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CHARACTERISTICS
(2)
Input
• Line Rate
• Pulse Amplitude
(Base to Peak)
• Frame Synchronization Pattern
• Input Jitter
• Wander
• Cable Length from PBX to NT1
Transmission Characteristics
24-CHANNEL
1.544 Mbps ± 200 bps
(130 ppm)
1.5 volts – 3 volts
001011 (24MF)
ITU-T Fig. 1/G743
+138UI, –193UI
or
–138UI, +193UI
Maximum 200 m (655 ft.)
φ
(with 0.65
(22 ABAM)
twisted-pair cable)
– 37 –
CHAPTER 1 GENERAL INFORMATION
30-CHANNEL
2.048 Mbps ± 50 ppm
1.5 volts – 2.7 volts
(Coaxial Cable)
1.5 volts – 3.3 volts
(Twisted-Pair Cable)
ITU-T Fig. 1/G743
ITU-T G823
Maximum 400 m
φ
(with 0.65
twisted-pair cable)
DTI SPECIFICATIONS
NWA-008852-001 Rev.5.0
98ch1001.fm
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