74FR16540 Datasheet, PDF (2/6 Pages) Fairchild Semiconductor – 16-Bit Buffer/Line Driver with 3-STATE Outputs

Pin Descriptions
Pin Names
OE_n
I₀–I₁₅
O₀–O₁₅
Description
Output Enable Inputs
Inputs
3-STATE Outputs
Truth Table
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
Inputs
Outputs
Byte1 [0:7] Byte2 [8:15]
I₀–I₇ I₈–I₁₅ O₀–O₇ O₈–O₁₅
OE₁ OE₂ OE₃ OE₄
L
L
L
L
H
H
L
L
H
X
L
L
X
L
Z
H
X
H
L
L
X
H
Z
L
L
LHX
LX
H
Z
L
L
X
H
H
X
L
Z
HHHHX X
Z
Z
L
L
L
L
L
L
H
H
Logic Diagram
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