NXP Semiconductors
GTL2005
Quad GTL/GTL+ to LVTTL/TTL bidirectional non-latched translator
11. Dynamic characteristics
Table 8.
Dynamic characteristics
V
CC
= 3.3 V
±
0.3 V
Symbol
t
PLH
t
PHL
t
PLH
t
PHL
GTL; V
ref
= 0.8 V
t
PLH
t
PHL
t
PLH
t
PHL
GTL+; V
ref
= 1.0 V
t
PLH
t
PHL
t
PLH
t
PHL
[1]
All typical values are at V
CC
= 3.3 V and T
amb
= 25
°C.
Parameter
propagation delay, Bn to An
propagation delay, An to Bn
Conditions
see
see
Min
-
-
-
-
Typ
2.1
1.9
4.1
4.4
2.1
1.9
4.1
4.4
2.1
1.9
4.2
3.8
Max
2.3
2.6
5.9
5.9
2.3
2.6
5.9
5.9
2.3
2.6
5.7
5.4
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
GTL−; V
ref
= 0.6 V
propagation delay, Bn to An
propagation delay, An to Bn
see
see
-
-
-
-
propagation delay, Bn to An
propagation delay, An to Bn
see
see
-
-
-
-
11.1 Waveforms
V
M
= 1.5 V at V
CC
≥
3.0 V; V
M
= V
CC
/2 at V
CC
≤
2.7 V for B ports and control pins;
V
M
= V
ref
for A ports.
3.0 V
input
1.5 V
t
PLH
3.0 V
V
M
V
M
0V
002aab140
002aab141
1.5 V
0V
t
PHL
V
OH
V
ref
V
ref
V
OL
t
p
output
V
M
= 1.5 V for B port and V
ref
for A port
B port to A port
a. Pulse duration
Fig 7.
Voltage waveforms
b. Propagation delay times
GTL2005_7
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 07 — 3 February 2009
11 of 19
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