Rainbow Electronics MAX3799 User Manual
Page 15
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MAX3799
1Gbps to 14Gbps, SFP+ Multirate Limiting
Amplifier and VCSEL Driver
______________________________________________________________________________________
15
R
PULL
R
PULL
R
PULL
R
PULL
V
EER
V
CCD
MAX3799
0
1
1
0
1
0
BIAS
MONITOR
OUTPUT
CONTROL
LOGIC
LOS
3-WIRE
INTERFACE
CONTROL
LOGIC
PULSE-
WIDTH
CONTROL
I
VCSEL
= I
MOD
- I
DE
INTERNAL REGISTER
OFFSET
CORRECTION
4b DAC SET_TXDE
4b DAC SET_PWCTRL
9b DAC SET_IBIAS
9b DAC SET_IMOD
8b DAC SET_CML
6b DAC SET_LOS
RXDE_EN
TX_POL
CAZ1
RIN+
RSEL
SCL
SDA
CSEL
BIAS
TOUT+
TOUT-
FAULT
BMON
I
BIAS
I
MOD
I
DE
RIN-
CAZ2
AZ_EN
SQ_EN
RATE_SEL
LOS_EN
TX_EN
LOS_POL
RX_POL
ROUT+
ROUT-
LOS
TIN+
TIN-
DISABLE
R
PULL
V
CCT
10.32Gbps LIMITING AMPLIFIER
10.32Gbps VCSEL DRIVER
EYE SAFETY AND
OUTPUT CONTROL
POWER-ON RESET
1G
900MHz
Figure 2. Functional Diagram
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