HCF4518 STMicroelectronics, HCF4518 Datasheet - Page 4
HCF4518
Manufacturer Part Number
HCF4518
Description
DUAL UP-COUNTERS
Manufacturer
STMicroelectronics
Datasheet
1.HCF4518.pdf
(14 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
HCF4518BE
Manufacturer:
ST
Quantity:
20 000
Company:
Part Number:
HCF4518BF
Manufacturer:
SGS
Quantity:
6 231
HCC/HCF4518B/4520B
TRUTH TABLE
X = Don’t Care
TIMING DIAGRAM
4/14
Clock Enable Reset
–
–
–
X
X
0
1
\ –
– /
– /
– \
– \
–
X
X
1
0
– /
–
–
Logic 1 = High State
0
0
0
0
0
0
1
Increment Counter
Increment Counter
Q1 Thru Q4 = 0
No Change
No Change
No Change
No Change
Action
Logic 0 = Low