XRT82D20 datasheet(9/27 Pages) EXAR

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XRT82D20

SINGLE CHANNEL E1 LINE INTERFACE UNIT

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REV. 1.0.7

ELECTRICAL CHARACTERISTICS

TABLE 1: RECEIVER CHARACTERISTICS

TA = 25°C, VDD = 3.3V± 5% or 5V± 5% Unless otherwise specified

PARAMETER

MIN.TYP.MAX

UNIT

Receiver Sensitivity

0.7

4.2

Interference Margin with -6db Cable Loss

-18

-14

Input Impedance measured between RTIP or RRing to ground

0.9

2.0

Ω

Recovered Clock Jitter Transfer Corner Frequency

Peaking Amplitude

0.1

0.5

kHz

Jitter Attenuator Corner Frequency (-3dB curve)

Return Loss

51kHz-102kHz

102kHz-2048kHz

2048kHz-3072kHz

TABLE 2: TRANSMITTER CHARACTERISTICS

TA = 25°C, VDD = 3.3V± 5% or 5V± 5% Unless otherwise specified

PARAMETER

MIN.TYP.MAX

UNIT

AMI Output Pulse Amplitude

Ω Application

120

Ω Application

2.14

2.70

2.37

3.00

2.60

3.30

Output Pulse Width

224

244

264

Output Pulse Amplitude Ratio

0.9

1.0

1.1

Jitter Added by the Transmitter Output

0.025

0.050

UIpp

Output Return Loss:

51kHz -102kHz

102kHz-2048kHz

2048kHz-3072kHz

TABLE 3: 3.3V POWER CONSUMPTION INCLUDING LINE POWER DISSIPATION, TRANSMISSION AND RECEIVE PATHS

ALL

ACTIVE

TA = -40° to 85°C, VDD = 3.3V± 5% Unless otherwise specified

SYMBOL

PARAMETER

MIN.TYP.MAX

UNIT

CONDITIONS

Power Consumption

100

140

Ω load, operating at 50% Mark Density

Power Consumption

130

120

Ω load, operating at 50% Mark Density

Power Consumption

150

190

Ω load, operating at 100% Mark Density

Power Consumption

125

160

120

Ω load, operating at 100% Mark Density

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