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74VHC125 Datasheet(PDF) 2 Page - STMicroelectronics

Part No. 74VHC125
Description  QUAD BUS BUFFERS 3-STATE
Download  8 Pages
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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74VHC125 Datasheet(HTML) 2 Page - STMicroelectronics

   
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TRUTH TABLE
AG
Y
XH
Z
LL
L
HL
H
X:”H” or ”L”
Z: High Impedance
PIN DESCRIPTION
PI N No
SYMBOL
NAME AND FUNCT ION
1, 4, 10, 13
1G to 4G
Output Enable Inputs
2, 5, 9, 12
1A to 4A
Data Inputs
3, 6, 8, 11
1Y to 4Y
Data Outputs
7
GND
Ground (0V)
14
VCC
Positive Supply Voltage
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Val ue
Unit
VCC
Supply Voltage
-0.5 to +7.0
V
VI
DC Input Voltage
-0.5 to +7.0
V
VO
DC Output Voltage
-0.5 to VCC + 0.5
V
IIK
DC Input Diode Current
- 20
mA
IOK
DC Output Diode Current
± 20
mA
IO
DC Output Current
± 25
mA
ICC or IGND DC VCC or Ground Current
± 50
mA
Tstg
Storage Temperature
-65 to +150
oC
TL
Lead Temperature (10 sec)
300
oC
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied.
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
Valu e
Uni t
VCC
Supply Voltage
2.0 to 5.5
V
VI
Input Voltage
0 to 5.5
V
VO
Output Voltage
0 to VCC
V
Top
Operating Temperature
-40 to +85
oC
dt/dv
Input Rise and Fall Time (see note 1) (VCC =3.3
± 0.3V)
(V CC =5.0
± 0.5V)
0 to 100
0to 20
ns/V
ns/V
1) VIN from 30% to70%of VCC
INPUT EQUIVALENT CIRCUIT
74VHC125
2/8


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