WS74HC245
recommended operating conditions (see Note 3)
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
WS74HC245
MIN
VDD
VIH
Supply voltage
High-level input voltage
VDD = 2 V
VDD = 4.5 V
VDD = 6 V
VDD = 2 V
VIL
VI
VO
∆t/∆v
t/ v
Low-level input voltage
Input voltage
Output voltage
Input transition rise/fall time
VDD = 2 V
VDD = 4.5 V
VDD = 6 V
TA
Operating free-air temperature
NOTE 3: All unused inputs of the device must be held at VDD or Vss to ensure proper device operation.
–40
VDD = 4.5 V
VDD = 6 V
0
0
2
1.5
3.15
4.2
0.5
1.35
1.8
VDD
VDD
1000
500
400
85
NOM
5
MAX
6
UNIT
V
V
V
V
V
ns
°C
DC ELECTRICAL CHARACTERISTICS
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VC
DD
2V
IOH = –20
µA
A
VOH
VI = VIH or VIL
IOH = –6 mA
IOH = –7.8 mA
IOL = 20
µA
A
VOL
VI = VIH or VIL
IOL = 6 mA
IOL = 7.8 mA
II
IOZ
ICC
Ci
DIR or OE
A or B
DIR or OE
VI = VDD or 0
VO = VDD or 0
VI = VDD or 0,
IO = 0
4.5 V
6V
4.5 V
6V
2V
4.5 V
6V
4.5 V
6V
6V
6V
6V
2 V to 6 V
3
TA = 25°C
MIN
TYP
MAX
1.9
4.4
5.9
3.98
5.48
1.998
4.499
5.999
4.3
5.8
0.002
0.001
0.001
0.17
0.15
±0.1
±0.01
0.1
0.1
0.1
0.26
0.26
±100
±0.5
8
10
WS74HC245
MIN
1.9
4.4
5.9
3.84
5.34
0.1
0.1
0.1
0.33
0.33
±1000
±5
80
10
nA
µA
µA
pF
V
V
MAX
UNIT
AC ELECTRICAL CHARACTERISTICS
3
WINGS [ WING SHING COMPUTER COMPONENTS ]
