DS1876T+ Maxim Integrated Products, DS1876T+ Datasheet - Page 52

• Manufacturer Part Number: DS1876T+
• Description: IC CTRLR SFP DUAL LDD 28TQFN
• Manufacturer: Maxim Integrated Products
• Type: SFP Laser Controllerr

Specifications of DS1876T+

• Input Type: Logic
• Output Type: Logic
• Interface: I²C
• Current - Supply: 10mA
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SFP Controller with Dual LDD Interface
Table 02h, Register 8Eh: RIGHT-SHIFT
Table 02h, Register 8Fh: RIGHT-SHIFT
Table 02h, Register 90h–91h: RESERVED
52
8Eh
_____________________________________________________________________________________
8Fh
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
A2h AND B2h MEMORY
MEMORY TYPE
Allows for right-shifting the final answer of BMON2 and PMON2 voltage measurements. This allows for scaling the
measurement to the smallest full-scale voltage and then right-shifting the final result so the reading is weighted to the
correct LSB.
RESERVED
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
A2h AND B2h MEMORY
MEMORY TYPE
Allows for right-shifting the final answer of BMON1 and PMON1 voltage measurements. This allows for scaling the
measurements to the smallest full-scale voltage and then right-shifting the final result so the reading is weighted to
the correct LSB.
BIT 7
RESERVED
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
A2h AND B2h MEMORY
MEMORY TYPE
These registers are reserved.
BIT 7
BMON2
BMON1
2
2
00h
PW2 or (PW1 and RWTBL2) or (PW1 and RTBL2)
PW2 or (PW1 and RWTBL2)
Common A2h and B2h memory location
Nonvolatile (SEE)
BMON2
00h
PW2 or (PW1 and RWTBL2) or (PW1 and RTBL2)
PW2 or (PW1 and RWTBL2)
Common A2h and B2h memory location
Nonvolatile (SEE)
1
2
BMON1
N/A
N/A
N/A
N/A
(RSHIFT
(RSHIFT
1
1
BMON2
1
2
)
)
BMON1
0
0
RESERVED
RESERVED
PMON2
PMON1
2
2
PMON2
PMON1
1
1
PMON2
PMON1
BIT 0
BIT 0
0
0