DS1875T+ Maxim Integrated Products, DS1875T+ Datasheet - Page 51

• 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

Lower Memory, Register 72h: ALARM
Lower Memory, Register 73h: ALARM
73h
72h
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
MEMORY TYPE
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
MEMORY TYPE
M3QT HI
BITS 6:4
BITS 2:0
RESERVED
BITS 7:4
BIT 7
BIT 7
BIT 3
BIT 7
BIT 3
BIT 2
BIT 1
BIT 0
______________________________________________________________________________________
M3QT HI: High alarm status for MON3; fast comparison.
0 = (Default) Last comparison was below threshold setting.
1 = Last comparison was above threshold setting.
RESERVED
BIAS MAX: Alarm status for maximum digital setting of BIAS.
0 = (Default) The value for BIAS is equal to or below the MAX BIAS register.
1 = Requested value for BIAS is greater than the MAX BIAS register.
RESERVED
RESERVED
RESERVED
BIAS HI: High alarm status bias; fast comparison.
0 = (Default) Last comparison was below threshold setting.
1 = Last comparison was above threshold setting.
RESERVED
TXP HI: High alarm status TXP; fast comparison.
0 = (Default) Last comparison was below threshold setting.
1 = Last comparison was above threshold setting.
TXP LO: Low alarm status TXP; fast comparison.
0 = (Default) Last comparison was above threshold setting.
1 = Last comparison was below threshold setting.
RESERVED
00h
All
N/A
Volatile
RESERVED
PON Triplexer and SFP Controller
00h
All
N/A
Volatile
RESERVED
1
0
RESERVED
RESERVED
BIAS MAX
BIAS HI
RESERVED
RESERVED
RESERVED
TXP HI
RESERVED
TXP LO
BIT 0
BIT 0
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