DS1875T+ Maxim Integrated Products, DS1875T+ Datasheet - Page 77

• 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 BBh: TX-F ENABLE
BBh
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
Configures the maskable interrupt for the TX-F pin.
TXP HI EN
BITS 3:1
BIT 7
BIT 7
BIT 6
BIT 5
BIT 4
BIT 0
______________________________________________________________________________________
TXP LO EN
TXP HI EN: Enables/disables active interrupts on the TX-F pin due to TXP fast comparisons above the
threshold limit.
0 = Disable (Default)
1 = Enable
TXP LO EN: Enables/disables active interrupts on the TX-F pin due to TXP fast comparisons below the
threshold limit.
0 = Disable (Default)
1 = Enable
BIAS HI EN: Enables/disables active interrupts on the TX-F pin due to BIAS fast comparisons above
the threshold limit.
0 = Disable (Default)
1 = Enable
BIAS MAX EN: Enables/disables active interrupts on the TX-F pin due to BIAS fast comparisons
above the threshold limit.
0 = Disable (Default)
1 = Enable
RESERVED (Default = 0)
FETG EN:
0 = Normal FETG operation (Default).
1 = Enables FETG to act as an input to TX-F output.
PON Triplexer and SFP Controller
00h
PW2
PW2
Nonvolatile (SEE)
BIAS HI EN
0
BIAS MAX
EN
RESERVED
RESERVED
RESERVED
FETG EN
BIT 0
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