TABLE 9: DS3 T<" />
參數(shù)資料
型號(hào): XRT73R12IB-L
廠商: Exar Corporation
文件頁(yè)數(shù): 32/89頁(yè)
文件大?。?/td> 0K
描述: IC LIU E3/DS3/STS-1 12CH 420TBGA
標(biāo)準(zhǔn)包裝: 40
類型: 線路接口裝置(LIU)
驅(qū)動(dòng)器/接收器數(shù): 12/12
規(guī)程: DS3,E3,STS-1
電源電壓: 3.135 V ~ 3.465 V
安裝類型: 表面貼裝
封裝/外殼: 420-LBGA 裸露焊盤
供應(yīng)商設(shè)備封裝: 420-TBGA(35x35)
包裝: 托盤
XRT73R12
35
TWELVE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
REV. 1.0.3
TABLE 9: DS3 TRANSMITTER LINE SIDE OUTPUT AND RECEIVER LINE SIDE INPUT SPECIFICATIONS (GR-499)
NOTE: The above values are at TA = 250C and VDD = 3.3V ± 5%.
TABLE 8: DS3 PULSE MASK EQUATIONS
TIME IN UNIT INTERVALS
NORMALIZED AMPLITUDE
LOWER CURVE
-0.85
< T < -0.36
- 0.03
-0.36
< T < 0.36
0.36
< T < 1.4
- 0.03
UPPER CURVE
-0.85
< T < -0.68
0.03
-0.68
< T < 0.36
0.36
< T < 1.4
0.08 + 0.407 x e-1.84[T-0.36]
PARAMETER
MIN
TYP
MAX
UNITS
TRANSMITTER LINE SIDE OUTPUT CHARACTERISTICS
Transmit Output Pulse Amplitude
(measured with TxLEV = 0)
0.65
0.75
0.85
Vpk
Transmit Output Pulse Amplitude
(measured with TxLEV = 1)
0.90
1.00
1.10
Vpk
Transmit Output Pulse Width
10.10
11.18
12.28
ns
Transmit Output Pulse Amplitude Ratio
0.90
1.00
1.10
Transmit Intrinsic Jitter
0.02
0.05
UIpp
RECEIVER LINE SIDE INPUT CHARACTERISTICS
Receiver Sensitivity (length of cable)
900
1100
feet
Jitter Tolerance @ 400 KHz (Cat II)
0.15
UIpp
Signal Level to Declare Loss of Signal
Refer to
Table 3
Signal Level to Clear Loss of Signal
Refer to
Table 3
0.5 1
π
2
--- 1
T
0.18
-----------
+
sin
+
0.03
0.5 1
π
2
--- 1
T
0.34
-----------
+
sin
+
0.03
+
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