HD74HCT245
Electrical Characteristics
Item
Input voltage
Output voltage
Symbol V
CC
(V)
V
IH
V
IL
V
OH
V
OL
Off-state output
current
Input current
Quiescent current
I
OZ
Iin
I
CC
Ta = 25°C
Min
Typ
Max
4.5 to 5.5 2.0
—
—
4.5 to 5.5 —
—
0.8
4.5
4.4
—
—
4.5
4.18
—
—
4.5
—
—
0.1
4.5
—
—
0.26
5.5
—
—
±0.5
5.5
5.5
—
—
—
—
±0.1
4.0
Ta = –40 to+85°C
Min
Max
2.0
—
—
0.8
4.4
—
4.13
—
—
0.1
—
0.33
—
±5.0
—
—
±1.0
40
Unit
V
V
V
V
µA
µA
µA
Test Conditions
Vin = V
IH
or V
IL
I
OH
= –20
µA
I
OH
= –6 mA
Vin = V
IH
or V
IL
I
OL
= 20
µA
I
OL
= 6 mA
Vin = V
IH
or V
IL
,
Vout = V
CC
or GND
Vin = V
CC
or GND
Vin = V
CC
or GND, Iout = 0
µA
Switching Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Item
Propagation delay time
Output enable time
Output disable time
Output rise/fall time
Input capacitance
Symbol V
CC
(V)
t
PLH
t
PHL
t
ZL
t
ZH
t
LZ
t
HZ
t
TLH
t
THL
Cin
4.5
4.5
4.5
4.5
4.5
4.5
4.5
—
Ta = 25°C
Min
—
—
—
—
—
—
—
—
Typ
11
13
17
14
20
22
4
5
Max
22
22
30
30
30
30
12
10
Ta = –40 to +85°C
Min
—
—
—
—
—
—
—
—
Max
28
28
38
38
38
38
15
10
Unit
ns
ns
ns
ns
pF
Test Conditions
Test Circuit
V
CC
V
CC
G
See Function Table
Input
Pulse Generator
Z
out
= 50
Ω
Output
A1
B1
C
L
=
50 pF
DIR
TEST
t
PLH
/ t
PHL
t
ZH
/ t
HZ
t
ZL
/ t
LZ
S2
OPEN
GND
V
CC
S1
1 K
Ω
S2
OPEN
GND
V
CC
Note : 1. C
L
includes probe and jig capacitance.
2. A2–B2, A3–B3, A4–B4, A5–B5, A6–B6, A7–B7, A8–B8 are identical to above load circuit.
3. S1 is a input / output swich.
Rev.2.00 Mar 30, 2006 page 3 of 6
RENESAS [ RENESAS TECHNOLOGY CORP ]
