EELXT332PE.G2 S L8L8 Intel, EELXT332PE.G2 S L8L8 Datasheet - Page 30

• Manufacturer Part Number: EELXT332PE.G2 S L8L8
• Manufacturer: Intel

Specifications of EELXT332PE.G2 S L8L8

• 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: Compliant

LXT332 — Dual T1/E1 Line Interface Unit with Crystal-less Jitter Attenuation
30
Table 9.
Table 10. Transformer Combinations
The line interface circuitry is identical for both LIU ports. The precision resistors in line with the
transmit transformer provide optimal return loss. The recommended transformer/resistor
combinations are listed in
Recommended Transformer Values
Turns Ratio (T1)
Turns Ratio (E1)
Primary Inductance
Leakage Inductance
Interwinding Capacitance
DC Resistance (Pri.)
ET (Breakdown Voltage)
1. Transformer turns ratio accuracy is ±2%.
2. Rt values are ±1%.
3. Typical return loss, 51 kHz – 3.072 MHz, with a capacitor in
011 - 111
011 - 111
011 - 111
parallel with the primary side of the transformer.
LEN
001
000
001
000
For T1/DSX-1 100
Parameter
For E1 120
For E1 75
Ratio
1:1.15
Xfmr
1:2.3
1:2
1:2
1:2
1:2
1:2
1
Twisted-Pair Applications:
Coaxial Applications:
Twisted-Pair Applications:
Table
Rt = 14.3
Rt = 9.1
Rt = 9.1
Rt Value
Rt = 9.1
Rt = 9.1
Rt = 15
1:2.3 (Tx) / 1:2 CT (Rx)
1:2 (Tx) / 1:2 CT (Rx)
1.2 mH minimum
0.5 H maximum
25 pF maximum
1
1 kV minimum
Rt =
10. Center tapped 2:1 transformers are used on the receive side.
maximum
2
Value
Rtn Loss
14 dB
18 dB
18 dB
10 dB
10 dB
18 dB
1 dB
3
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