097-58001-02 Revision G – April 2008
TimeProvider User’s Guide 197
Chapter 7 Specifications of the TimeProvider
Inputs
Table 7-4. Input Signal Specifications
Parameter
Specification
PRS Inputs
Frequency
Japan Frequency
2.048 MHz, 5 MHz, 10 MHz
1.544 MHz, 6.312 MHz
Amplitude
Japan Amplitude
1 V RMS
±
3 dB
–17 dBm to +5 dBm
Termination Impedance
75
Ω
T1 Inputs
Framing
D4/SF or ESF (User Selectable)
Bit Rate
1544 kbit/s
Format
AMI or B8ZS (per (ANSI) T1.102 & ITU-T G.703 Sec. 5)
Amplitude Range
+3 to –24 dB DSX
Jitter and Wander Tolerance
Meets the requirements of Bellcore GR-1244-CORE, Section 4.
E1 Inputs
Type
G.703 Sec. 9 Framed E1
Bit Rate
2048 kbit/s
Format
CAS or CCS (per ITU-TG.703 Sec. 2 & (ANSI) T1.102 DS1A CRC4
enabled/disabled AMI or HDB3)
Amplitude Range
+3 to –27 dB DSX
Jitter and Wander Tolerance
Meets the requirements of ITU-T G.823
Type
G.703 Sec. 9 Framed E1