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HD74ALVCH16270 データシートの表示(PDF) - Hitachi -> Renesas Electronics
部品番号
コンポーネント説明
メーカー
HD74ALVCH16270
12-bit to 24-bit Registered Bus Exchanger with 3-state Outputs
Hitachi -> Renesas Electronics
HD74ALVCH16270 Datasheet PDF : 13 Pages
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HD74ALVCH16270
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
L
L
L
L
H
H
H
CLKENA2
H
H
L
L
L
L
H
CLK
↑
↑
↑
↑
↑
↑
X
Outputs
A
1B
L
L
*2
H
H
*2
L
L
*2
H
H
*2
L
1B
0
*1
H
1B
0
*1
X
1B
0
*1
A-to-B storage (
OEB
= L)
2B
2B
0
*1
2B
0
*1
L
H
L
H
2B
0
*1
Inputs
CLKEN1B CLKEN2B
CLK
SEL
1B
2B
H
X
X
H
X
X
X
H
X
L
X
X
L
X
↑
H
L
X
L
X
↑
H
H
X
X
L
↑
L
X
L
X
L
↑
L
X
H
B-to-A storage (
OEA
= L)
Output A
A
0
*1
A
0
*1
L
H
L
H
H : High level
L : Low level
X : Immaterial
Z : High impedance
↑
: Low to high transition
Notes: 1. Output level before the indicated steady state input conditions were established.
2. Two CLK edges are needed to propagate data.
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