MAX3748 Maxim, MAX3748 Datasheet - Page 9

• Manufacturer Part Number: MAX3748
• Description: Compact 155Mbps to 3.2Gbps Limiting Amplifier
• Manufacturer: Maxim

REFERENCE VOLTAGE)
REFERENCE VOLTAGE)
V
V
PIN OR
CC
CC
APD
(+3.3V OR APD
3-INPUT DIAGNOSTIC
(+3.3V OR APD
PIN OR
CURRENT SENSE
APD
3-INPUT DIAGNOSTIC
HIGH-SIDE
MONITOR
DS1858
MONITOR
DS1858
_______________________________________________________________________________________
MAX3744 TIA
MAX3744 TIA
3kΩ
5-PIN TO HEADER
V
R1
CC
(+3.3V)
5-PIN TO HEADER
C1
0.1µF
IN+
IN-
RSSI
SFP OPTICAL RECEIVER
OUTPOL
0.1µF
0.1µF
C
C
SFP OPTICAL RECEIVER
MAX3748A
MAX3748/
IN
IN
TH
IN+
IN-
Compact 155Mbps to 3.2Gbps
RSSI
V
R
CC
OUTPOL
TH
MAX3748A
MAX3748/
(+3.3V)
TH
GND
V
R
CC
TH
Typical Operating Circuits (continued)
GND
V
CC
CAZ1 CAZ2
DISABLE
CAZ1 CAZ2
DISABLE
0.1µF
0.1µF
LOS
OUT+
OUT-
LOS
OUT+
OUT-
Limiting Amplifier
SUPPLY FILTER
SUPPLY FILTER
0.1µF
0.1µF
0.1µF
0.1µF
C
C
OUT
OUT
4.7kΩ TO 10kΩ
4.7kΩ TO 10kΩ
HOST BOARD
V
V
50Ω
50Ω
50Ω
50Ω
CC_HOST
CC_HOST
HOST BOARD
HOST FILTER
HOST FILTER
V
V
LOS
LOS
CC_RX
CC_RX
SERDES
SERDES
9