isl6296a Intersil Corporation, isl6296a Datasheet - Page 9

• Manufacturer Part Number: isl6296a
• Description: Flexihash? For Battery Authentication
• Manufacturer: Intersil Corporation

AN
BN
CN
AN
BN
DN
AN
CN
DN
XI
BN
CN
DN
XI
XI
XI
MD[7:6]
MC[7:6]
MB[7:6]
MA[7:6]
9
LEGEND:
XI
AN,BN,CN,DN
XA,XB,XC,XD
MA,MB,MC,MD
NA,NB,NC,ND
SNR{ }
Y[7:0]
FIGURE 7. BLOCK DIAGRAM OF THE FLEXIHASH ENGINE
Y[7:0] = XA[7:0] ⊕ S2R{XB[7:0]} ⊕ S4R{XC[7:0]} ⊕ S6R{XD[7:0]}
POLYNOM = 1 + X
POLYNOM = 1 + X
POLYNOM = 1 + X
POLYNOM = 1 + X
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
8-BIT CRC CALCULATOR
8-BIT CRC CALCULATOR
8-BIT CRC CALCULATOR
8-BIT CRC CALCULATOR
ISL6296A
8
8
8
8
8
8
MD[2:0]
8
MC[2:0]
8
MB[2:0]
MA[2:0]
- X
- X
- X
- X
MD[5:3]
MC[5:3]
MB[5:3]
MA[5:3]
+ X
+ X
+ X
+ X
8
8
8
8
NA[7:0]
AN
XA[7:0]
NB[7:0]
BN
XB[7:0]
NC[7:0]
CN
XC[7:0]
ND[7:0]
DAN
XD[7:0]
October 31, 2007
FN6567.0