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參數(shù)資料
| 型號(hào)： | LXT384LE |
| 元件分類： | 通信、網(wǎng)絡(luò)模塊及開(kāi)發(fā)工具 |
| 英文描述： | Telecomm/Datacomm |
| 中文描述： | 電信/數(shù)據(jù)通信 |
| 文件頁(yè)數(shù)： | 44/80頁(yè) |
| 文件大小： | 1112K |
| 代理商： | LXT384LE |
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LXT384
—
Octal T1/E1/J1 Transceiver
44
Datasheet
Table 25. Pulse Shaping Data Register, PSDAT (11h)
Bit
Name
Function
0-2
LEN 0-2
1, 3
LEN0-2 determine the LXT384 operation mode: T1 or E1. In addition, for T1 operation,
LEN2-0 set the pulse shaping to meet the T1.102 pulse template at the DSX-1 cross-
connect point for various cable lengths:
LEN2
LEN1
LEN0
Line Length
Cable Loss
2
Operation
Mode
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
0 - 133 ft. ABAM
133 - 266 ft. ABAM
266 - 399 ft. ABAM
399 - 533 ft. ABAM
533 - 655 ft. ABAM
0.6 dB
1.2 dB
1.8 dB
2.4 dB
3.0 dB
T1
0 0 0
E1 G.703, 75
coaxial cable and 120
twisted pair cable.
E1
3 -
7
-
Reserved.
1. On power-on reset the register is set to
“
0
”
.
2. Maximum cable loss at 772 KHz.
3. When reading LEN, bit values appear inverted.
“
B2
”
revision silicon will fix this so the bits read back
correctly.
Table 26. Output Enable Register, OER (12h)
Bit
1
Name
Function
7-0
OE7 - OE0
Setting a bit to
“
1
”
tristates the output driver of the corresponding transceiver.
1. On power-up all the register bits are set to
“
0
”
.
Table 27. AIS Status Monitor Register, AIS (13h)
Bit
1
Name
Function
7-0
AIS7-AIS0
Respective bit(s) are set to
“
1
”
every time the receiver detects a AIS condition in
transceivers 7-0.
1. On power-up all the register bits are set to
“
0
”
. All AIS interrupts are cleared by a single read operation.
Table 28. AIS Interrupt Enable Register, AISIE (14h)
Bit
1
Name
Function
7-0
AISIE7-AISIE0
Transceiver 7-0 AIS interrupts are enabled by writing a
“
1
”
to the respective bit.
1. On power-up all the register bits are set to
“
0
”
.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LXT386 | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:QUAD T1/E1/J1 Transceiver |
| LXT386BE | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:PCM TRANSCEIVER|QUAD|CEPT PCM-30/E-1|CMOS|BGA|160PIN|PLASTIC |
| LXT386LE | 制造商:LEVEL1 功能描述: |
| LXT388LE | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:PCM TRANSCEIVER|DUAL|CEPT PCM-30/E-1|CMOS|QFP|100PIN|PLASTIC |
| LXT400 | 制造商:LVL1 制造商全稱:LVL1 功能描述:All Rate Extended Range Switched 56/DDS Transceiver |
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