ds1876 Maxim Integrated Products, Inc., ds1876 Datasheet - Page 56

• Manufacturer Part Number: ds1876
• Description: Sfp Controller With Dual Ldd Interface
• Manufacturer: Maxim Integrated Products, Inc.

SFP Controller with Dual LDD Interface
Table 02h, Register BAh: HTXP2 DAC
Table 02h, Register BBh: LTXP2 DAC
Table 02h, Register BCh: RESERVED
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BAh
BBh
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
A2h AND B2h MEMORY
MEMORY TYPE
This register is reserved.
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
A2h AND B2h MEMORY
MEMORY TYPE
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
A2h AND B2h MEMORY
MEMORY TYPE
The digital value used for the HTXP2 reference and recalled from Table 06h (Registers E8h–EFh) (transmitter 2) at
the adjusted memory address found in TINDEX. This register is updated at the end of the temperature conversion.
Comparisons greater than V
The digital value used for the LTXP2 reference and recalled from Table 06h (Registers F0h–F7h) (transmitter 2) at
the adjusted memory address found in TINDEX. This register is updated at the end of the temperature conversion.
Comparisons less than V
BIT 7
BIT 7
2
2
7
7
2
2
6
6
LTXP2
HTXP2
N/A
N/A
N/A
N/A
00h
PW2 or (PW1 and RWTBL2) or (PW1 and RTBL2)
(PW2 and QT2EN = 0) or (PW1 and RWTBL2 and QT2EN = 0)
Common A2h and B2h memory location
Volatile
00h
PW2 or (PW1 and RWTBL2) or (PW1 and RTBL2)
(PW2 and QT2EN = 0) or (PW1 and RWTBL2 and QT2EN = 0)
Common A2h and B2h memory location
Volatile
compared against V
2
2
compared against V
5
5
V
V
HTXP2
LTXP2
=
=
2
2
Full Scale
Full Scale
4
4
PMON2
256
256
PMON2
create a TXP LO alarm.
×
×
HTXP2 DAC
LTXP2 DAC
create a TXP HI alarm.
2
2
3
3
2
2
2
2
2
2
1
1
BIT 0
BIT 0
2
2
0
0