53
Installing the Metro Ethernet Services Unit 1800
General specifications
Transmitter electrical characteristics
Transmitter optical characteristics
Receiver electrical characteristics
Receiver optical characteristics
Data Rate:
1.0625 Gb/s, typical
1.0 Gb/s, minimum
Bit Error Rate:
10-12, maximum, 1.25 Gb/s using PRBS-1
Fiber length 50/125 µm MMF:
550 m
Fiber length 62,5/125 µm MMF:
300 m
Fiber Channel and IEEE 802.3 (Gigabit Ethernet) compatible.
Typical maximum data rate extends to 1.5 Gb/s
Supply voltage:
3.15 to 3.60 V
Supply current:
220 mA, maximum
Transmit disable voltage:
2 V, minimum
Transmit enable voltage:
0.8 V, maximum
Output power (50 or 62.5 MMF):
–9.5 to –4 dBm
Optical Wavelength:
830 to 860 nm
Optical rise/fall time:
260 ps, maximum
Relative intensity noise:
–120 dB/Hz
Single ended data output swing:
185 to 600 mV
Data output rise time:
350 ps, maximum
Data output fall time:
350 ps, maximum
Sensitivity:
–18 dBm, minimum
Electrical 3 dB cutoff frequency:
1500 MHz
Optical center wavelength:
770 to 860 nm
Summary of Contents for 1800
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