CDT3331-02 p. 1 led ??? ic ? ? f ? cdt3331 ???O??? cmos u?g led W?? ic. ? :1.35~5.00v oB < 5 a(@3vdc) led W?????? ic 5 led ?? > 20 ma(@3v) ? , ??O led NW 5 ??I|lx? ?? . x (2~5) ?h ????? ?I|l? , ? , ?V . L 1.5 M off ( code disable)???rM? ? ? ic _t key IQ|lI rosc { osci,osci (rosc) clock 128khz ? osci+res ?? test ic ?y? CDT3331-02(=cdt3256-02) ? ? off ? ?W res + osci ? osci,osco rosc 150k 200k 300k 470k 560k 680k ?Wl 2.5hz 5.5hz 3.3hz 3.0hz 2.0hz 1.8hz 1.5hz ?w??? chip design techn ology inc. 89 9 25 1 12 1 1 10 1 14 1 13 1 15 1 1 1 1 6 1 9 l5 l4 l3 l2 l1 key osco res vdd vss CDT3331-02 chip size:1730 x 1770 m 11 2 1 3 osci 1 4 clock 1 5 ts osco res osci l3 clock -- test vss vdd l2 -- l1 -- rosc CDT3331-02 l4 key l5 3vdc
cdt3351-02 p. 2 led ??? ic ? t (1). (2). ?? osco res osci l3 clock -- test vss vdd l2 -- l1 -- CDT3331-02 l4 key l5 3vdc 4.5v ? led choke c945 a733 8050 100k r3 key r1 osco res osci l3 clock -- test vss vdd l2 -- l1 -- cdt3351-02 l4 key l5 3vdc 4.5v ? led choke 8050 key ? led ?WP
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