MC14510BCL 查看數據表（PDF） - Motorola => Freescale
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MC14510BCL Datasheet PDF : 10 Pages
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PULSE
GENERATOR
VDD
500 pF
ID
PE
Q1
CARRY IN
R
Q2
UP/DOWN
CLOCK Q3
P1
P2
Q4
P3
P4
CARRY
OUT
0.01 µF
CERAMIC
CL
CL
CL
CL
CL
20 ns
CLOCK
90%
50%
VARIABLE
WIDTH
20 ns
VDD
10%
VSS
Figure 1. Power Dissipation Test Circuit and Waveform
PROGRAMMABLE
PULSE
GENERATOR
VDD
PE
Q1
CARRY IN
R
Q2
UP/DOWN
CLOCK Q3
P1
P2
Q4
P3
P4
CARRY
OUT
VSS
CL
CL
CL
CL
CL
CARRY IN OR
UP/DOWN
CLOCK
PRESET ENABLE
Q1 OR CARRY OUT
tsu
50%
tw(H)
trem
50%
tw(H)
CARRY OUT ONLY
90%
10%
RESET
tTHL
tPLH
tw(H)
1
fcl
VDD
VSS
VDD
VSS
VDD
20 ns
VSS
tTLH
90%
VOH
10%
VOL
tPHL
tPLH
trem
VDD
VSS
Figure 2. Switching Time Test Circuit and Waveforms
MC14510B
354
MOTOROLA CMOS LOGIC DATA
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