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cdt-3215h --- 1 CDT3215H p. 1 ?? / ?rr ic ? f CDT3215H ?????N? ?? timer ic ???? (1) 4 Org??? (2) 4 OrgL (3) 2 ?? (4) 2 led Wq (5) buzzer ? O? ?V cmos u?g ? 1.35~5.00vdc oB < 5 a U? U x?tal 4 rg?I (1) O on/off, one-shot level-hold N (2) Org 1 ~ 960 2 ??O 3 N?? high level narrow pulse wide pulse 2 led O (1) ?? (2) Wqrg buzzer ? O??rg ? r vdd oscro bz bz vss oscxi led2 out1 out2 -- k1 k2 k3 k4 led1 -- oscxo oscri t4 t3 t2 t1 x?tal rosc buzzer ?w??? chip design technology inc. 89 3 8
cdt-3215h --- 2 1 CDT3215H p. 2 ?? / ?rr ic ic _ 16 pin dip b ic _ ?_ ic b_ ?? f 1 2 1 2 oscxi oscxo U? x?tal - 32768hz 3 3 vdd ?O 4 5 6 7 4 5 6 7 key1 key2 key3 key4 rgO (t1) ?I rgO (t2) ?I rgO (t3) ?I rgO (t4) ?I O on/off one-shot level-hold 8 8 vss ??O 9 10 9 10 bz bz buzzer ? buzzer ? 11 12 11 12 out2 out1 ? ? 13 14 13 14 led2 led1 led2 ? led1 ? 15 16 15 16 oscri oscro U? rosc = 910k CDT3215H-04 chip size: 1990 x 2070 m ic vdd vdd oscro bz bz vss oscxi led2 out1 out2 tsb k1 k2 k3 k4 led1 tsa oscxo oscri 7 6 5 4 3 2 1 16 15 14 13 12 11 10 9 8 out2 oscro k2(k4) 8 2 7 3 6 4 5 3215ha(k3,k4) 3215hb(k1,k2) oscxi oscro oscxo oscri vdd led1 key1 led2 key2 out1 key3 out2 key4 bz vss bz 16 2 15 3 14 4 13 5 12 6 11 7 10 1 9 8 vdd k1(k3) oscxi vss oscri
cdt-3215h --- 3 CDT3215H p. 3 ?? / ?rr ic CDT3215H-01 ? f ? ? ? f key1 key2 key3 key4 rgO (t1) ?I 15 on/off mode rgO (t1) ?I 30 on/off mode rgO (t1) ?I 60 on/off mode rgO (t1) ?I 120 on/off mode on/off mode f (1) |? key1 t led1 W? ?r buzzer ?? ?r (t1) _? g led1 ? 5 W? ( 250ms) rg (t1) r led1 led2 W 10 ( l =1hz) ?r (t1) M?? key1 t?? off (2) t1 M ?? key2 t t2 ? on t1 ? off ?r led2 W ? buzzer ?? led ? 5 W? (3) ? key on/off ISr?Q key (4) key3 -- led1 key4 -- led2 ?f led1 led2 ? key1 led1 W? ( 250ms) ?rM led1 ? 5 W? ( 250ms) ?rrg led1 c led2 W (1hz rg 10 ) out1 ?rrgr ?rrg high pulse 250ms ( ? ) ? pulse ?rrg ?rrg key Q |l key high level rg bz1 bz2 ?rr bi ?? (1hz) P]?rr bi bi ? (2hz) ?rrg bi bi bi ? (3hz)
cdt-3215h --- 4 CDT3215H p. 4 ?? / ?rr ic 1. rosc 2. x?tal vdd oscro bz bz vss oscxi led2 out1 out2 -- k1 k2 k3 k4 led1 -- oscxo oscri t4 t3 t2 t1 rosc buzzer 3vdc vdd oscro bz bz vss oscxi led2 out1 out2 -- k1 k2 k3 k4 led1 -- oscxo oscri t4 t3 t2 t1 x?tal buzzer 3vdc 910k 32768hz cdt3125h-01 cdt3125h-01
cdt-3215h --- 5 CDT3215H p. 5 ?? / ?rr ic ? r ? O ic A ? ? ? time key setting 1 ~ 960 min t1 min t2 min t3 min t4 min out high level narrow pulse wide pulse out1 out2 buzzer alarm 1. 10 sec 2. 60 sec 3. 300 sec alarm time key trig 1. on/ off 2. one shot (non-retrig) 3. level hold trig osc 1. r 2. crystal (32768hz) led key 1 led1 key 2 led2 key 3 led1 key 4 led2 vdd oscro bz bz vss oscxi led2 out1 out2 -- k1 k2 k3 k4 led1 -- oscxo oscri t4 t3 t2 t1 x?tal rosc buzzer
cdt-3215h --- 6 CDT3215H p. 6 ?? / ?rr ic cdt-3215h-01 on/off mode o n ? bi, off ? bibi key rg led output key1 15 led1 out1 high level key2 30 led2 out2 narrow pulse key3 60 led1 led1/led2 W 10 (1hz) key4 120 led2 buzzer alarm 10 (bibibi) cdt-3215h-02 level hold mode key rg led output key1 1 led1 out1 high level key2 3 led2 out2 narrow pulse key3 4 led1 led1/led2 W 10 (1hz) key4 5 led2 buzzer alarm 10 (bibibi) cdt-3215h-03 one shot mode o n ? bi, key rg led output key1 1 r led1 out1 high level key2 6 r led2 out2 narrow pulse key3 7 r led1 led1/led2 W 10 (1hz) key4 8 r led2 buzzer alarm 10 (bibibi) cdt-3215h-04 on/off mode o n ? bi, off ? bibi key rg led output key1 3 led1 out1 high level key2 5 led2 out2 narrow pulse key3 15 led1 led1/led2 W 10 (1hz) key4 30 led2 buzzer alarm 10 (bibibi)
cdt-3215h --- 7 1 CDT3215H p. 7 ?? / ?rr ic 2 key ? CDT3215H-01 OI key mode on/off output out1 high level key1 15 led1 out2 narrow pulse key2 30 led2 key3 60 led1 led1 / led2 W 10 (1hz) key4 120 led2 on ? bi, off ? bibi rosc ? f 1. k1, ic -- osc U? 2. oscro ? low, ? k2 t off, osc P 3. off r k2 o _ k1 -- on k2 -- off ? 2 keys ? 4. N key ? oscxi oscro oscxo oscri vdd led1 key1 led2 key2 out1 key3 out2 key4 bz 16 2 15 3 14 4 13 5 12 6 11 7 10 vss bz 8 9 910k r= l1 l2 CDT3215H-01 3vdc k1 k2
cdt-3215h --- 8 1 CDT3215H p. 8 ?? / ?rr ic CDT3215H-05 OI key mode on/off ?? key bi ?? on, bibi ? off, ? key t restart ?r k1 75 ? l1 (1hz,1/4duty) output: out1 high level k2 10 ? l2 (1hz,1/4duty) out2 narrow pulse k3 20 ? l1 (1hz,1/4duty) rosc : 910k ( ?? ) k4 30 ? l1+2 (1hz,1/4duty) rg : l1,2 W 10 bibibi 10 rosc oscxi oscro oscxo oscri vdd led1 key1 led2 key2 out1 key3 out2 key4 bz 16 2 15 3 14 4 13 5 12 6 11 7 10 vss bz 8 9 910k r l1 CDT3215H-05 3vdc buzzer l2
cdt-3215h --- 9 1 CDT3215H p.9 ?? / ?rr ic repeat timer ? CDT3215H-04 OI key mode on/off output out1 high level key1 3 led1 out2 narrow pulse key2 5 led2 (pulse time = 250ms) key3 15 led1 led1 / led2 W 10 (1hz) key4 30 led2 on ? bi, off ? bibi rosc ? f 1 power on, ic -- osc U? 2 rg ? out2 low o key1, repeat ? 3 N key ? oscxi oscro oscxo oscri vdd led1 key1 led2 key2 out1 key3 out2 key4 bz 16 2 15 3 14 4 13 5 12 6 11 7 10 vss bz 8 9 910k r= l1 CDT3215H-04 3vdc motor 8050
cdt-3215h --- 10 1 CDT3215H p.10 ?? / ?rr ic CDT3215H-05 OI key mode on/off ?? key bi ?? on, bibi ? off, ? key t restart ?r k1 75 ? l1 (1hz,1/4duty) output: out1 high level k2 10 ? l2 (1hz,1/4duty) out2 narrow pulse k3 20 ? l1 (1hz,1/4duty) rosc : 910k ( ?? ) k4 30 ? l1+2 (1hz,1/4duty) rg : l1,2 W 10 bibibi 10 x?tal oscxi oscro oscxo oscri vdd led1 key1 led2 key2 out1 key3 out2 key4 bz 16 2 15 3 14 4 13 5 12 6 11 7 10 vss bz 8 9 x?tal l1 CDT3215H-05 3vdc
cdt-3215h --- 11 1 1 1 CDT3215H p.11 ?? / ?r ic CDT3215H-03 O I key mode one shot output out1 high level key1 1 r led1,2 out2 narrow pulse key2 6 r led1,2 key3 7 r led1,2 led1 / led2 W 10 (1hz) key4 8 r led1,2 rosc oscxi oscro oscxo oscri vdd led1 key1 led2 key2 out1 key3 out2 key4 bz 16 2 15 3 14 4 13 5 12 6 11 7 10 vss bz 8 9 910k r(osc) l1 l2 CDT3215H-03 3vdc oscxi oscro oscxo oscri vdd led1 key1 led2 key2 out1 key3 out2 key4 bz 16 2 15 3 14 4 13 5 12 6 11 7 10 vss bz 8 9 910k CDT3215H-03 1n4004 4.3v zd ac 110v ? 47k triac lamp 220uf 104 5.1k 1/4w 33k out1 oscro vss 8 2 7 3 6 4 5 3215h-03(k2) 8pin dip vdd k2 oscxi out2 oscri top mark:373n01

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