IDT82V2042E
DUAL CHANNEL T1/E1/J1 SHORT HAUL LINE INTERFACE UNIT
TEST SPECIFICATIONS
67
December 12, 2005
VOH
Output High level Voltage (Iout=400
A)
2.4
-
VDDIO
V
VMA
Analog Input Quiescent Voltage (RTIPn, RRINGn
pin while floating)
1.5
V
II
Input Leakage Current
TMS, TDI, TRST
All other digital input pins
-10
50
10
A
IZL
High Impedance Leakage Current
-10
10
A
Ci
Input capacitance
15
pF
Co
Output load capacitance
50
pF
Co
Output load capacitance (bus pins)
100
pF
Table-59 E1 Receiver Electrical Characteristics
Symbol
Parameter
Min
Typ
Max
Unit
Test conditions
Receiver sensitivity
Adaptive Equalizer disabled:
Adaptive Equalizer enabled:
-10
-20
dB
Analog LOS level
Adaptive Equalizer disabled:
Adaptive Equalizer enabled:
-4
800
-24
mVp-p
dB
A LOS level is programmable with Adaptive
Equalizer enabled. Not available in Hardware
mode.
Allowable consecutive zeros before LOS
G.775:
I.431/ETSI300233:
32
2048
LOS reset
12.5
% ones
G.775, ETSI 300 233
Receive Intrinsic Jitter
20Hz - 100kHz
0.05
U.I.
JA enabled
Input Jitter Tolerance
1 Hz – 20 Hz
20 Hz – 2.4 KHz
18 KHz – 100 KHz
37
5
2
U.I.
G.823, with 6 dB cable attenuation
ZDM
Receiver Differential Input Impedance
20
K
Internal mode
Input termination resistor tolerance
±1%
RRX
Receive Return Loss
51 KHz – 102 KHz
102 KHz - 2.048 MHz
2.048 MHz – 3.072 MHz
20
dB
G.703 Internal termination
RPD
Receive path delay
Single rail
Dual rail
7
2
U.I.
JA disabled
Table-58 DC Characteristics (Continued)
Symbol
Parameter
Min
Typ
Max
Unit