DS1877T+ Maxim Integrated Products, DS1877T+ Datasheet - Page 63

• 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 04h, Register F8h–FFh: DAC OFFSET LUT
Auxiliary Memory A0h, Register 00h–7Fh: EEPROM
F8h–FFh
00h–7Fh
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
A2h AND B2h MEMORY
MEMORY TYPE
The digital value for the temperature offset of the DAC1 and DAC2 VALUE outputs.
The DAC VALUE is a 10-bit value. The DAC LUT is an 8-bit LUT. The DAC OFFSET LUT times 4 plus the DAC
LUT makes use of the entire 10-bit range.
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
Accessible with the slave address A0h.
BIT 7
BIT 7
FAh
FBh
FCh
FDh
F8h
F9h
FEh
FFh
2
2
7
9
SFP Controller for Dual Rx Interface
Less than or equal to -8NC
Greater than -8NC up to +8NC
Greater than +8NC up to +24NC
Greater than +24NC up to +40NC
Greater than +40NC up to +56NC
Greater than +56NC up to +72NC
Greater than +72NC up to +88NC
Greater than +88NC
2
6
2
8
00h
All
PW2 or (PW1 and WAUXA) or WAUXAU
Nonvolatile (EE)
00h
PW2 or (PW1 and RWTBL46)
PW2 or (PW1 and RWTBL46)
Different A2h and B2h memory locations
Nonvolatile (EE)
2
2
5
7
2
2
4
6
Auxiliary Memory A0h Register Descriptions
2
2
3
5
2
2
2
4
2
2
1
3
BIT 0
BIT 0
2
2
0
2
63