MIC3003 Datasheet, PDF (67/75 Pages) Micrel Semiconductor – FOM Management IC with Internal Calibration

Micrel, Inc.
MIC3003
Modulation DAC Setting (MODDAC)
Current VMOD Setting
D[7]
read-only
D[6]
read-only
D[5]
read-only
D[4]
read-only
D[3]
read-only
D[2]
read-only
D[1]
read-only
D[0]
read-only
Default value
0000 0000b = 00h
Serial address
A6h
Byte address
21 = 15h
This register reflects (reads back) the value set in the being sent to the modulation DAC (MODSET0, MODSET1, or MODSET2
whichever is selected, with temperature compensation applied).
A valid OEM password is required for access to this register.
OEM Readback Register (OEMRD)
D[7]
Reserved
read-only
D[6]
KILL_LASER
read-only
D[5]
RXP_FLT
Read-only
D[4]
INT
read-only
D[3]
APCSAT
read-only
D[2]
IBFLT
read-only
D[1]
TXFLT
read-only
Default value
0000 0000b = 00h
Serial address
Byte address
A6h
22 = 16h
This register reflects (reads back) the status of the bits corresponding to the parameters defined below.
A valid OEM password is required for access to this register.
D[0]
RRSOUT
read-only
Bit
Function
Operation
D[7]
Reserved
Always reads as a zero
D[6] KILL_LASER State of the internal laser disable 0: The MIC3003 is disabling the laser
signal
1: The laser is enabled to operate
D[5]
RXP_FLT Registered Fault Comparator
0: No Fault Comparator receive power fault
detection of a receive power
fault
1: The Fault Comparator has detected a receive power fault
D[4]
INT
Mirrors state of /INT but active- 1 = The interrupt is asserted
high
0 = No pending interrupt.
D[3]
APCSAT Registered APC saturation fault 1 = APC saturation fault detected
0 = Normal operation.
D[2]
IBFLT
Registered Fault Comparator
1 = IBIAS fault detected
detection of an IBIAS fault
0 = Normal operation
D[1]
TXFLT
Registered Fault Comparator
1 = Registered transmit power fault
detection of a transmit power
fault
0 = normal operation
D[0]
TRSOUT State of the rate select output
1 = high; 0 = low
pin, TRSOUT
November 2009
67
M9999-111209-C
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