74HC259 Datasheet, PDF (3/11 Pages) NXP Semiconductors – 8-bit addressable latch

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
A₀ to A₂
Q₀ to Q₇
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
3