SI5040-A-GM Silicon Laboratories Inc, SI5040-A-GM Datasheet - Page 79
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SI5040-A-GM
Manufacturer Part Number
SI5040-A-GM
Description
IC TXRX XFP 10GBPS 32MLP
Manufacturer
Silicon Laboratories Inc
Type
Transceiverr
Specifications of SI5040-A-GM
Voltage - Supply
1.8V, 3.3V
Mounting Type
Surface Mount
Package / Case
32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
Product
RF / Wireless
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of Drivers/receivers
-
Protocol
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
- Current page: 79 of 104
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Register 138. TxLosCtrl
Reset settings = 0000 1110
Register 139. TxLosStatus
Reset settings = 0000 0000
Bit
7:4
2:1
Bit
7:5
3
0
4
3
2
1
0
Name
Name
Type
Type
Bit
Bit
dLOSlastTrigger Digital Loss of Signal Last Trigger.
dLosEn[1:0]
sqmLosEn
Reserved
Reserved
Reserved
Reserved
sqmLOS
Name
Name
dLOS
LOS
D7
R
D7
Read returns zero.
Signal Quality Monitor LOS Enable.
0 = Disabled.
1 = Signal Quality Monitor alarm causes an LOS alarm.
Digital LOS Enable Mode.
00 = Disabled.
01 = Digital LOS alarm is based on the consecutive number of zeros programmed in
Register 145.
10 = Digital LOS alarm is based on the consecutive number of either zeros or ones pro-
grammed in Register 145.
11 = Digital LOS alarm is based on the consecutive number of either zeros or ones pro-
grammed in Register 145.
Read returns zero.
Read returns zero.
Signal Quality Monitor LOS.
When the internal signal quality monitor (Reg153) is less than the threshold in registers
154 and 155, this bit will be high. If a LOL (Reg137[4]) is high, this bit is forced to a 0.
Holds a zero or one depending on which bit caused the last digital LOS event.
Digital Loss of Signal.
Digital LOS event status bit.
Read returns zero.
Loss of Signal.
LOS status bit.
D6
R
D6
R
D5
R
D5
sqmLOS
D4
R
Rev. 0.86
D4
dLOSlastTrigger
sqmLosEn
Function
Function
D3
R
R/W
D3
dLOS
D2
D2
R
dLosEn[1:0]
R/W
D1
D1
R
Si5040
LOS
D0
D0
R
R
79
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