74VHCT244ASJX Fairchild Semiconductor, 74VHCT244ASJX Datasheet - Page 2

• Manufacturer Part Number: 74VHCT244ASJX
• Description: IC BUFF/DVR TRI-ST DUAL 20SOP
• Manufacturer: Fairchild Semiconductor
• Series: 74VHCTr

Specifications of 74VHCT244ASJX

• Logic Type: Buffer/Line Driver, Non-Inverting
• Number Of Elements: 2
• Number Of Bits Per Element: 4
• Current - Output High, Low: 8mA, 8mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Logic Family: VHCT
• Number Of Channels Per Chip: 8
• Polarity: Non-Inverting
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• High Level Output Current: - 8 mA
• Low Level Output Current: 8 mA
• Minimum Operating Temperature: - 40 C
• Number Of Lines (input / Output): 8 / 8
• Output Type: 3-State
• Propagation Delay Time: 8.4 ns at 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

©1997 Fairchild Semiconductor Corporation
74VHCT244A Rev. 1.3
Connection Diagram
Pin Description
OE
I
O
0
–I
0
–O
Pin Names
1
7
, OE
7
2
3-STATE Output Enable Inputs
Inputs
3-STATE Outputs
Description
2
Logic Symbol
Truth Tables
H
L
Z
LOW Voltage Level
High Impedance
HIGH Voltage Level
OE
OE
H
H
L
L
L
L
1
2
Inputs
Inputs
I
I
H
X
H
X
L
L
n
n
(Pins 12, 14, 16, 18)
(Pins 3, 5, 7, 9)
Outputs
Outputs
H
H
Z
Z
L
L
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