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HCF4029BEY датащи(PDF) 2 Page - STMicroelectronics

номер детали HCF4029BEY
подробное описание детали  BINARY OR BCD DECADE PRESETTABLE UP/DOWN COUNTER
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
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counter reaches its maximum count in the UP mode
or the minimum count in the DOWN mode provided
the CARRY-IN signal is low. The CARRY-IN signal
in the low state can thus be considered a CLOCK
ENABLE. The CARRY-IN terminal must be con-
nected to VSS when not in use. Binary counting is ac-
complished when the BINARY/DECADE input is
high ; the counter counts in the decade mode when
the BINARY/DECADE input is low. The counter
counts Up when to UP/DOWN INPUT is high, and
Down when the UP/DOWN INPUT is low. Multiple
packages can be connected in either a parallel-
clocking or a ripple-clocking arrangement as shown
in cascading counter packages. Parallel clocking
provides synchronous control and hence faster re-
sponse from all counting outputs. Ripple-clocking
allows for longer clock input rise and fall times.
FUNCTIONAL DIAGRAM
ABSOLUTE MAXIMUM RATING
Symbol
Parameter
Value
Unit
VDD *
Supply Voltage: HCC Types
HCF Types
-0.5 to +20
-0.5 to +18
V
V
Vi
Input Voltage
-0.5 to VDD + 0.5
V
II
DC Input Current (any one input)
± 10
mA
Ptot
Total Power Dissipation (per package)
Dissipation per Output Transistor
for Top = Full Package Temperature Range
200
100
mW
mW
Top
Operating Temperature: HCC Types
HCF Types
-55 to +125
-40 to +85
oC
oC
Tstg
Storage Temperature
-65 to +150
oC
Stresses above those listed under ”Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress ratingonly and functional
operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Exposure
to absolute maximum rating conditions for external periods may affect device reliability.
All voltage values are referred to VSS pin voltage.
HCC/HCF4029B
2/13


Аналогичный номер детали - HCF4029BEY

производительномер деталидатащиподробное описание детали
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