Datasheet

3Maxim Integrated
SFP Controller for Dual Rx Interface
DS1877
I
2
C Communication ........................................................................... 20
I
2
C Definitions ..............................................................................20
I
2
C Protocol................................................................................21
Memory Organization
.......................................................................... 23
Shadowed EEPROM
.........................................................................24
Register Descriptions
.......................................................................... 25
Memory Map Access Codes
..................................................................25
Memory Addresses A0h, A2h, and B2h
..........................................................25
Lower Memory Register Map
..................................................................26
Table 01h Register Map
......................................................................26
Table 02h Register Map
......................................................................27
Table 04h Register Map
......................................................................27
Table 05h Register Map
......................................................................28
Auxiliary Memory A0h Register Map
............................................................28
Lower Memory Register Descriptions
............................................................29
Table 01h Register Descriptions
................................................................40
Table 02h Register Descriptions
................................................................43
Table 04h Register Descriptions
................................................................62
Auxiliary Memory A0h Register Descriptions
......................................................63
Applications Information
........................................................................ 64
Power-Supply Decoupling
.....................................................................64
SDA and SCL Pullup Resistors
.................................................................64
Package Information
........................................................................... 64
Revision History
.............................................................................. 65
TABLE OF CONTENTS (continued)