74ABT16646 查看數據表（PDF） - Philips Electronics
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74ABT16646 Datasheet PDF : 12 Pages
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Philips Semiconductors
16-bit bus transceiver/register (3-State)
Product specification
74ABT16646
74ABTH16646
The following examples demonstrate the four fundamental bus-management functions that can be performed with the 74ABT16646.
REAL TIME BUS TRANSFER
BUS B TO BUS A
REAL TIME BUS TRANSFER
BUS A TO BUS B
STORAGE FROM
A, B, OR A AND B
A
B
A
B
A
B
nOE nDIR nCPAB nCPBA nSAB nSBA
L
L
X
X
XL
nOE nDIR nCPAB nCPBA nSAB nSBA
L
H
X
X
LX
TRANSFER STORED DATA
TO A OR B
nOE
L
L
H
nDIR nCPAB nCPBA nSAB nSBA
H
↑
X
XX
L
X
↑
XX
X
↑
↑
XX
1998 Feb 27
A
B
nOE
L
L
nDIR nCPAB nCPBA nSAB nSBA
L
X
H|L
XH
H H|L X
HX
5
SH00028
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