HD74ALVCH16269 Datasheet, PDF (2/13 Pages) Hitachi Semiconductor – 12-bit to 24-bit Registered Bus Transceivers with 3-state Outputs

HD74ALVCH16269
Function Table
Inputs
CLK
↑
↑
↑
↑
OEA
H
H
L
L
OEB
H
L
H
L
Outputs
A
Z
Z
Active
Active
Output enable
1B, 2B
Z
Active
Z
Active
Inputs
CLKENA1
H
L
L
X
X
CLKENA2
H
X
X
L
L
CLK
X
↑
↑
↑
↑
Outputs
A
1B
X
1B₀ ^*1
L
L
H
H
L
X
H
X
A-to-B storage (OEB = L)
2B
2B₀ ^*1
X
X
L
H
Inputs
CLK
SEL
X
H
X
L
↑
H
↑
H
↑
L
↑
L
1B
2B
X
X
X
X
L
X
H
X
X
L
X
H
B-to-A storage (OEA = L)
Output A
A₀ ^*1
A₀ ^*1
L
H
L
H
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.
Rev.2.00, Oct.02.2003, page 2 of 12