Datasheet

SN74GTL1655
16-BIT LVTTL-TO-GTL/GTL+ UNIVERSAL BUS TRANSCEIVER
WITH LIVE INSERTION
SCBS696G – JULY 1997 – REVISED AUGUST 2001
2–13
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
B-to-A switching characteristics over recommended ranges of supply voltage and operating
free-air temperature, V
TT
= 1.5 V and V
REF
= 1 V for GTL+ (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN MAX UNIT
f
max
160 MHz
t
PLH
B
A
2 4.8
ns
t
PHL
B
A
2.4 4.7
ns
t
PLH
CLK
A
1.6 4.4
ns
t
PHL
CLK
A
1.5 3.4
ns
t
PLH
LEBA
A
1.7 4
ns
t
PHL
LEBA
A
1.4 3.5
ns
t
en
OEBA
A
1.3 4.2
ns
t
dis
OEBA
A
2 6.1
ns
t
en
OE
A
2.2 4.7
ns
t
dis
OE
A
4.1 6.3
ns
t
sk(o)
†
Skew between drivers in the same package
(switching in the same direction)
1 ns
t
sk(o)
‡
Skew between drivers
switching in any direction in the same package
1 ns
†
Skew values are applicable for through mode only.
‡
Skew values are applicable for CLK mode only, with all outputs switching simultaneously.