Datasheet

DS1886
SFP and PON ONU Controller
with Digital LDD Interface
16Maxim Integrated
Block Diagram
ANALOG MUX
A2h MEMORY
EEPROM/SRAM
ADC CONFIGURATION/RESULTS,
SYSTEM STATUS/CONTROL BITS,
ALARMS/WARNINGS,
LOOKUP TABLES,
USER MEMORY
I
2
C
INTERFACE
3-WIRE
MASTER
TEMPERATURE
SENSOR
CONFIGURABLE
LOGIC
POA AND
POD
RESET
CALCULATED
TXP
EEPROM
256 BYTES
AT A0h
SDA
SCL
V
CC
V
CC
TXMON
TXB
MON_SEL
TXP
RSSIP
RSSIN
CONFIGURABLE
LOGIC
10-BIT
DELTA-SIGMA
13-BIT
ADC
DAC
SDAOUT
SCLOUT
CSEL1OUT
CSEL2OUT
TXFOUT
REFIN
TXDOUT
LOSOUT
TXD
TXF
IN1
RSEL
LOS
GND
DS1886
V
CC
*See Figure 1a, 1b