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74HC4059D 数据表(PDF) 7 Page - NXP Semiconductors |
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74HC4059D 数据表(HTML) 7 Page - NXP Semiconductors |
7 / 20 page 1998 Jul 08 7 Philips Semiconductors Product specification Programmable divide-by-n counter 74HC/HCT4059 FUNCTION TABLE Note 1. It is recommended that the device is in the master preset mode (Kb =Kc = logic 0) in order to correctly initialize the device prior to start-up. An example of a suitable external circuit is shown in Fig.14. H = HIGH voltage level L = LOW voltage level X = don’t care Table 1 Table 2 Table 3 LATCH ENABLE INPUT MODE SELECT INPUTS FIRST COUNTING SECTION DECADE 1 LAST COUNTING SECTION DECADE 5 COUNTER RANGE OPERATION LE Ka Kb Kc MODE MAX PRESET STATE JAM INPUTS USED DIVIDED BY MAX. PRESET STATE JAM INPUTS USED BCD MAX. BINARY MAX. HH H H 2 1 J1 87 J2J3J4 15 999 17 331 timer mode HL H H 4 3 J1J2 43 J3J4 15 999 18 663 HH L H 5 4 J1J2J3 21 J4 9 999 13 329 HL L H 8 7 J1J2J3 21 J4 15 999 21 327 HH H L 10 9 J1J2J3J4 10 − 9 999 16 659 LH H H 2 1 J1 87 J2J3J4 15 999 17 331 divide-by-n mode LL H H 4 3 J1J2 43 J3J4 15 999 18 663 LH L H 5 4 J1J2J3 21 J4 9 999 13 329 LL L H 8 7 J1J2J3 21 J4 15 999 21 327 LH H L 10 9 J1J2J3J4 10 − 9 999 16 659 HL H L 10 9 J1J2J3J4 10 − 9 999 16 659 L L H L preset inhibited preset inhibited fixed 10 000 − divide-by-10 000 mode X X L L master preset master preset −− master preset mode 41 5 9 6 J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 J11 J12 J13 J14 J15 J16 LL H H H L H L H L L H L H H L 61 7 4 5 J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 J11 J12 J13 J14 J15 J16 L H HH HH H L L L HL H L H L 97 4 8 J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 J11 J12 J13 J14 J15 J16 H L L H HH H L L L HL L L L H |
类似零件编号 - 74HC4059D |
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类似说明 - 74HC4059D |
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