HD74LVC240A
Recommended Operating Conditions
Item
Supply voltage
Input / output voltage
Symbol
V
CC
V
I
V
O
Ta
I
OH
I
OL
Input rise / fall time
*1
t
r
, t
f
Ratings
1.5 to 5.5
2.0 to 5.5
0 to 5.5
0 to V
CC
0 to 5.5
–40 to 85
–12
–24
*2
12
24
*2
10
Unit
V
V
V
°C
mA
mA
ns/V
Conditions
Data hold
At operation
G,
A
Output "H" or "L"
Output "Z" or V
CC
:OFF
V
CC
= 2.7 V
V
CC
= 3.0 V to 5.5 V
V
CC
= 2.7 V
V
CC
= 3.0 V to 5.5 V
Operating temperature
Output current
Notes: 1. This item guarantees maximum limit when one input switches.
Waveform: Refer to test circuit of switching characteristics.
2. Duty cycle
≤
50%
Electrical Characteristics
Ta = –40 to 85°C
Item
Input voltage
Symbol
V
IH
V
IL
Output voltage
V
OH
V
CC
(V)
2.7 to 3.6
4.5 to 5.5
2.7 to 3.6
4.5 to 5.5
2.7 to 5.5
2.7
3.0
3.0
4.5
2.7 to 5.5
2.7
3.0
4.5
0 to 5.5
2.7 to 5.5
0
2.7 to 3.6
2.7 to 5.5
3.0 to 3.6
Min
2.0
V
CC
×0.7
—
—
V
CC
–0.2
2.2
2.4
2.2
3.8
—
—
—
—
—
—
—
—
—
—
Max
—
—
0.8
V
CC
×0.3
—
—
—
—
—
0.2
0.4
0.55
0.55
±5.0
±5.0
20
±10
10
500
Unit
V
V
V
I
OH
= –100 µA
I
OH
= –12 mA
I
OH
= –24 mA
V
I
OL
= 100 µA
I
OL
= 12 mA
I
OL
= 24 mA
V
IN
= 5.5 V
CC
or GND
V
IN
= V
CC
, GND
V
OUT
= 5.5 V or GND
V
IN
/ V
OUT
= 5.5 V
V
IN
/ V
OUT
= 3.6 to 5.5 V
V
IN
= V
CC
or GND
V
IN
= one input at (V
CC
–0.6)V,
other inputs at V
CC
or GND
Test Conditions
V
OL
Input current
Off state output current
Output leak current
Quiescent supply current
I
IN
I
OZ
I
OFF
I
CC
∆I
CC
µA
µA
µA
µA
µA
Rev.4.00 Jul. 26, 2004 page 3 of 6