MC14566B 查看數據表（PDF） - Motorola => Freescale
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MC14566B Datasheet PDF : 8 Pages
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PROGRAMMABLE
PULSE
GENERATOR
VDD
CA
Q0A
CB
Q1A
Q2A
RESET
Q3A
÷ 5/÷ 6
CONTROL
B
Q0B
Q1B
Q2B
A
Qm
VSS
CL CL CL CL CL CL CL CL
NOTE: Assume ÷ 10 Counter at “6” and ÷ 5/ ÷ 6 Counter at “2” at beginning of sequence.
20 ns
÷ 10 OR ÷ 5/÷ 6 90%
CLOCK AND B
RESET
Q3A OR
Q2B
Qm
tWH(cl)
10%
50%
fcl
20 ns
90%
10%
tPLH
90%
10%
50%
tPLH tTLH
50%
50%
50%
tWH(R)
tPHL
tTHL
tWH(Qm)
t WHQm
Figure 2. Switching Time Test Circuit and Waveforms
MC14566B
4
MOTOROLA CMOS LOGIC DATA
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