Telecom Clocking; Table A-3 T1/E1 Port Connectors (J12-Lower 4 And J12-Upper 4) - SMART Embedded Computing ATCA-F140 Series Installation And Use Manual

Table A-3
RJ-45 Pin
1
2
3
4
5
6
7
8
A.3

Telecom Clocking

The ATCA-F140-TCLK3 supports an optional telecom clocking subsystem that is
responsible for the generation and distribution of traceable telecom clocks for use
throughout the local shelf and up to five connected extension shelves.
 T0 and T4 PLLs for the generation of T[0] system clocks and a T[4] SSU clock
 Dual T1/E1 ports to allow reception of redundant T[3] BITS/SSU clocks
 Generation of a traceable clock
 Routing of telecom clocks to AMC site
 Statum 3 oscillator
ATCA-F140 Series Installation and Use (6806800M67S)
T1/E1 Port Connectors (J12-Lower 4 and J12-Upper 4)
Function
RX Ring
RX Tip
TX Ring
TX Tip
Port 2 -
Shield
Shield
ATCA-F140-TCLK3 Information
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