Interfaces De Sincronización - EXFO FTB-8500 Serie Guia Del Usuario

Interfaces de sincronización
Para FTB-8510G:
SYNCHRONIZATION INTERFACES
DS1/E1 external input clock interface
Parameter
Rx level sensitivity (short haul only)
Reception bit rate
Input jitter tolerance
Line coding
Input impedance
(resistive termination)
Connector type
Clock out interface
Parameter
Tx pulse amplitude
Transmission frequency
Clock divider = 16
Clock divider = 32
Clock divider = 64
Output configuration
Load impedance
Maximum cable length
Connector type
Para FTB-8120NGE/FTB-8130NGE y FTB-8525/FTB-8535:
SYNCHRONISATION INTERFACES
Tx Pulse Amplitude
Tx Pulse Mask
Tx LBO
Preamplification
Rx Level
Sensivity
Transmission Bit Rate 1.544 Mbit/s ± 4.6 ppm
Reception Bit Rate
Intrinsic Jitter (Tx)
Input Jitter
Tolerance
Line Coding
Input Impedance
(Resistive Termination) unbalanced
Connector Type
NOTES
a. Adaptation cable required for BANTAM.
Aplicación Ethernet y canal de fibra
DS1
For 772 kHz:
TERM: 6 dB (cable loss only)
1.544 Mbit/s ± 50 ppm
AT&T PUB 62411, GR-499 section 7.3
AMI and B8ZS
100 ohms ± 5%, balanced
BANTAM
Value
600 mVpp ± 130 mV
LAN WAN
644.53 MHz 622.08 MHz
322.266 MHz 311.04 MHz
161.133 MHz 155.52 MHz
AC coupled
50 ohms
3 meters
SMA
External Clock DS1/1.5M External Clock E1/2M
2.4 to 3.6 V 3.0 V
GR-499 figure 9.5 G.703 figure 15
Typical power dBdsx
+0.6 dBdsx (0-133 ft)
+1.2 dBdsx (133-266 ft)
+1.8 dBdsx (266-399 ft)
+2.4 dBdsx (399-533 ft)
+3.0 dBdsx (533-655 ft)
TERM: ≤ 6 dB (cable loss only) TERM: = ≤ 6 dB (cable loss only)
MON: ≤ 26 dB (20 dB resistive loss
(at 772 kHz for T1) DSX-MON:
≤ 26 dB (20 dB resistive loss + cable loss ≤ 6 dB)
+ cable loss ≤ 6 dB)
Bridge: ≤ 6 dB (cable loss only) Bridge: ≤ 6 dB (cable loss only)
2.048 Mbit/s ± 4.6 ppm
1.544 Mbit/s ± 50 ppm 2.048 Mbit/s ± 50 ppm
ANSI T1.403 section 6.3 G.823
GR-499 section 7.3 section 6.1
AT&T PUB 62411 G.823 section 7.2
GR-499 SECTION 7.3 G.813
AMI and B8ZS AMI and HDB3
75 ohms ± 5%, 75 ohms ± 5%,
unbalanced
a a
BNC BNC
Interfaces de sincronización
E1
For 1024 kHz:
TERM: 6 dB (cable loss only)
2.048 Mbit/s ± 50 ppm
G.823 section 7.2
HDB3 and AMI
120 ohms ± 5%, balanced
BANTAM
External Clock E1/2M Trigger 2 MHz
2.37 V 0.75 to 1.5 V
G.703 figure 15 G.703 figure 20
TERM: = ≤ 6 dB (cable loss only) ≤ 6 dB (cable loss only)
MON: ≤ 26 dB (resistive loss
+ cable loss ≤ 6 dB)
Bridge: ≤ 6 dB (cable loss only)
2.048 Mbit/s ± 4.6 ppm
2.048 Mbit/s ± 50 ppm
G.823 G.703
section 6.1 table 11
G.823 section 7.2
G.813
AMI and HDB3
75 ohms ± 5%, 75 ohms ± 5%,
unbalanced unbalanced
BNC BNC
Especificaciones
477