lxt384 Intel Corporation, lxt384 Datasheet - Page 101

• Manufacturer Part Number: lxt384
• Description: Octal T1/e1/j1 Short Haul Transceiver
• Manufacturer: Intel Corporation

Document Number: 248994
Revision Number: 004
Revision Date: September 22, 2005
Table 63. Intel
Table 63
Permissible cable attenuation
Receiver dynamic range
Signal to noise interference margin
Data decision threshold
Data slicer threshold
Loss of signal threshold
LOS hysteresis
Consecutive zeros before loss of signal
LOS reset
Low limit
input jitter
tolerance
Differential receiver input impedance
Input termination resistor tolerance
Common mode input impedance to ground
Input return
loss
LOS delay time
LOS reset
Receive intrinsic jitter, RCLK output
Receive
path delay
1. Guaranteed by design and other correlation methods.
1
®
LXT384 Transceiver E1 Receive Transmission Characteristics
(E1) and
1
1Hz to 20Hz
20Hz to 2.4kHz
18kHz to 100kHz
51 kHz - 102 kHz
102 - 2048 kHz
2048kHz - 3072 kHz
Bipolar mode
Unipolar mode
Parameter
Table
64(T1) list the AC characteristics for the LXT384 Transceiver receiver.
Intel
Sym
®
SRE
DR
S/I
–
–
–
–
–
–
–
–
–
–
–
–
–
–
LXT384 Octal T1/E1/J1 S/H PCM Transceiver with JA
12.5%
Min.
0.5
-15
1.5
0.2
43
36
20
20
20
10
–
–
–
–
–
–
–
–
–
–
0.040
2048
Typ
150
200
50
50
32
70
20
30
–
–
–
–
–
–
–
1
6
0.0625
Max
255
12
57
±1
–
–
–
–
–
–
–
–
–
–
–
–
marks Data recovery mode
Unit
U.I.
U.I.
U.I.
k Ω
k Ω
U.I.
U.I.
U.I.
mV
mV
mV
dB
Vp
dB
dB
dB
dB
µs
%
%
–
–
@1024 kHz
Per G.703, O.151 @ 6
dB cable Attenuation
Relative to peak input
voltage
G.775
recommendation
ETSI 300 233
specification
1’s density
G735
recommendation
Note 1
Cable Attenuation is 6
dB
@1.024 MHz
Measured against
nominal impedance
using components in
the LXD384
evaluation board.
Data recovery mode
Wide band jitter
JA Disabled
Test Condition
101