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  cdt-3194 --- 1 CDT3194V p. 1 5 digits ? ic a. : TO? 5 }|l? ic ic x :  . crystal 32768hz U?  . rc 680k  U??? lcd (1). ? : 1.5v o ? o oB (2). 5-digit o 1/2 bias o 1/2 duty (3). ?y?I (4). reset wI (5). b. : (1). oscin o oscout : cryatal Ur , oscrin vss (2). oscri o oscrout : rc Ur o oscin vss o r ?s 680k (3). ?y? mode : ts2 vss reset, ?r 5 digit ? 5 o , ? , , ? , f ?r count, 0 0 0 0 0 o 1 1 1 1 1, 2 2 2 2 2,???. (4). reset I : ?F o _F (5). pulsein : t=23.4 ms( ?? 42 ) o ?? ? (6). pulse : t=250 ms( ?? 4 ) t=375 ms( ?? 3 ) pulse or pulsein ck r o t tms lcd counter l (7). lcd : 1a 1b 1c 1d 1e 1f 1g 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 1b 1a 1c 2b 2a 2c 3b 3a 3c 4b 4a 4c 5b 4a 5c com1 com2 1d 1g 1f 1e 2d 2g 2f 2e 3d 3g 3f 3e 4d 4g 4f 4e 5d 5g 5f 5e ?w??? chip design technology inc. 89 9 19
cdt-3194 --- 2 CDT3194V p. 2 5 digits ? ic c. pin _ : _ ? i/o B f 1 vdd i ?O 2 pulsein i pull-low |l?? - O 3 pulse i pull-low |l?? 4 oscin i crystal 32768hz U_ 5 oscrout o rc U_ 6 oscout o crystal 32768hz U_ 7 oscrin i rc U_ 8 ts2 i pull-high ic test pin 9 ts1 i pull- high ic test pin 10 vss i ??O 11 reset i pull- high reset wI 12 com2 o 13 1d o 14 1bg o 15 1af o 16 1ce o 17 2d o 18 2bg o 19 2af o 20 2ce o 21 3d o 22 3bg o 23 3af o 24 3ce o 25 4d o 26 4bg o 27 4af o 28 4ce o 29 5d o 30 5bg o 31 5af o 32 5ce o 33 com1 o lcd 34 35 36 f512h cap vee o o o lcd pin
cdt-3194 --- 3 CDT3194V p. 3 5 digits ? ic d. : limit ? ? min typ max l ? vdd 1.5 v irc icrystal 5 3 a vdd = 1.5 v ]?d vee - 1.2 v l 32k hz crystal note: 450 k  s_ 30 khz Ul e. tD : (a). rc U : 28 4ce 29 5d 30 5bg 31 5af 32 5ce 33 com1 34 f512 35 cap 36 vee 1 vdd 2 pulse in 3 pulse 4 oscin 5 oscroui 6 oscout 7 oscrin 8 ts2 9 ts1 10 vss 11 reset 12 com2 13 1d 14 1bg 15 1af 16 1ce 17 2d 18 2bg 19 2af 20 2ce 21 3d 22 3bg 23 3af 24 3ce 25 4d 26 4bc 27 4af cdt - 3194v a : 0 , 0 b : 2450 , 2090 c1 c2 1.5v 450k lcd 104 104 ct  . ?? { ct ?o Q pulse in `
cdt-3194 --- 4 CDT3194V p. 4 5 digits ? ic (b). crystal U : 28 4ce 29 5d 30 5bg 31 5af 32 5ce 33 com1 34 f512 35 cap 36 vee 1 vdd 2 pulse in 3 pulse 4 oscin 5 oscroui 6 oscout 7 oscrin 8 ts2 9 ts1 10 vss 11 reset 12 com2 13 1d 14 1bg 15 1af 16 1ce 17 2d 18 2bg 19 2af 20 2ce 21 3d 22 3bg 23 3af 24 3ce 25 4d 26 4bc 27 4af cdt - 3194v a : 0 , 0 b : 2450 , 2090 c1 c2 1.5v lcd 104 104 32768hz ct  . ??{ ct ? , Q pulse in `


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