DS1875T+ Maxim Integrated Products, DS1875T+ Datasheet - Page 67

• Manufacturer Part Number: DS1875T+
• Description: IC SFP CTRLR/TRIPLEXER 38-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of DS1875T+

• Applications: Fiber Optics
• Interface: I²C
• Voltage - Supply: 2.85 V ~ 3.9 V
• Package / Case: *
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 02h, Register 8Ah: RESERVED
Table 02h, Register 8Bh: MOD RANGING
8Bh
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
This register is reserved.
The lower nibble of this byte controls the full-scale range of the Modulation DAC
RESERVED
BITS 7:3
BITS 2:0
BIT 7
______________________________________________________________________________________
RESERVED (Default = 0)
MOD[2:0]: MOD FS RANGING: 3-bit value to select the FS output voltage for MOD. Default is 000b
and creates a FS of 1.25V.
RESERVED
PON Triplexer and SFP Controller
00h
PW2
PW2
Nonvolatile (SEE)
00h
PW2
PW2
Nonvolatile (SEE)
RESERVED
MOD[2:0]
000b
001b
010b
011b
100b
101b
110b
111b
RESERVED
% OF 1.25V
100.00
RESERVED
80.05
66.75
50.13
40.15
33.50
28.74
25.17
MOD
FS VOLTAGE (V)
2
1.250
1.001
0.834
0.627
0.502
0.419
0.359
0.315
MOD
1
MOD
BIT 0
0
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