DS1877T+ Maxim Integrated Products, DS1877T+ Datasheet - Page 41

• Manufacturer Part Number: DS1877T+
• Description: IC CTLR/MON SFP 1-2CH 28TQFN
• Manufacturer: Maxim Integrated Products
• Type: SFP+ Controllerr

Specifications of DS1877T+

• Input Type: Logic
• Output Type: Logic
• Interface: I²C
• Current - Supply: 2.5mA
• Mounting Type: Surface Mount
• Package / Case: 28-WFQFN exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 90-1877T+000

Table 01h, Register FAh: RESERVED
Table 01h, Register F9h: ALARM EN
F9h
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
A2h AND B2h MEMORY
MEMORY TYPE
Layout is identical to ALARM
Register 71h). The MASK bit (Table 02h, Register 88h) determines whether this memory exists in Table 01h or 05h.
BITS 5:0
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
A2h AND B2h MEMORY
MEMORY TYPE
This register is reserved.
RSSI HI
BIT 7
BIT 7
BIT 6
RSSI HI:
0 = Disables interrupt from RSSI HI alarm.
1 = Enables interrupt from RSSI HI alarm.
RSSI LO:
0 = Disables interrupt from RSSI LO alarm.
1 = Enables interrupt from RSSI LO alarm.
RESERVED
RSSI LO
SFP Controller for Dual Rx Interface
00h
PW2 or (PW1 and RWTBL1C) or (PW1 and RTBL1C)
PW2 or (PW1 and RWTBL1C)
Different A2h and B2h memory locations
Nonvolatile (SEE)
2
2
RESERVED
in Lower Memory, Register 71h. Enables alarms to create FLTINT (Lower Memory,
00h
N/A
N/A
N/A
N/A
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
BIT 0
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