74hct563 NXP Semiconductors, 74hct563 Datasheet - Page 3
74hct563
Manufacturer Part Number
74hct563
Description
Octal D-type Transparent Latch; 3-state; Inverting
Manufacturer
NXP Semiconductors
Datasheet
1.74HCT563.pdf
(7 pages)
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Philips Semiconductors
PIN DESCRIPTION
December 1990
PIN NO.
2, 3, 4, 5, 6, 7, 8, 9
11
1
10
19, 18, 17, 16, 15, 14, 13, 12
20
Octal D-type transparent latch; 3-state;
inverting
Fig.1 Pin configuration.
SYMBOL
D
LE
OE
GND
Q
V
CC
0
0
to D
to Q
7
7
Fig.2 Logic symbol.
3
NAME AND FUNCTION
data inputs
latch enable input (active HIGH)
3-state output enable input (active LOW)
ground (0 V)
3-state latch outputs
positive supply voltage
Fig.3 IEC logic symbol.
74HC/HCT563
Product specification