3 gr 4 11 12 13 14 15 16 17 18 19 20 et k62 07 free datasheet http:///
ETK6207 rev 1.2 2010-5-14 2/15 ?? ?? ? i/o 1 osc i ?????? 2 di/o ?? n ? ?? ???? 3 clk i ???????? ? 4 stb i ????? stb ???? ? stb ?? clk ? 5 k2 i ???????? ??? ?h 6 vdd ? 712 sg1/ks1 sg6/ks6 o ?? p ? ???? 13 15 sg12/gr7 sg14/gr5 o / ?? 18 gnd ??? 16 17 1920 gr4 gr1 o ?? / ??/??? 1. ?? clk stb&di/o gnd free datasheet http:///
ETK6207 rev 1.2 2010-5-14 3/15 2. ?? k2 vd d gnd 3. ?? di/o gr1 gr4 vd d gnd 4. ?? sg1 sg6 vd d gnd free datasheet http:///
ETK6207 rev 1.2 2010-5-14 4/15 5. sg12/gr7 sg14/gr5 vd d gnd ?? ? ? ? ? ?? r osc gnd / ?/ ? sg1/ks1 sg2/ks2 sg3/ks3 sg4/ks4 sg5/ks5 sg6/ks6 sg12/gr7 gr1 gr2 gr3 gr4 sg14/gr5 sg13/gr6 di/o clk stb k2 vdd gnd free datasheet http:///
ETK6207 rev 1.2 2010-5-14 5/15 ? stb ??????? di/o ????? b0 b7 ??? ?? stb ??????? / ?? 1 ??? ETK6207 ??????? stb ??????? di/o ? ETK6207 ???? b0 b7 ? 3 6 b2 b5? 7 ? 8 b6 b7? 0 ?????? 4 7 6 9 ????? ?????????? ???? 6 7 ?? msb lsb 0 0 b1 b0 b2 b5 ? ???? b1 ? 0 b0 ? 0 9 4 b1 ? 0 b0 ? 1 8 5 b1 ? 1 b0 ? 0 7 6 b1 ? 1 b0 ? 1 6 7 2 ? ETK6207 ??? 5 ? 6 b4 b5 ? 8 b7 ? 0 7 b6 ? 1 ??? 4 1 b3 b0 ?? 0 msb lsb 0 1 b3 b2 b1 b0 b4 b5 ? ??? b3 ? 0 ???? b3 ? 1 ?? ??????? b2 ? 0 ? b2 ? 1 ? ???? b1 ? 0 b0 ? 0 ???? b1 ? 1 b0 ? 0 ? free datasheet http:///
ETK6207 rev 1.2 2010-5-14 6/15 ETK6207 ????? ram ETK6207 ??? 61 ?? k2 sg1/ sg2/ sg3/ sg4/ sg5/ sg6/ ks1 ks2 ks3 ks4 ks5 ks6 ?????? read ? b0 ? ?? b7 k2 k2 sg1/ks1 sg2/ks2 x sg3/ks3 sg4/ks4 x sg5/ks5 sg6/ks6 x ? b1 b4 b7 ?? b7 ?^ 3 ? ????? 00h 0dh ???? 0eh ?????????????? 00h ?? msb lsb 1 1 b3 b2 b1 b0 b4 b5 ? b0 b3 ?? 00h 0dh free datasheet http:///
ETK6207 rev 1.2 2010-5-14 7/15 ??? ram ? ? ram ????? ETK6207 ETK6207 ram ?? 8 ? sg1????sg4 sg5????sg8 sg9????sg12 sg13????sg16 00h l 00h u 01h l 01h u dig1 02h l 02h u 03h l 03h u dig2 04h l 04h u 05h l 05h u dig3 06h l 06h u 07h l 07h u dig4 08h l 08h u 09h l 09h u dig5 0ah l 0ah u 0bh l 0bh u dig6 0ch l 0ch u 0dh l 0dh u dig7 b0?????.b3 b4??????b7 xxh l xxh u 4 4 4 ? ????????????? 1/16 ??????? msb lsb 1 0 b3 b2 b1 b0 b4 b5 ? ?? b3 ? 0 ???? b3 ? 1 ? ?? 000 =1/16 001 =2/16 010 =4/16 011 =10/16 100 =11/16 101 =12/16 110 =13/16 111 =14/16 free datasheet http:///
ETK6207 rev 1.2 2010-5-14 8/15 ??? ???????? 2 ? 61 ? ram sg output dig1 dig2 dig3 dign dig1 1 ? =tdisplay n+1 g1 g2 g3 gn tdisplay=500us ? free datasheet http:///
ETK6207 rev 1.2 2010-5-14 9/15 ??? ?? ETK6207 ???? di/o ?? n ??????? 1k 10k di/o ?? ? st b di/o 123 78 b0 b1 b2 b6 b7 clk ? / ?? stb di/o 123 78 b0 b1 b2 b3 clk b4 b5 b6 b7 456 123 456 b0 b1 b2 b3 b4 b5 t wait ? ? t wait ??? 1s ?????????????????? 1s ???? t wait free datasheet http:///
ETK6207 rev 1.2 2010-5-14 10/15 ?? ETK6207 ??? pw stb t clk- stb fosc 50% t setup t hold t tzl t tlz t tzh t thz 90% 10% 10% 90% osc st b clk di/o gn sn pw clk pw clk pw clk ?? 400ns pw stb ?? 1s t setup ?? 100ns t hold ??? 100ns t clk-stb ???? 1s t thz ??? 10s t tzh ?? 1s fosc= ? t tzl <1s t tlz <10s ??? t thz =10k ? ? =300pf t tlz =10k ? ? =300pf free datasheet http:///
ETK6207 rev 1.2 2010-5-14 11/15 ? 1. ? 1 2 3 4 1 n stb clk di/o 1 ??? 2 3 ? 1 n ??? 14 ?? 4 ? 2. ?? 3 2 3 stb clk din 2 3 ?? ?? free datasheet http:///
ETK6207 rev 1.2 2010-5-14 12/15 ? ? ? 200 ms 2 ? 3 ? ram ?? 1 4 88h-8fh ? 2 ??? 3 1 4 ? ? 4 88h-87h ??? 1 free datasheet http:///
ETK6207 rev 1.2 2010-5-14 13/15 ?? 1. 1 ??? 2. 2 3. 3 ?? 4. 4 ? ic ????? ram ????? ram ? ? 1. ?? ta=25 ,gnd=0v ?? v dd -0.5 +7 v ?? v i -0.5 v dd +0.5 v i olgr +250 ma i ohsg -50 ma i total 400 ma 2. ?? ta= -20 +70 ,gnd=0v ? ? ? ??? v dd 3 5 5.5 v ??? i dddyn 5 ma ??? v ih 0.6v dd v dd v ??? v il 0 0.3v dd v ??? =80h ???? & v dd =5v gnd=0v ta=25 ? ? ? i ohsg1 v o =v dd -2v sg1 sg6, sg12 sg14 -20 -25 -40 ma ?? i ohsg2 v o =v dd -3v sg1 sg6, sg12 sg14 -25 -30 -50 ma ?? i olgr v o =0.3v gr1 gr7, 100 140 ma ?? i oldi/o v o =0.4v 4 ma ??? ?? i tolsg v o =v dd -3v sg1 sg6, sg12 sg14 +5 % ??? v ih 0.6v dd 5 v ??? v il 0 0.3v dd v ? fosc r=51k 350 500 650 khz k2 r kn k2 v dd =5v 40 100 k ? free datasheet http:///
ETK6207 rev 1.2 2010-5-14 14/15 v dd =3v, gnd=0v, ta=25 ? ? ? ?? i ohsg1 v o = v dd -2v sg1 sg6, sg12 sg14 -15 -20 -35 ma ?? i olgr v o =0.3v gr1 gr7, 100 140 ma ?? i oldout v o =0.4v 4 ma ??? ?? i tolsg v o = v dd -3v sg1 sg6, sg12 sg14 +5 % ??? v ih 0.8v dd 3.3 v ??? v il 0 0.3v dd v ? fosc r=51k 300 420 580 khz k2 r kn k2 v dd =3v 40 100 k ? ?? osc di / o cl k st b k2 vd d sg1 / ks1 sg2 / ks2 sg3 / ks3 sg4 / ks4 sg5 / ks5 sg6 / ks6 sg1 2 / gr7 sg1 3 / gr6 sg1 4 / gr5 gn d gr 1 gr 2 gr 3 gr 4 51k di gi t 1 di gi t 2 di gi t 3 di gi t 4 seg1 seg2 seg3 seg4 seg5 seg6 seg1 2 seg1 3 seg1 4 6 7 led mcu 3.3k sw6 sw5 sw4 sw3 sw2 sw1 s1 s2 s3 s4 s8 s9 s1 0 s1 1 s1 2 g1 g2 g3 g4 g1 g2 g3 g4 s1 s2 s3 s4 s5 s6 s1 2 s1 3 s1 4 ks1 ks2 ks3 ks4 ks5 ks6 +5 +5 3.3k 3.3k free datasheet http:///
ETK6207 rev 1.2 2010-5-14 15/15 led ?? a b c d e f g h com/ di gi t al gr i d led a b c d e f g h seg1 seg2 seg3 seg4 seg5 seg6 seg1 2 seg1 3 1. gnd vdd ???? 0.1f ETK6207 ??? * ? ??? tssop20 0.65 4.400.10 6.400.20 6.450.10 1.20max 0.600.15 uni t mm 0.10 0 8 0.90 1.05 0.05 0.15 0.20 0.28 ??? ss-00259 1 ? ?????????? free datasheet http:///

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