参数资料
型号: WJLXT386LEB2
厂商: INTEL CORP
元件分类: 数字传输电路
英文描述: DATACOM, PCM TRANSCEIVER, PQFP100
封装: 14 X 14MM, ROHS COMPLIANT, LQFP-100
文件页数: 32/86页
文件大小: 1081K
代理商: WJLXT386LEB2
LXT386 — QUAD T1/E1/J1 Transceiver
38
Datasheet
3.10
Operation Mode Summary
Table 4 lists summarizes all LXT386 hardware settings and corresponding operating modes.
3.11
Interfacing with 5V logic
The LXT386 can interface directly with 5V logic. The internal input pads are tolerant to 5V outputs
from TTL and CMOS family devices.
Table 4.
Operation Mode Summary
MCLK
TCLK
LOOP
1
Receive Mode
Transmit Mode
Loopback
Clocked
Open
Data/Clock recovery
Pulse Shaping ON
No Loopback
Clocked
L
Data/Clock recovery
Pulse Shaping ON
Remote Loopback
Clocked
H
Data/Clock recovery
Pulse Shaping ON
Analog Loopback
Clocked
L
Open
Data/Clock recovery
Power down
No Loopback
Clocked
L
Data/Clock Recovery
Power down
No effect on op.
Clocked
L
H
Data/Clock Recovery
Power down
No Analog Loopback
Clocked
H
Open
Data/Clock Recovery
Transmit All Ones
No Loopback
Clocked
H
L
Data/Clock Recovery
Pulse Shaping ON
Remote Loopback
Clocked
H
Data/Clock Recovery
Transmit All Ones
No effect on op.
L
Clocked
Open
Power Down
Pulse Shaping ON
No Loopback
L
Clocked
L
Power Down
Pulse Shaping ON
No Remote Loopback
L
Clocked
H
Power Down
Pulse Shaping ON
No effect on op.
L
H
Open
Power Down
Pulse Shaping OFF
No Loopback
L
H
L
Power Down
Pulse Shaping OFF
No Remote Loop
L
H
Power Down
Pulse Shaping OFF
No effect on op.
L
X
Power Down
Power down
No Loopback
H
Clocked
Open
Data Recovery
Pulse Shaping ON
No Loopback
H
Clocked
L
Data Recovery
Pulse Shaping OFF
Remote Loopback
H
Clocked
H
Data Recovery
Pulse Shaping ON
Analog Loopback
H
L
Open
Data Recovery
Power down
No Loopback
H
L
Data Recovery
Pulse Shaping OFF
Remote Loopback
H
Open
Data Recovery
Pulse Shaping OFF
No Loopback
H
L
Data Recovery
Pulse Shaping OFF
Remote Loopback
H
Data Recovery
Pulse Shaping OFF
Analog Loopback
1. Hardware mode only.
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