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Número de pieza
componentes Descripción
MC14549B Ver la hoja de datos (PDF) - Motorola => Freescale
Número de pieza
componentes Descripción
Fabricante
MC14549B
Successive Approximation Registers
Motorola => Freescale
MC14549B Datasheet PDF : 9 Pages
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PROGRAMMABLE
PULSE
GENERATOR
SWITCHING TIME TEST CIRCUIT AND WAVEFORMS
VDD
Q7
Q6
C
Q5
Q4
SC
Q3
Q2
FF(MR)
Q1
Q0
D
EOC
Sout
VSS
CL
CL
CL
CL
C
SC
D
Q7
Sout
CL
CL
CL
CL
CL
1
fcl
tWH(cl)
50%
tsu
50%
tsu
50%
tPLH
50%
90%
tTLH
CL
tsu
tPHL
10%
tTHL
NOTE: Pin 10 = VSS
tWH(D)
tPLH
50% 90%
10%
tTLH
TIMING DIAGRAM
CLOCK
SC
ÉÉÉ
D
ÉÉÉ
Q7
ÉÉÉ
Q6
ÉÉÉ
Q5
ÉÉÉÉÉÉ
Q4
ÉÉÉ
Q3
ÉÉÉ
Q2
ÉÉÉ
Q1
ÉÉÉ
Q0
ÉÉÉ
EOC
ÉÉÉ
Sout
INH Q7
Q6
INH
Q7
Q6
Q5
Q4
Q3
Q2
Q1
Q0
Q8*
INH
ÉÉÉ
— Don’t care condition
ÉÉÉ
INH — Indicates Serial Out is inhibited low.
* — Q8 is ninth–bit of serial information available from 8–bit register.
NOTE: Pin 10 = VSS
MC14549B MC14559B
4
MOTOROLA CMOS LOGIC DATA
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