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74LCX244MTR Datasheet(PDF) 2 Page - STMicroelectronics

Part No. 74LCX244MTR
Description  LOW COLTAGE CMOS OCTAL BUS BUFFER (3-STATE) WITH 5V TOLERANT INPUTS AND OUTPUTS
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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74LCX244MTR Datasheet(HTML) 2 Page - STMicroelectronics

   
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74LCX244
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INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
TRUTH TABLE
X : Don’t Care
Z : High Impedance
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) IO absolute maximum rating must be observed
2) VO < GND
PIN No
SYMBOL
NAME AND FUNCTION
1
1G
Output Enable Input
2, 4, 6, 8
1A1 to 1A4
Data Inputs
9, 7, 5, 3
2Y1 to 2Y4
Data Outputs
11, 13, 15,
17
2A1 to 2A4
Data Inputs
18, 16, 14,
12
1Y1 to 1Y4
Data Outputs
19
2G
Output Enable Input
10
GND
Ground (0V)
20
VCC
Positive Supply Voltage
INPUT
OUTPUT
GAn
Yn
LL
L
LH
H
HX
Z
Symbol
Parameter
Value
Unit
VCC
Supply Voltage
-0.5 to +7.0
V
VI
DC Input Voltage
-0.5 to +7.0
V
VO
DC Output Voltage (OFF State)
-0.5 to +7.0
V
VO
DC Output Voltage (High or Low State) (note 1)
-0.5 to VCC + 0.5
V
IIK
DC Input Diode Current
-50
mA
IOK
DC Output Diode Current (note 2)
-50
mA
IO
DC Output Current
± 50
mA
ICC
DC Supply Current per Supply Pin
± 100
mA
IGND
DC Ground Current per Supply Pin
± 100
mA
Tstg
Storage Temperature
-65 to +150
°C
TL
Lead Temperature (10 sec)
300
°C


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