Datasheet

SN54HC563, SN74HC563
OCTAL TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCLS145C – DECEMBER 1982 – REVISED MARCH 2003
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range (unless otherwise
noted)
V
CC
T
A
= 25°C SN54HC563 SN74HC563
UNIT
V
CC
MIN MAX MIN MAX MIN MAX
UNIT
2 V 80 120 100
t
w
Pulse duration, LE high
4.5 V
16 24 20
ns
6 V 14 20 17
↓
2 V 50 75 63
t
su
Setup time, data before LE
↓
4.5 V 10 15 13
ns
6 V 9 13 11
↓
2 V 5 5 5
t
h
Hold time, data after LE
↓
4.5 V 5 5 5
ns
6 V 5 5 5
switching characteristics over recommended operating free-air temperature range, C
L
= 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO
V
CC
T
A
= 25°C SN54HC563 SN74HC563
UNIT
PARAMETER
(INPUT) (OUTPUT)
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
2 V 77 175 265 220
D Q
4.5 V 26 35 53 44
t
d
6 V 23 30 45 37
ns
t
pd
2 V 90 175 265 220
ns
LE Any Q
4.5 V 27 35 53 44
6 V 23 30 45 37
2 V 70 150 225 190
t
en
OE Any Q
4.5 V 24 30 45 38
ns
6 V 21 26 38 32
2 V 47 150 225 190
t
dis
OE Any Q
4.5 V 23 30 45 38
ns
6 V 21 26 38 32
2 V 28 60 90 75
t
t
Any Q
4.5 V 8 12 18 15
ns
6 V 6 10 15 13
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.