MIC3000 Datasheet, PDF (13/68 Pages) Micrel Semiconductor – SFP Management IC

MIC3000
Micrel
Address(s)
HEX
DEC
Field Size
(Bytes)
Name
Description
00–3F 0–63
64
APCLUTn
A.P.C. temperature compensation L.U.T.
40–7F 64–127
64
MODLUTn
VMOD temperature compensation L.U.T.
80–BF 128–191
64
IFLTLUT
Bias current fault threshold temperature compensation L.U.T.
C0–FF 192–255
64
EOLLUTn
Bias current high alarm threshold temperature compensation L.U.T.
Table 3. Temperature Compensation Tables, Serial Address = A4_h
Address
HEX
DEC
Field Size
(Bytes)
Name
Description
00
0
1
OEMCFG0
Control/status bits
01
1
1
OEMCFG1
Control/status bits
02
2
1
OEMCFG2
Control/status bits
03
3
1
APCSET0
APC setpoint 0
04
4
1
APCSET1
APC setpoint 1
05
5
1
APCSET2
APC setpoint 2
06
6
1
MODSET
Nominal modulation DAC setpoint
07
7
1
IBFLT
Bias current fault-comparator threshold
08
8
1
TXPFLT
TX power fault threshold
09
9
1
LOSFLT
RX LOS fault-comparator threshold
0A
10
1
FLTTMR
Fault comparator masking interval timer setting
0B
11
1
FLTMSK
Fault source mask bits
0C–0F 12–15
4
OEMPWSET
Password for access to OEM areas
10
16
1
OEMCAL0
OEM calibration register 0
11
17
1
OEMCAL1
OEM calibration register 1
12
18
1
LUTINDX
Look-up table index read-back
13
19
1
RESERVED
Reserved - do not write; reads undefined
14
20
1
APCDAC
Reads back current APC DAC setting
15
21
1
MODDAC
Reads back current modulation DAC setting
16
22
1
OEMREAD
Reads back OEM calibration data
17–1F 23–31
6
RESERVED
Reserved - do not write; reads undefined
20–27 32–39
8
POHDATA
Power-on hour meter scratchpad
28–7D 40–125
85
RESERVED
Reserved–do not write; reads undefined
7E–FD 126–253 128
SCRATCH
OEM scratchpad area
FE
254
1
MFG_ID
Manufacturer identification (Micrel = 42)
FF
255
1
DEV_ID
Device and die revision
Table 4. OEM Configuration Registers, Serial Address = A6_h
October 2004
13
M9999-101204