參數(shù)資料
型號： IDT82P2828BHG
廠商： IDT, Integrated Device Technology Inc
文件頁數(shù)： 37/154頁
文件大?。?/td> 0K
描述： IC LIU T1/J1/E1 28+1CH 640-PBGA
標準包裝： 5
類型： 線路接口裝置（LIU）
規(guī)程： E1
電源電壓： 3.13 V ~ 3.47 V
安裝類型： 表面貼裝
封裝/外殼： 640-BGA 裸露焊盤
供應商設(shè)備封裝： 640-PBGA-EP（31x31）
包裝： 托盤
其它名稱： 82P2828BHG
IDT82P2828
28(+1) CHANNEL HIGH-DENSITY T1/E1/J1 LINE INTERFACE UNIT
Physical And Electrical Specifications
131
February 6, 2009
8.8
E1 TRANSMITTER ELECTRICAL CHARACTERISTICS
Parameter
Min
Typ.
Max
Unit
Test Conditions
Output Pulse Amplitude:
E1, 75
load
E1, 120
load
2.14
2.7
2.37
3.0
2.60
3.3
V
Differential Line Inter-
face mode
Zero (Space) Level:
E1, 75
load
E1, 120
load
-0.237
-0.3
+0.237
0.3
V
Differential Line Inter-
face mode
Transmit Amplitude Variation with Supply
-1
+1
%
Difference between Pulse Sequences for 17 consecutive pulses
(T1.102)
200
mV
Output Pulse Width at 50% of Nominal Amplitude
232
244
256
ns
Ratio of the Amplitudes of Positive and Negative Pulses at the
Center of the Pulse Interval (G.703)
0.95
1.05
Ratio of the Width of Positive and Negative Pulses at the Center
of the Pulse Interval (G.703)
0.95
1.05
Transmit Analog LOS Level (TALOS)
(Differential line interface)
TALOS[1:0]
00
01 (default)
10
11
1.2
0.9
0.6
0.4
Vp
Measured on the TTIP
and TRING pins.
TALOS hysteresis
0.08
Transmit Analog LOS Level (TALOS)
(Single Ended line interface)
TALOS[1:0]
00
01 (default)
10
11
0.61
0.48
0.32
0.24
Vp
Measured on the TTIP
pin.
TALOS hysteresis
0.04
Transmit Return Loss (G.703):
51 KHz ~ 102 KHz
102 KHz ~ 2.048 MHz
2.048 MHz ~ 3.072 MHz
8
14
10
dB
Intrinsic Transmit Jitter
20 Hz ~ 100 KHz
0.050
U.I.
TCLK is jitter free
Transmit Path Delay:
Single Rail
Dual Rail NRZ
Dual Rail RZ
8.5
4.5
4.4
U.I.
JA is disabled
Line Short Circuit Current
100
mAp
Measured on pin
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