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74HC259U 데이터 시트보기 (PDF) - Philips Electronics
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74HC259U
8-bit addressable latch
Philips Electronics
74HC259U Datasheet PDF : 11 Pages
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Philips Semiconductors
8-bit addressable latch
Product specification
74HC/HCT259
ORDERING INFORMATION
See
“74HC/HCT/HCU/HCMOS Logic Package Information”
.
PIN DESCRIPTION
PIN NO.
1, 2, 3
4, 5, 6, 7, 9 10, 11, 12
8
13
14
15
16
SYMBOL
A
0
to A
2
Q
0
to Q
7
GND
D
LE
MR
V
CC
NAME AND FUNCTION
address inputs
latch outputs
ground (0 V)
data input
latch enable input (active LOW)
conditional reset input (active LOW)
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
December 1990
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