ELTEX LTP-4X, Руководство по эксплуатации

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15
Chapter 4.
Specifications
Table 4. 1 . Main Specifications of the Line Terminal
Interfaces
Number of Ethernet interfaces LTP-8X 10
LTP-4X 6
Connector RJ-45 SFP
Data rate, Mbps 10/100/1,000 duplex/half-
duplex
1,000/10,000
duplex
Standards 10/100Base-TХ/1000Base-T 1000 Base-X, 10 GBase-X
Standards IEEE 802.1D, IEEE 802.1p, IEEE 802.1Q
Number of PON interfaces LTP-8X 8
LTP-4X 4
Connector type SC/UPC (socket)
Complies with ITU-T G.984.2, FSAN Class B+,
FSAN Class C++, SFF-8472
Transmission medium Fiber optic cable: SMF – 9/125, G.652
Standards Digital RSSI (Received Signal Strength Indication)
Splitting ratio 1:4, 1:8, 1:16, 1:32, 1:64, 1:128
Class B+ Class C+
Range of coverage 20 km 40 km
Transmitter 1490 nm DFB Laser 1490 nm DFB Laser
Data rate 2488 Mbps 2488 Mbps
Average launch power +1.5..+5 dBm +3..+7 dBm
Spectral line width –20 dB 1.0 nm 1.0 nm
Receiver 1310 nm
APD / TIA detector / amplifier 1310 nm
APD / TIA detector / amplifier
Data rate 1244 Mbps 1244 Mbps
Receiver sensitivity –28 dBm –32 dBm
Receiver optical overload –8 dBm –2 dBm
Processor
Processor type Marvell Sheeva, ARMV5TE architecture
Clock frequency 800 MHz
Core quantity 1
RAM LTP-8X 256 MB
LTP-4X/8Х rev. B 512 MB
LTP-4X/8Х rev. С 512 MB