74vhct125a STMicroelectronics, 74vhct125a Datasheet - Page 2

• Manufacturer Part Number: 74vhct125a
• Description: Quad Bus Buffers 3-state
• Manufacturer: STMicroelectronics

74VHCT125A
Figure 2: Input Equivalent Circuit
Table 4: Absolute Maximum Ratings
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied
1) Output in OFF State
2) High or Low State
Table 3: RECOMMENDED OPERATING CONDITIONS
1) Output in OFF State
2) High or Low State
3) V
2/12
I
CC
Symbol
Symbol
IN
dt/dv
V
V
or I
T
I
T
V
V
V
V
I
T
V
OK
I
V
from 0.8V to 2V
CC
IK
stg
CC
O
op
O
O
O
O
L
I
I
GND
Supply Voltage
DC Input Voltage
DC Output Voltage (see note 1)
DC Output Voltage (see note 2)
DC Input Diode Current
DC Output Diode Current
DC Output Current
DC V
Storage Temperature
Lead Temperature (10 sec)
Supply Voltage
Input Voltage
Output Voltage (see note 1)
Output Voltage (see note 2)
Operating Temperature
Input Rise and Fall Time (see note 3) (V
CC
or Ground Current
Parameter
Parameter
CC
= 5.0
Table 2: Pin Description
Table 3: Truth Table
X : Don‘t Care
Z : High Impedance
1, 4, 10, 13
2, 5, 9, 12
3, 6, 8, 11
0.5V)
PIN N°
14
7
A
X
H
L
SYMBOL
1G to 4G
1A to 4A
1Y to 4Y
GND
V
CC
-0.5 to V
-0.5 to +7.0
-0.5 to +7.0
-0.5 to +7.0
-65 to +150
G
-55 to 125
H
L
L
4.5 to 5.5
0 to V
0 to 5.5
0 to 5.5
0 to 20
Value
Value
Output Enable Inputs
Data Inputs
Data Outputs
Ground (0V)
Positive Supply Voltage
- 20
300
NAME AND FUNCTION
20
25
50
CC
CC
+ 0.5
Y
H
Z
L
Unit
Unit
ns/V
mA
mA
mA
mA
°C
°C
°C
V
V
V
V
V
V
V
V