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IDT74SSTUBF32868A

28-BIT CONFIGURABLE REGISTERED BUFFER FOR DDR2

Integrated Device Technology 

IDT74SSTUBF32868A

28-BIT CONFIGURABLE REGISTERED BUFFER FOR DDR2

COMMERCIAL TEMPERATURE GRADE

Parity Logic Diagram

M2

RESET

CLK L1

CLK M1

D1-D5, D7,

D9-D12,

D17-D28

22

VREF A5, AB5

PAR_IN L3

DCS0

K1

CSGEN L2

DCS1

J1

D1-D5, D7,

D9-D12,

D17-D28

22

D

CK Q

R

CE

D

CK Q

R

CE

D1-D5, D7,

D9-D12,

D17-D28

22

22

D1-D5, D7,

D9-D12,

D17-D28

Parity Generator

and

Error Check

D

CK Q

R

Q1A-Q5A, Q7A,

22

Q9A-Q12A,

Q17A-Q28A

22 Q1B-Q5B, Q7B,

Q9B-Q12B,

Q17B-Q28B

M3 QERR

K2 QCS0A

L7 QCS0B

D

CK Q

R

J2 QCS1A

L8 QCS1B

28-BIT CONFIGURABLE REGISTERED BUFFER FOR DDR2

3

IDT74SSTUBF32868A

7068/9

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