DS1875T+ Maxim Integrated Products, DS1875T+ Datasheet - Page 15
DS1875T+
Manufacturer Part Number
DS1875T+
Description
IC SFP CTRLR/TRIPLEXER 38-TQFN
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1875TTR.pdf
(92 pages)
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
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OPEN-DRAIN LOS OUTPUT
I
2
C COMMUNICATION
ADDITIONAL DIGITAL I/O
ADDITIONAL MONITORS
DISABLE INPUT
FAULT OUTPUT
RECEIVER LOS
______________________________________________________________________________________
IN+
IN-
BEN+
BEN-
DIS
SDA
SCL
TX-F
TX-D
LOSI
D0
D3
MON[5:7]
COMP
MOD
PON Triplexer and SFP Controller
MAX3643
DS1875
BIAS BEN
M4DAC
MON1
MON2
MON3
MON4
MON8
BIAS+
BIAS-
DAC1
OUT+
FETG
OUT-
BMD
GND
V
V
SW
D1
D2
CC
CC
FB
3.3V
APD OVERLOAD QUICK TRIP
APD VOLTAGE MONITOR
TRANSMIT POWER
RECEIVE POWER
CATV RF POWER
VOLTAGE REFERENCE
OPTIONAL
3.3V
CATV SHUTDOWN CONTROL
GAIN CONTROL
Typical Operating Circuit
12V
APD
CURRENT MONITOR
FTTH CATV
MAX3654
MAX4007
R
AGC
TIA
3.3V
RF DETECTOR
ROSA
TIA
MAX4003
RECEIVE
POWER
(CURRENT)
CATV
15
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