Datasheet

4.50
3.75
3.00
2.25
1.50
0.75
0
0 6 12 18 24 30
V
CC
= 3.3V
T
A
=25°C
NRZ PRBS-7
TJ = 0.5 UI
Maximum Data Rate (Gbps)
CAT5e LENGTH (m)
w/ PE and/or EQ
w/o PE and EQ
50
45
40
35
30
25
20
0 0.4 0.8 1.2 1.6 2.0
V
CC
= 3.3V
T
A
= 25°C
SUPPLY CURRENT (mA)
FREQUENCY (GHz)
PE = Off
PE = Low
PE = Medium
PE = High
4.50
3.75
3.00
2.25
1.50
0.75
0
0 3 6 9 12 15
V
CC
= 3.3V
T
A
= 25°C
NRZ PRBS-7
TJ = 0.25 UI
MAXIMUM DATA RATE (Gbps)
CAT7 LENGTH (m)
w/o PE
w/ PE
4.50
3.75
3.00
2.25
1.50
0.75
0
0 6 12 18 24 30
V
CC
= 3.3V
T
A
= 25°C
NRZ PRBS-7
TJ = 0.25 UI
MAXIMUM DATA RATE (Gbps)
CAT5e LENGTH (m)
w/ PE and/or EQ
w/o PE and EQ
4.50
3.75
3.00
2.25
1.50
0.75
0
0 3 6 9 12 15
V
CC
= 3.3V
T
A
= 25°C
NRZ PRBS-7
TJ = 0.25 UI
MAXIMUM DATA RATE (Gbps)
CAT5e LENGTH (m)
w/o PE
w/ PE
DS25BR120
www.ti.com SNLS256E –MARCH 2007–REVISED APRIL 2013
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 11. Maximum Data Rate as a Function of CAT5e Figure 12. Maximum Data Rate as a Function of CAT5e
(Belden 1700A) Length (Belden 1700A) Length
DS25BR120 Used as a Driver
DS25BR110 Used as a Receiver
Figure 13. Power Supply Current as a Function of Figure 14. Maximum Data Rate as a Function of CAT7
Frequency
(Siemon Tera) Length
Figure 15. Maximum Data Rate as a Function of CAT5e
(Belden 1700A) Length
DS25BR120 Used as a Driver
DS25BR110 Used as a Receiver
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