SI5040-A-GM Silicon Laboratories Inc, SI5040-A-GM Datasheet - Page 72
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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: 72 of 104
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Si5040
Register 109. sqmLOLThresh
Reset settings = 0000 0000
Register 131. TxChipConfig2
Reset settings = 0010 0010
72
Bit
6:1
7
0
Name
Name
Type
Type
Bit
7:5
4:0
Bit
Bit
Reserved
Reserved
TxPdn
sqmLOLThresh[13:9] SQM LOL Threshold.
Name
D7
D7
R
Reserved
Name
Read returns zero.
Do not change; must only write 010001 to these bits.
Transmitter Power Down.
0 = Normal operation.
1 = Transmitter powered down.
A hard recal must be performed to calibrate all circuits (Tx hardRecal at Register 136, Bit
3) when the transmitter is returned to normal operation after a power down.
Reserved
R/W
D6
D6
Reserved. Should be written to 101b.
Bit [13:9] of sqmLOL Threshold setting; value is unsigned integer value.
RxLOL is asserted when jitter measure exceeds value in sqmLOLThresh[13:0]
and is deasserted when jitter measure is below the threshold. Refer to Section
5.8.1 for more information about this register.
D5
D5
Rev. 0.86
R/W
D4
D4
Function
D3
D3
Function
sqmLOLThresh[13:9]
R/W
D2
D2
Reserved
D1
D1
R
TxPdn
R/W
D0
D0
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