DS1875T+ Maxim Integrated Products, DS1875T+ Datasheet - Page 44

• Manufacturer Part Number: DS1875T+
• Description: IC SFP CTRLR/TRIPLEXER 38-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of DS1875T+

• Applications: Fiber Optics
• Interface: I²C
• Voltage - Supply: 2.85 V ~ 3.9 V
• Package / Case: *
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PON Triplexer and SFP Controller
Lower Memory, Register 0Ah to 0Bh: V
Lower Memory, Register 0Eh to 0Fh: V
Lower Memory, Register 12h to 13h: MON1 ALARM LO
Lower Memory, Register 16h to 17h: MON1 WARN LO
Lower Memory, Register 1Ah to 1Bh: MON2 ALARM LO
Lower Memory, Register 1Eh to 1Fh: MON2 WARN LO
Lower Memory, Register 22h to 23h: MON3 ALARM LO
Lower Memory, Register 26h to 27h: MON3 WARN LO
Lower Memory, Register 2Ah to 2Bh: MON4 ALARM LO
Lower Memory, Register 2Eh to 2Fh: MON4 WARN LO
44
0Ah, 0Eh,
1Ah, 1Eh,
0Bh, 0Fh,
1Bh, 1Fh,
12h, 16h,
22h, 26h,
13h, 17h,
23h, 27h,
2Ah, 2Eh
2Bh, 2Fh
______________________________________________________________________________________
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
Voltage measurement updates below this unsigned threshold set its corresponding alarm or warning bit.
Voltage measurements equal to or above this threshold clear its alarm or warning bit.
BIT 7
2
2
15
7
2
2
14
6
0000h
All
PW2
Nonvolatile (SEE)
CC
CC
WARN LO
2
ALARM LO
2
13
5
2
2
12
4
2
2
11
3
2
2
10
2
2
2
9
1
BIT 0
2
2
8
0