DJLXT360LE.A2 Cortina Systems Inc, DJLXT360LE.A2 Datasheet - Page 37

• Manufacturer Part Number: DJLXT360LE.A2
• Manufacturer: Cortina Systems Inc

Specifications of DJLXT360LE.A2

• Number Of Transceivers: 1
• Operating Supply Voltage (typ): 5V
• Screening Level: Industrial
• Mounting: Surface Mount
• Operating Supply Voltage (min): 4.75V
• Operating Supply Voltage (max): 5.25V
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Lead Free Status / RoHS Status: Supplier Unconfirmed

LXT360 Transceiver
Datasheet: Long Form
249231, Revision 2.1
24 January 2008
Table 23
Cortina Systems
1. Some ETSI applications may require a 2.3 kV dielectric breakdown voltage.
2. Some applications require transformers with center tap (Long-Haul applications with DC current in the EI/TI loop).
Tx/Rx
Rx
Tx
1.544/2.048
1.544/2.048
Frequency
1.544
2.048
MHz
Table 20
Table 21
Table 22
Transformer Specifications for LXT360 Transceiver
®
LXT360 Integrated T1/E1 LH/SH Transceiver for DS1/DSX-1 or PRI Applications
Turns
1:1.15
Ratio
1:2.3
1:2
1:1
Transmit Return Loss (2.048 Mbit/s–Long-Haul) High Return Loss
Configuration
Transmit Return Loss (2.048 Mbit/s–Long-Haul)
Transmit Return Loss (1.544 Mbit/s–Long- or Short-Haul)
1. A 1:1.15 transmit transformer keeps the total transceiver power dissipation at a low level,
Table 10
Refer to
EC4:1
EC4:1
Inductance
(minimum)
1001
1010
a 0.47
Primary
600
600
600
600
µH
μ
F DC blocking capacitor must be placed on TTIP or TRING.
1:1.15
1:1.53/15 Ω
Xfrmr/Rt
Xfrmr/Rt
1:2/ 9.1 Ω
1:2/9.1 Ω
1:2/ 15 Ω
Inductance
1
Leakage
/0 Ω
(max)
0.80
0.80
0.80
1.10
µH
R
R
100
100
L
L
I20
75
(Ω)
(Ω)
120
Interwinding
75
Capacitance
(max)
pF
60
60
60
60
C
C
TM
TM
L
L
470
470
470
470
(pF)
0
0
(pF)
0
0
470
470
0
0
0.90 pri, 1.70 sec
1.10 pri, 1.10 sec
0.70 pri, 1.20 sec
0.70 pri, 1.20 sec
(maximum)
DCR
Ω
Return Loss (dB)
Return Loss (dB)
4.3 Application Circuits
12
13
16
18
16
17
2
2
19
28
18
28
Breakdown
(minimum)
1500 V
1500 V
1500 V
Dielectric
1500 V
V
Page 37
RMS
RMS
RMS
RMS
1
2
2
2