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74VHC125TTR View Datasheet(PDF) - STMicroelectronics

Part NameDescriptionManufacturer
74VHC125TTR QUAD BUS BUFFERS (3-STATE) ST-Microelectronics
STMicroelectronics ST-Microelectronics
74VHC125TTR Datasheet PDF : 12 Pages
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74VHC125
Figure 2: Input Equivalent Circuit
Table 2: Pin Description
PIN N°
1, 4, 10, 13
2, 5, 9, 12
3, 6, 8, 11
7
14
SYMBOL
1G to 4G
1A to 4A
1Y to 4Y
GND
VCC
Table 3: Truth Table
NAME AND FUNCTION
Output Enable Inputs
Data Inputs
Data Outputs
Ground (0V)
Positive Supply Voltage
Table 4: Absolute Maximum Ratings
A
G
Y
X
H
Z
L
L
L
H
L
H
X : Don‘t Care
Z : High Impedance
Symbol
Parameter
VCC Supply Voltage
VI
DC Input Voltage
VO
DC Output Voltage
IIK
DC Input Diode Current
IOK
DC Output Diode Current
IO
DC Output Current
ICC or IGND DC VCC or Ground Current
Tstg Storage Temperature
TL
Lead Temperature (10 sec)
Value
Unit
-0.5 to +7.0
V
-0.5 to +7.0
V
-0.5 to VCC + 0.5
V
- 20
mA
± 20
mA
± 25
mA
± 50
mA
-65 to +150
°C
300
°C
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied
Table 5: Recommended Operating Conditions
Symbol
VCC
VI
VO
Top
dt/dv
Parameter
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature
Input Rise and Fall Time (note 1) (VCC = 3.3 ± 0.3V)
(VCC = 5.0 ± 0.5V)
1) VIN from 30% to 70% of VCC
Value
2 to 5.5
0 to 5.5
0 to VCC
-55 to 125
0 to 100
0 to 20
Unit
V
V
V
°C
ns/V
2/12
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