MAX3798ETJ+ Maxim Integrated Products, MAX3798ETJ+ Datasheet - Page 29

• Manufacturer Part Number: MAX3798ETJ+
• Description: IC LIMITING AMP/VCSEL DVR 32TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX3798ETJ+

• Amplifier Type: Limiting
• Number Of Circuits: 1
• Output Type: Differential
• Current - Supply: 97mA
• Voltage - Supply, Single/dual (±): 2.85 V ~ 3.63 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Operating Temperature Range: + 85 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output / Channel: -
• -3db Bandwidth: -
• Slew Rate: -
• Gain Bandwidth Product: -
• Current - Input Bias: -
• Voltage - Input Offset: -
• Lead Free Status / Rohs Status: Details

Table 7. Register Summary
Power SFP+ Limiting Amplifier and VCSEL Driver
Receiver Control
Register 1
Address = H0x00
Receiver Control
Register 2
Address = H0x01
Receiver Status
Register
Address = H0x02
Output CML Level
Setting Register
Address = H0x03
FUNCTION/
REGISTER
ADDRESS
1.0625Gbps to 10.32Gbps, Integrated, Low-
______________________________________________________________________________________
REGISTER
RXCTRL1
RXCTRL2
SET_CML
RXSTAT
NAME
NORMAL
MODE
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
SETUP
MODE
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
R
NUMBER
0 (sticky)
/TYPE
BIT
3
2
1
0
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
SLEW_RATE
SET_CML[7]
SET_CML[6]
SET_CML[5]
SET_CML[4]
SET_CML[3]
SET_CML[2]
SET_CML[1]
SET_CML[0]
MODE_SEL
BIT NAME
RXDE_EN
LOS_POL
LOS_EN
RX_POL
SQ_EN
RX_EN
AZ_EN
GMEN
CAZX
LOS
DEFAULT
VALUE
1
1
0
0
1
1
1
0
1
0
1
X
0
1
0
1
0
0
1
1
External autozero capacitor
0: disconnected, 1:
connected
Mode-select switching time
boost
0: off, 1: on
Mode-select
0: high-gain mode, 1: high-
bandwidth mode
Slew-rate select
0: slow mode, 1: fast mode
LOS control
0: disable, 1: enable
(always 0 when RX_EN = 0)
LOS polarity
0: inverse, 1: normal
Rx polarity
0: inverse, 1: normal
Squelch
0: disable, 1: enable
Rx control
0: disable, 1: enable
Rx deemphasis
0: disable, 1: enable
Rx autozero control
0: disable, 1: enable
(always 0 when RX_EN = 0)
Copy of LOS output signal
MSB output level DAC
LSB output level DAC
NOTES
29