HD74ALVCHR162269A Datasheet, PDF (2/13 Pages) Hitachi Semiconductor – 12-bit to 24-bit Registered Bus Exchanger with 3-state Outputs

HD74ALVCHR162269A
Function Table
Inputs
CLK
↑
↑
↑
OEA
H
H
L
Outputs
OEB
A
H
Z
L
Z
H
Active
Output-enable table
1B, 2B
Z
Active
Z
Inputs
CLKENA1
L
L
L
L
H
H
H
CLKENA2
H
H
L
L
L
L
H
Outputs
CLK
A
1B
↑
L
L
↑
H
H
↑
L
L
↑
H
H
↑
L
1B₀ ^*1
↑
H
1B₀ ^*1
X
X
1B₀ ^*1
A-to-B storage table (OEB = L)
2B
2B₀ ^*1
2B₀ ^*1
L
H
L
H
2B₀ ^*1
Inputs
CLK
SEL
X
H
X
L
↑
H
↑
H
↑
L
1B
2B
X
X
X
X
L
X
H
X
X
L
B-to-A storage (OEA = L)
Output A
A₀ ^*1
A₀ ^*1
L
H
L
H : High level
L : Low level
X : Immaterial
Z : High impedance
↑ : Low to high transition
Note: 1. Output level before the indicated steady state input conditions were established.
2