DS1873T+ Maxim Integrated Products, DS1873T+ Datasheet - Page 32

• Manufacturer Part Number: DS1873T+
• Description: IC CTLR SFP+ ANLG LDD 28-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Laser Diode Controllerr

Specifications of DS1873T+

• Number Of Channels: 1
• Voltage - Supply: 2.85 V ~ 3.9 V
• Current - Supply: 2.5mA
• Operating Temperature: -40°C ~ 95°C
• Package / Case: 28-WFQFN Exposed Pad
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 90-1873T+000

SFP+ Controller with Analog LDD Interface
The access codes represent the factory default values of PW_ENA and PW_ENB (Table 02h, Registers C0h–C1h).
These registers also allow for custom permissions.
32
A8–F7
C8–F7
80–9F
Read
Access
Write
Access
ROW
ROW
(hex)
(hex)
ACCESS
C0
A0
A0
A8
B0
B8
88
90
98
F8
80
88
90
98
F8
CODE
______________________________________________________________________________________
<8>
<8>
<8>
<8>
<8>
<8>
<8>
<8>
<8>
<8>
<8>
<8>
<8>
<8>
<8>
<8>
OFFSET
EMPTY
EMPTY
NAME
NAME
ROW
ROW
separately
See each
HBATH
DAC1
bit/byte
LUT6
LUT6
LUT6
LUT6
LUT6
LUT7
LUT7
LUT7
LUT7
LUT7
LUT7
LUT7
LUT7
LUT7
<0>
DAC1 OFF
BYTE 0/8
BYTE 0/8
APC REF
APC REF
APC REF
APC REF
APC REF
EMPTY
EMPTY
PW2
HBIAS
<1>
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
All
WORD 0
WORD 0
<2>
N/A
All
DAC1 OFF
BYTE 1/9
BYTE 1/9
APC REF
APC REF
APC REF
APC REF
APC REF
EMPTY
EMPTY
HBIAS
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
hardware
DS1873
All and
<3>
All
DAC1 OFF
BYTE 2/A
BYTE 2/A
APC REF
APC REF
APC REF
APC REF
APC REF
TABLE 07h (DAC1 LUT)
TABLE 06h (APC LUT)
EMPTY
EMPTY
HBIAS
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
PW2 +
mode
PW2
<4>
bit
WORD 1
WORD 1
DAC1 OFF
BYTE 3/B
BYTE 3/B
APC REF
APC REF
APC REF
APC REF
APC REF
<5>
All
All
EMPTY
EMPTY
HBIAS
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
<6>
N/A
All
RESERVED
DAC1 OFF
BYTE 4/C
BYTE 4/C
APC REF
APC REF
APC REF
APC REF
EMPTY
EMPTY
HBIAS
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
PW1
PW1
<7>
WORD 2
WORD 2
RESERVED RESERVED
DAC1 OFF
BYTE 5/D
BYTE 5/D
APC REF
APC REF
APC REF
APC REF
EMPTY
EMPTY
HBIAS
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
PW2
PW2
<8>
Table 07h Register Map
Table 06h Register Map
PW2
<9>
N/A
DAC1 OFF
BYTE 6/E
BYTE 6/E
APC REF
APC REF
APC REF
APC REF
EMPTY
EMPTY
HBIAS
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
WORD 3
WORD 3
<10>
PW2
N/A
RESERVED
DAC1 OFF
BYTE 7/F
BYTE 7/F
APC REF
APC REF
APC REF
APC REF
EMPTY
EMPTY
HBIAS
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
DAC1
<11>
PW1
All