54FCT245DMQB National Semiconductor, 54FCT245DMQB Datasheet - Page 2

• Manufacturer Part Number: 54FCT245DMQB
• Manufacturer: National Semiconductor

Specifications of 54FCT245DMQB

• Logic Family: FCT
• Operating Supply Voltage (typ): 5V
• Propagation Delay Time: 11ns
• Number Of Elements: 1
• Number Of Channels: 8
• Input Logic Level: TTL
• Output Logic Level: TTL
• Output Type: 3-State
• Package Type: CDIP
• Polarity: Non-Inverting
• Logical Function: Bus Transceiver
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Technology: CMOS
• Operating Temp Range: -55C to 125C
• Operating Temperature Classification: Military
• Mounting: Through Hole
• Pin Count: 20
• Lead Free Status / Rohs Status: Not Compliant

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Connection Diagrams
Logic Diagram
Pin Assignment for DIP
and Flatpak.
DS100950-5
2
Pin Descriptions
Truth Table
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
OE
T/R
A
B
Pin Names
0
0
–A
–B
OE
H
L
L
7
7
Inputs
Pin Assignment for LCC
Output Enable Input (Active LOW)
Transmit/Receive Input
Side A Inputs or TRI-STATE Outputs
Side B Inputs or TRI-STATE Outputs
T/R
H
X
L
Bus B Data to Bus A
Bus A Data to Bus B
High Z State
Description
DS100950-3
Output
DS100950-4