MIC3001 Datasheet, PDF (66/74 Pages) Micrel Semiconductor – SFP Management IC with Internal Calibration

MIC3001
Micrel
Manufacturer ID Register (MFG_ID)
Identifies Micrel as the manufacturer of the device. Always returns 2Ah
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
0
0
1
0
1
0
1
0
Default Value
0010 1010b = 2A_h
Serial Address
A6_h = 1010011_b
Byte Address
254 = FE_h
The value in this register, in combination with the DEV_ID register, serve to identify the MIC3001 and its revision
number to software. This register is read-only.
Bit(s)
D[7:0]
Function
Identifies Micrel as the manufacturer of the
device. Always returns 2A_h.
Operation
Read only. Always returns A_h
Device ID Register (DEV_ID)
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
MIC3001 DEVICE ID
always reads 0 at D[5-7] and 1 at D[4]
DIE REVISION
Default Value
0001 xxxx_b = 1x_h
Serial Address
A6_h = 1010011_b
Byte Address
255 = FF_h
The value in this register, in combination with the MFG_ID register, serve to identify the MIC3001 and its revision
number to software. This register is read-only.
M9999-082404
66
August 2004