MAX3798ETJ+ Maxim Integrated Products, MAX3798ETJ+ Datasheet - Page 30

• 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

1.0625Gbps to 10.32Gbps, Integrated, Low-
Power SFP+ Limiting Amplifier and VCSEL Driver
Table 7. Register Summary (continued)
30
LOS Threshold
Level Setting
Register
Address = H0x04
Transmitter
Control Register
Address = H0x05
Transmitter Status
Register 1
Address = H0x06
Transmitter Status
Register 2
Address = H0x07
FUNCTION/
REGISTER
ADDRESS
______________________________________________________________________________________
REGISTER
SET_LOS
TXSTAT1
TXSTAT2
TXCTRL
NAME
NORMAL
MODE
R
R
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
R
R
R
R
R
R
R
R
R
R
R
R
NUMBER
7 (sticky)
6 (sticky)
5 (sticky)
4 (sticky)
3 (sticky)
2 (sticky)
1 (sticky)
0 (sticky)
3 (sticky)
2 (sticky)
1 (sticky)
0 (sticky)
/TYPE
BIT
5
4
3
2
1
0
3
2
1
0
SET_LOS[5]
SET_LOS[4]
SET_LOS[3]
SET_LOS[2]
SET_LOS[1]
SET_LOS[0]
BIT NAME
TX_FAULT
IMODERR
IBIASERR
TXDE_EN
SOFTRES
TX_POL
Unused
TX_EN
FST[7]
FST[6]
FST[5]
FST[4]
FST[2]
FST[1]
FST3]
TXED
DEFAULT
VALUE
0
0
1
1
0
0
0
0
1
1
X
X
X
X
X
X
X
X
X
X
X
X
MSB LOS threshold DAC
LSB LOS threshold DAC
Tx deemphasis
0: disable, 1: enable
Global digital reset
Tx polarity
0: inverse, 1: normal
Tx control
0: disable, 1: enable
TX_POR
limit violation
BMON open/shorted to V
MMAX current exceeded or
open/shorted to GND
BMAX current exceeded or
open/shorted to GND
V
low-limit violation
V
BIAS open or shorted to GND
Copy of FAULT signal in
case POR bits 6 to 1 reset
to 0
Warning increment result >
IMODMAX
Warning increment result >
IBIASMAX
Tx edge detection
Unused
TOUT
TOUT
+/- common-mode
+/- low-limit violation
NOTES
TX_VCC low-
CC