Data Sheet
October 2001
Dual Differential Transceivers
BTK1A and BTM1A
Temperature Characteristics (continued)
3.8
3.6
3.2
2.8
2.4
2.0
1.6
1.2
0.8
0.4
0.0
–50 –25
VOH MIN
VOL MAX
0 25 50 75 100
TEMPERATURE (°C)
125 150
12-3464.b(F)
Figure 12. Minimum VOH and Maximum VOL Versus
Temperature at VCC = 4.5 V for the
Receiver
4.00
3.50
MAX
3.00
TYP
2.50
MIN
2.00
1.50
1.00
–50 –25
0 25 50 75 100
TEMPERATURE (°C)
125 150
12-3465(F)
Figure 14. Propagation Delay for a High Output
(tPLH) Versus Temperature at VCC = 5.0 V
for the Receivers
2.3
2.1
1.9
1.7
1.5
1.3
1.1
0.9
0.7
0.5
0.3
–50
RANGE FOR tP1 AND tP2
MAX
MIN
–25 0 25 50 75
100 125 150
TEMPERATURE (°C)
12-3469.a(F)
Figure 13. Min and Max for tP1 and tP2 Propagation
Delays Versus Temperature for the
Driver
4.00
MAX
3.50
3.00
TYP
2.50
MIN
2.00
1.50
1.00
–50 –25 0
25 50 75 100 125 150
TEMPERATURE (°C)
12-3466(F)
Figure 15. Propagation Delay for a Low Output
(tPHL) Versus Temperature at VCC = 5.0 V
for the Receivers
Agere Systems Inc.
11