ISL6296 Intersil Corporation, ISL6296 Datasheet - Page 9

• Manufacturer Part Number: ISL6296
• Description: FlexiHash
• Manufacturer: Intersil Corporation

Cn
Cn
Cn
An
An
An
Bn
Bn
Bn
Dn
Dn
Dn
Xi
Xi
Xi
Bn
Bn
Bn
An
An
An
An
An
An
Xi
Xi
Xi
Cn
Cn
Cn
Dn
Dn
Dn
Xi
Xi
Xi
Cn
Cn
Cn
Dn
Dn
Dn
Bn
Bn
Bn
Xi
Xi
Xi
Legend:
Xi
An,Bn,Cn,Dn
XA,XB,XC,XD
MA,MB,MC,MD
NA,NB,NC,ND
SnR{ }
Y[7:0]
MD[7:6]
MD[7:6]
MD[7:6]
MC[7:6]
MC[7:6]
MC[7:6]
MB[7:6]
MB[7:6]
MB[7:6]
MA[7:6]
MA[7:6]
MA[7:6]
Y[7:0] = XA[7:0] ⊕ S2R{XB[7:0]} ⊕ S4R{XC[7:0]} ⊕ S6R{XD[7:0]}
9
FIGURE 7. BLOCK DIAGRAM OF THE FLEXIHASH ENGINE
32-bit Challenge Code Word serial bit-stream
CRC calculator serial outputs
CRC calculator 8-bit parallel outputs
CRC polynomial and input selection codes
CRC register initialization seeds
n-bit cyclical right shift function
8-bit Authentication Code output
Polynom = 1 + X
Polynom = 1 + X
Polynom = 1 + X
Polynom = 1 + X
Polynom = 1 + X
Polynom = 1 + X
Polynom = 1 + X
Polynom = 1 + X
Polynom = 1 + X
Polynom = 1 + X
Polynom = 1 + X
Polynom = 1 + X
8-bit CRC Calculator
8-bit CRC Calculator
8-bit CRC Calculator
8-bit CRC Calculator
8-bit CRC Calculator
8-bit CRC Calculator
8-bit CRC Calculator
8-bit CRC Calculator
8-bit CRC Calculator
8-bit CRC Calculator
8-bit CRC Calculator
8-bit CRC Calculator
ISL6296
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
MD[2:0]
MD[2:0]
MD[2:0]
MC[2:0]
MC[2:0]
MC[2:0]
MB[2:0]
MB[2:0]
MB[2:0]
MA[2:0]
MA[2:0]
MA[2:0]
- X
- X
- X
- X
- X
- X
- X
- X
- X
- X
- X
- X
MD[5:3]
MD[5:3]
MD[5:3]
MC[5:3]
MC[5:3]
MC[5:3]
MB[5:3]
MB[5:3]
MB[5:3]
MA[5:3]
MA[5:3]
MA[5:3]
+ X
+ X
+ X
+ X
+ X
+ X
+ X
+ X
+ X
+ X
+ X
+ X
8
8
8
8
8
8
8
8
8
8
8
8
XD[7:0]
XD[7:0]
XD[7:0]
ND[7:0]
ND[7:0]
ND[7:0]
Dn
Dn
Dn
NC[7:0]
NC[7:0]
NC[7:0]
XC[7:0]
XC[7:0]
XC[7:0]
Cn
Cn
Cn
NB[7:0]
NB[7:0]
NB[7:0]
XB[7:0]
XB[7:0]
XB[7:0]
Bn
Bn
Bn
XA[7:0]
XA[7:0]
XA[7:0]
NA[7:0]
NA[7:0]
NA[7:0]
An
An
An
January 17, 2007
FN9201.1