SN54ACT16651_06 Datasheet, PDF (3/13 Pages) Texas Instruments – 16-BIT TRANSCEIVERS AND REGISTERS WITH 3-STATE OUTPUTS

SN54ACT16651, 74ACT16651
16-BIT TRANSCEIVERS AND REGISTERS
WITH 3-STATE OUTPUTS
SCAS449A – FEBRUARY 1993 – REVISED APRIL 1996
OEAB OEBA CLKAB CLKBA SAB
L
L
X
X
X
REAL-TIME TRANSFER
BUS B TO BUS A
SBA
L
OEAB OEBA CLKAB CLKBA SAB
H
H
X
X
L
REAL-TIME TRANSFER
BUS A TO BUS B
SBA
X
OEAB
X
L
L
OEBA CLKAB CLKBA SAB
H
↑
X
X
X
X
↑
X
H
↑
↑
X
STORAGE FROM
A, B, OR A AND B
SBA
X
X
X
OEAB OEBA CLKAB CLKBA SAB SBA
H
L
L
L
H
H
TRANSFER STORED DATA
TO A AND/OR B
Figure 1. Bus-Management Functions
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