IDT54/74FCT16646T/AT/CT/ET, 162646T/AT/CT/ET
FAST CMOS 16-BIT BUS TRANSCEIVER/REGISTER
BUS
A
BUS
B
MILITARY AND COMMERCIAL TEMPERATURE RANGES
BUS
A
BUS
B
xDIR xOE
L
L
xCLKAB
X
2540 drw 05
xCLKBA
X
xSAB
X
xSBA
L
REAL-TIME TRANSFER
BUS B TO A
xDIR
H
2540 drw 06
xOE xCLKAB xCLKBA xSAB
L
X
X
L
REAL-TIME TRANSFER
BUS A TO B
xSBA
X
BUS
A
BUS
B
BUS
A
BUS
B
xDIR
H
L
X
2540 drw 07
xOE xCLKAB
L
↑
L
X
H
↑
xCLKBA
X
↑
↑
xSAB
X
X
X
xSBA
X
X
X
STORAGE FROM
A AND/OR B
2540 drw 08
xDIR (1)
L
H
xOE
L
L
xCLKAB
X
H or L
xCLKBA
H or L
X
xSAB
X
H
xSBA
H
X
TRANSFER STORED
DATA TO A AND/OR B
NOTE:
1. Cannot transfer data to A bus and B bus simultaneously.
5.13
4