MC14017B Ver la hoja de datos (PDF) - Motorola => Freescale
Número de pieza
componentes Descripción
Lista de partido
MC14017B Datasheet PDF : 7 Pages
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VSS
VDD A S1
VSS B S1
VDD
CLOCK Q0
ENABLE Q1
Q2
Q3
Q4
RESET Q5
Q6
Q7
Q8
Q9
CLOCK Cout
VSS
Vout
ID
EXTERNAL
POWER
SUPPLY
Decode
Outputs
Carry
VGS =
VDS =
Output
Sink Drive
(S1 to A)
Clock to 5
thru 9
(S1 to B)
VDD
Vout
Output
Source Drive
Clock to
desired
outputs
(S1 to B)
S1 to A
– VDD
Vout – VDD
Figure 1. Typical Output Source and Output Sink Characteristics Test Circuit
500 µF
VDD
ID
0.01 µF
CERAMIC
PULSE
fc
GENERATOR
CLOCK
ENABLE
RESET
CLOCK
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
Q9
Cout
VSS
CL CL CL CL CL CL CL CL CL CL CL
Figure 2. Typical Power Dissipation Test Circuit
APPLICATIONS INFORMATION
Figure 3 shows a technique for extending the number of decoded output states for the MC14017B. Decoded outputs are se-
quential within each stage and from stage to stage, with no dead time (except propagation delay).
RESET
CLOCK
CE MC14017B
Q0 Q1 • • • Q8 Q9
RESET
CLOCK
CE MC14017B
Q0Q1 • • • Q8 Q9
9 DECODED
OUTPUTS
8 DECODED
OUTPUTS
CLOCK
FIRST STAGE
INTERMEDIATE STAGES
Figure 3. Counter Expansion
MOTOROLA CMOS LOGIC DATA
RESET
CLOCK
CE MC14017B
Q1 • • • Q8 Q9
8 DECODED
OUTPUTS
LAST STAGE
MC14017B
77
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