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12778474-002-2 Revision F – March 2004
TSG-3800 User’s Guide 155
Input Modules
Single-Port Input Module
Specifications
Table 5-13
list functional specifications for the Single-Port Input module.
Table 5-13. Single-Port Input Module Specifications
Signal Characteristic
Specification
DS1 Inputs
Type
D4/SF or ESF (user-selectable)
Bit Rate
1544 kb/s
Format
AMI or B8ZS (per ANSI T1.102 & ITU-TG.703/2)
Amplitude Range
+3 to –24 dBDSX
Jitter and Wander Tolerance
Meets the requirements of Bellcore GR-1244-CORE, Section 4.
Input Error Threshold
0 to 255 Intervals per hour (AIS, LOS, OOF, BPV, CRC)
Input Impedance
100 or 3.3 k
Ω
(user-selectable)
E1 Inputs
Type
G.703/6 Framed E1
Bit Rate
2048 kb/s
Format
CAS or CCS (per ITU-TG.703/2 & ANSI T1.102 DS1A CRC4
enabled/disabled AMI or HDB3)
Amplitude Range
+3 to -27 dBTLO (Transmit Line Output)
Jitter and Wander Tolerance
Meets the requirements of ITU-TG.823
Input Error Threshold
0 to 255 Intervals per hour (AIS, LOS, LOF, BPV, CRC)
Clock Inputs
Frequency
1, 1.544, 2.048, 5, or 10 MHz (user-selectable)
Wave Shape
Sine or Square
Amplitude Range
1.5 to 10 Volts (peak to peak)
Input Error Threshold
0 to 255 Intervals per hour (LOS)
Input Impedance
50, 75, 100, 120 or 3.3 k
Ω
(user-selectable)
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