参数资料
型号: XRT7296IWTR-F
厂商: Exar Corporation
文件页数: 15/16页
文件大小: 0K
描述: IC LINE TX DS3/STS-1 E3 28SOJ
标准包装: 1,000
类型: 发射器
规程: DS3,E3
电源电压: 4.75 V ~ 5.25 V
安装类型: 表面贴装
封装/外壳: 28-BSOJ
供应商设备封装: 28-SOJ
包装: 带卷 (TR)
XRT7296
!
DS3 SIGNAL REQUIREMENTS AT THE DSX
$ ,+ /1/ / /.
1 * 21/1 //
. 1 /// 1 /// A
1 21 1 + /1 1
3, . M/;
1 * //
/./ 3+ + 1 + >, 'Table 1)
1 "%) / 1,1 & . . "!
/3+ 1 *
, +- 2 + ,+ + >, A G
1 7 ,+ + 'See Table 3 and Figure
3
( 1 4++/ *78*%% ,+ + 1
,+ 3- 1 "%) 1
+
Parameter
Specification
")@3 ±
4 + 2 1 1* ,3 , '49(
"& &.
0,+ 1
+ ,+ , . 1 + Figure 3 Figure 4 1 ,+ + , -
3 /+ 3- / ./ . 1 + 1 ,+ + , , 3 3*
2 )< ; !&< ; , 1 / . 1 ,+
02 +
$ ++ 1 2 )! ± @:B , 3 *!
D&"4 1 2 ") ± @:B , 3 *!4 *4
Notes
1 The pulse template proposed by G.703 standards is shown in Figure 4 and specified in Table 4 The proposed G.703 standards
further state that the voltage in a time slot containing a 0 must not exceed
5% of the peak pulse amplitude, except for the residue
of preceding pulses.
2 The power levels specified by the proposed G.703 standards are identical except that the power is to be measured in 3kHz bands.
3 The all 1s pattern must be a pure all 1s signal, without framing or other control bits.
Table 2. DSX3 Interconnection Specification
Lower Curve
Upper Curve
Time
Equation
Time
Equation
*)
*
*)!
D
*) D)
& N D N D! OO*
*)! D )
&N D N DOOD
D)
*
D)
&D"*!'*)(
Table 3. DSX-3 Pulse Template Boundaries for ANSI T1.404 Standards (See Figure 3. )
Lower Curve
Upper Curve
Time
Equation
Time
Equation
*!& *)
*
*!& *)!
D
*) D)
& N D N D !OO *
*)! D )
&N D N DOO D
D) D
*
*)! )
!D"*!'*)(
Table 4. DSX-3 Pulse Template Boundaries for Bellcore TR-NWT-000499 Standards (See Figure 4)
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