9DBV0431 Datasheet, PDF (13/17 Pages) Integrated Circuit Systems – LP-HCSL outputs save 8 resistors; minimal board space and BOM cost

9DBV0431 DATASHEET
SMBus Table: Revision and Vendor ID Register
Byte 5
Name
Control Function
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
RID3
RID2
RID1
RID0
VID3
VID2
VID1
VID0
Revision ID
VENDOR ID
Type
R
R
R
R
R
R
R
R
0
1
A rev = 0000
0001 = IDT
Default
0
0
0
0
0
0
0
1
SMBus Table: Device Type/Device ID
Byte 6
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Name
Device Type1
Device Type0
Device ID5
Device ID4
Device ID3
Device ID2
Device ID1
Device ID0
Control Function
Device Type
Device ID
Type
R
R
R
R
R
R
R
R
0
1
00 = FGV, 01 = DBV,
10 = DMV, 11= Reserved
000100 binary or 04 hex
Default
0
1
0
0
0
1
0
0
SMBus Table: Byte Count Register
Byte 7
Name
Bit 7
Bit 6
Bit 5
Bit 4
BC4
Bit 3
BC3
Bit 2
BC2
Bit 1
BC1
Bit 0
BC0
Control Function
Reserved
Reserved
Reserved
Byte Count Programming
Type
0
1
RW
RW Writing to this register will configure how
RW many bytes will be read back, default is
RW
= 8 bytes.
RW
Default
0
0
0
0
1
0
0
0
REVISION C 11/26/14
13
4 O/P 1.8V PCIE GEN1-2-3 ZDB/FOB