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MAX3946_10 데이터 시트보기 (PDF) - Maxim Integrated

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MAX3946_10 1.0625Gbps to 11.3Gbps, SFP+ Laser Driver with Laser Impedance Mismatch Tolerance MaximIC
Maxim Integrated MaximIC
MAX3946_10 Datasheet PDF : 28 Pages
First Prev 21 22 23 24 25 26 27 28
1.0625Gbps to 11.3Gbps, SFP+ Laser Driver
with Laser Impedance Mismatch Tolerance
Table 6. Register Summary (continued)
REGISTER
FUNCTION/
ADDRESS
REGISTER
NAME
NORMAL
MODE
SETUP
MODE
BIT
NUMBER/
TYPE
Transmitter
Status Register 2
Address =
H0x07
Bias Current
Setting Register
Address =
H0x08
Modulation
Current Setting
Register
Address =
H0x09
Maximum
Modulation
Current Setting
Register
Address =
H0x0A
Maximum Bias
Current Setting
Register
Address =
H0x0B
TXSTAT2
SET_IBIAS
SET_IMOD
IMODMAX
IBIASMAX
R
R
R
R
R
R
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
Accessible through
REG_ADDR = H0x0D
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
Accessible through
REG_ADDR = H0x0C
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
R
RW
3 (sticky)
2 (sticky)
1 (sticky)
7
6
5
4
3
2
1
0
7
7
6
5
4
3
2
1
0
7
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
BIT NAME
IMODERR
IBIASERR
TXED
SET_IBIAS[8]
SET_IBIAS[7]
SET_IBIAS[6]
SET_IBIAS[5]
SET_IBIAS[4]
SET_IBIAS[3]
SET_IBIAS[2]
SET_IBIAS[1]
SET_IBIAS[0]
SET_IMOD[8]
SET_IMOD[7]
SET_IMOD[6]
SET_IMOD[5]
SET_IMOD[4]
SET_IMOD[3]
SET_IMOD[2]
SET_IMOD[1]
SET_IMOD[0]
IMODMAX[7]
IMODMAX[6]
IMODMAX[5]
IMODMAX[4]
IMODMAX[3]
IMODMAX[2]
IMODMAX[1]
IMODMAX[0]
IBIASMAX[7]
IBIASMAX[6]
IBIASMAX[5]
IBIASMAX[4]
IBIASMAX[3]
IBIASMAX[2]
IBIASMAX[1]
IBIASMAX[0]
DEFAULT
VALUE
NOTES
X
Warning increment result
> IMODMAX
X
Warning increment result
> IBIASMAX
X
Tx edge detection
0
MSB bias DAC
0
0
0
0
0
0
1
0
LSB bias DAC
0
MSB modulation DAC
0
0
0
0
1
0
0
0
LSB modulation DAC
0
MSB modulation limit
0
1
0
0
0
0
0
LSB modulation limit
0
MSB bias limit
0
1
0
0
0
0
0
LSB bias limit
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