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74LCX245BQX Fiches technique(PDF) 2 Page - Fairchild Semiconductor

No de pièce 74LCX245BQX
Description  Low Voltage Bidirectional Transceiver with 5V Tolerant Inputs and Outputs
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Fabricant  FAIRCHILD [Fairchild Semiconductor]
Site Internet  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

74LCX245BQX Fiches technique(HTML) 2 Page - Fairchild Semiconductor

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©1994 Fairchild Semiconductor Corporation
www.fairchildsemi.com
74LCX245 Rev. 1.11.0
2
Connection Diagrams
Pin Assignments for SOIC, SOP, SSOP, and TSSOP
Pin Assignment for DQFN
(Top Through View)
Pin Description
Logic Symbol
Truth Table
H
= HIGH Voltage Level
L
= LOW Voltage Level
X
= Immaterial
Z
= High Impedance
Note:
3. Unused bus terminals during HIGH Z State must be
held HIGH or LOW.
Logic Diagram
Pin
Names
Description
OE
Output Enable Input
T/R
Transmit/Receive Input
A0–A7
Side A Inputs or 3-STATE Outputs
B0–B7
Side B Inputs or 3-STATE Outputs
Inputs
Outputs
OE
T/R
LL
Bus B0 – B7 Data to Bus A0 – A7
LH
Bus A0 – A7 Data to Bus B0 – B7
HX
HIGH Z State on A0 – A7, B0 – B7
(3)


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