Xtc Cards (Xtc 28-3/Xtc-14) Specifications; Figure 13-5 Xtc Block Diagram - Cisco ONS 15327 User Documentation

XTC Cards (XTC-28-3/XTC-14)

Figure 13-5 XTC block diagram

B
a
c
k
p
l
a
n
e
I
n
t
e
r
f
a
c
e

13.3.3 XTC Cards (XTC 28-3/XTC-14) Specifications

•
•
•
•
•
Cisco ONS 15327 User Documentation, R3.3
13-8
SXC
VTXCA
Sync to Peer
VTPM
XILINX
2
BITS out
DS1
LIU
BITS in
SCL
HDLC
3 Input Alarms / 2 Output Alarms
CTC Software
Interface: 10 Base-T LAN
–
TL1 Craft Interface
Speed: 9600 baud
–
– Front panel access: EIA/TIA-232 DB9 type connector
Synchronization
Stratum 3, per Telcordia GR-253-CORE
–
– Free running access: 4.6 ppm accuracy
Holdover Stability: 3.7 x10
–
Reference: External BITS, line, internal
–
Environmental
Operating Temperature: -40 to +65 degrees Celsius
–
Operating Humidity: 5 - 95%, non-condensing
–
Power Consumption: 56 W maximum, 1.17 AMPS, 191 BTU/Hr
–
Dimensions
DS1
BTC
155 Mhz
PLL
TCCA-2
19.44 Mhz
PLL
Message Bus
TCCA-1
DCC
-7
ppm/day, including temperature (< 255 slips in first 24 hours)
Chapter 13
DS1 DS1
MDM Mapper
Daughter card
DS3 DS3
BTC Mapper
FLASH
SDRAM
CRAFT
8260
10BT
LEDs
Card Reference
4
DS1
14 DS1
LIU
4
DS1
LIU
14 DS1
DS3
4 DS3
LIU
F
p
l
a
t
e
June 2002