74GTL1655ATTR STMICROELECTRONICS [STMicroelectronics], 74GTL1655ATTR Datasheet - Page 3

• Manufacturer Part Number: 74GTL1655ATTR
• Description: 16 BIT LVTTL TO GTL/GTL + UNIVERSAL BUS TRANSCEIVERS WITH LIVE INSERTION
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 3: Function Table (1)
1) A to B data flow is shown. B to A flow is similar, but uses OEBA, LEBA and CLK
2) Output level before the indicated steady-state input conditions were established, provided that CLK was high before LEAB went low
3) Output level before the indicated steady-state input conditions were established
Table 4: Output Enable Truth Table
Table 5: B-Port Edge Rate Control (V
OEAB
H
L
L
L
L
L
L
OE
H
L
L
L
L
LOGIC LEVEL
H
L
LEAB
H
H
X
L
L
L
L
INPUTS
OEAB
INPUT V
H
H
X
L
L
INPUTS
ERC
ERC
CLK
NOMINAL VOLTAGE
H
X
X
X
L
) Truth Table
OEBA
GND
V
H
H
X
L
L
CC
A
H
H
X
X
X
L
L
A PORT
Active
Active
Z
Z
Z
OUTPUT B PORT EDGE RATE
OUTPUT
B0
B0
B
H
H
Z
L
L
(2)
(3)
OUTPUTS
Slow
Fast
74GTL1655A
Previous State
Previous State
B PORT
Transparent
Transparent
Registered
Registered
Active
Active
Isolation
MODE
Z
Z
Z
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