74VHCT244AMX Fairchild Semiconductor, 74VHCT244AMX Datasheet - Page 2

• Manufacturer Part Number: 74VHCT244AMX
• Description: IC BUFF/DVR TRI-ST DUAL 20SOIC
• Manufacturer: Fairchild Semiconductor
• Series: 74VHCTr

Specifications of 74VHCT244AMX

• 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
• Logical Function: Buffer/Line Driver
• Number Of Elements: 2
• Number Of Channels: 8
• Number Of Inputs: 8
• Number Of Outputs: 8
• Operating Supply Voltage (typ): 5V
• Package Type: SOIC W
• Output Type: 3-State
• Polarity: Non-Inverting
• Propagation Delay Time: 13.5ns
• High Level Output Current: -8mA
• Low Level Output Current: 8mA
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Quiescent Current: 4uA
• Technology: CMOS
• Pin Count: 20
• Mounting: Surface Mount
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• 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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