Dual Differential Transceivers
BTK1A and BTM1A
Data Sheet
October 2001
Timing Characteristics
(continued)
3.0 V
1.3 V
0.0 V
t
PHZ
t
PZH
V
OH
V
OL
+ 0.2 V
V
OL
V
OL
– 0.1 V
ED
OUTPUT
OUTPUT
t
PLZ
t
PZL
V
OL
V
OL
– 0.1 V
12-2268.c(F)
Note: In the third state, both outputs (i.e., OUTPUT and OUTPUT) are 0.1 V below the low state.
Figure 4. Driver Enable and Disable Timing
INPUT
INPUT
3.7 V
3.2 V
2.7 V
t
PHL
OUTPUT
80%
20%
t
tHL
20%
t
PLH
80%
V
OH
1.3 V
V
OL
t
tLH
12-2251.a(F)
Figure 5. Receiver Propagation Delay Timing
8
Agere Systems Inc.