18-BIT UNIVERSAL BUS DRIVER
WITH 3-STATE OUTPUTS
HG74ALVC162835C
Jan. 1999
Timing Requirements Over Recommended Operating Free-air Temperature Range(see figure1~10)
Symbol Parameter
fclock
Clock
frequency
tW
Pulse
Duration
tsu
Setup time
th
Hold time
Condition
LE high
CLK high or low
Data before CLK↑
Data before LE↓
CLK high
CLK low
Data after CLK↑
Data after LE↓
CLK high
or low
VCC=2.5V±0.2V
Min
Max
150
3.3
3.3
0.9
1.9
1.3
1.0
1.4
VCC=2.7V
Min Max
150
3.3
3.3
0.9
1.6
1.1
1.0
1.7
VCC=3.3V±0.3V
Min
Max
150
3.3
3.3
0.7
1.5
1
1.1
1.4
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
Switching Characteristics Over Recommended Operating Free-air Temperature Range
Parameter
fmax
tpd
ten
tdis
Input
(From)
A
LE
CLK
OE
OE
Output
(To)
Y
Y
Y
VCC=2.5V± 0.2V
Min
Max
150
1
5
1.3
5.9
1.4
6.3
1.4
6.3
1
4.9
VCC=2.7V
Min
Max
150
5
5.8
6.1
6.5
4.9
VCC=3.3V±0.3V
Min
Max
150
1
4.2
1.3
5.1
1.4
5.4
1.1
5.5
1.3
4.5
Unit
MHz
ns
ns
ns
ns
ns
Switching Characteristics From 0°C to 65°C, CL=50ρF
Parameter
Input
(From)
Output
(To)
VCC =3.3V± 0.15V
Min
Max
Unit
tpd
CLK
Y
1.9
5
ns
Copyright ©1999, Hyundai Electronics Industries Co., Ltd.
ELECTRONICS