CD40192 Просмотр технического описания (PDF) - Intersil
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CD40192 Datasheet PDF : 12 Pages
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CD40192BMS, CD40193BMS
RESET
1
0
PE 1
0
J1 1
0
J2 1
0
J3 1
0
J4 1
0
CLK
UP 1
0
CLK
DN
1
0
Q1 1
0
Q2 1
0
Q3 1
0
Q4 1
0
CARRY
1
0
BORROW
1
0
COUNT
0
7 890 1 2 1 0 98 7
FIGURE 11. CD40192BMS TIMING DIAGRAM
RESET
1
0
PE
1
0
J1
1
0
J2
1
0
J3
1
0
J4
1
0
CLK 1
UP 0
CLK 1
DN 0
Q1
1
0
Q2
1
0
Q3
1
0
Q4
1
0
CARRY
1
0
BORROW
1
0
COUNT
0 13 14 15 0 1 2 1 0 15 14 13
FIGURE 12. CD40193BMS TIMING DIAGRAM
CLOCK
RESET
PRESET ENABLE
tWH
tWL
trem*
*RESET OR PRESET ENABLE
REMOVAL TIME
FIGURE 13. TIMING DIAGRAM DEFINING trem
J1 J2 J3 J4
CLOCK UP
CLOCK DOWN
CD40192BMS
OR
CD40193BMS
RESET
PRESET
ENABLE
Q1 Q2 Q3 Q4
CARRY
BORROW
J1 J2 J3 J4
CLOCK UP
CLOCK DOWN
CD40192BMS
OR
CD40193BMS
Q1 Q2 Q3 Q4
CARRY
BORROW
FIGURE 14. CASCADED COUNTER PACKAGES
7-1429
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