5962F9672101VXC Ver la hoja de datos (PDF) - Intersil

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componentes Descripción

Fabricante

5962F9672101VXC

Radiation Hardened EDAC (Error Detection and Correction)

Intersil 

ACTS630MS

Function Tables

Control Functions

MEMORY

CYCLE

WRITE

READ

READ

READ

CONTROL

S1

S0

Low

Low

Low High

High

High

High

Low

EDAC FUNCTION

DATA I/O

Generates Checkword Input Data

Read Data and Check- Input Data

word

Latch and Flag Error

Latch Data

Correct Data Word and Output Corrected

Generate Syndrome Bits Data

CHECKWORD

Output Checkword

Input Checkword

Latch Checkword

Output Syndrome

Bits

ERROR FLAGS

SEF

DEF

Low

Low

Low

Low

Enabled

Enabled

Enabled

Enabled

Check Word Generation

16-BIT DATA WORD

CHECKWORD BIT

0

1

2

3

4

5

6

7

8

9 10 11 12 13 14 15

CB0

XX

XX

XXX

X

CB1

X

XX

XX

X

X

X

CB2

XX

XX

X

X

X

X

CB3

XXX

XX

XXX

CB4

XXXXX

XXX

CB5

XXXXXXXX

NOTE: The six check bits are parity bits derived from the matrix of data bits as indicated by “x” for each bit

Error Syndrome Codes

ERROR LOCATIONS

SYNDROME

DB

ERROR

CB

NO

CODE

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 1 2 3 4 5 ERROR

CB0

L LHL LHHHL L LHHLHHLHHHHH

H

CB1

LHL LHL LHLHHLHHLHHLHHHH

H

CB2

HL LHL LHLHLHHLHHLHHLHHH

H

CB3

L L LHHHL LHHL L LHHHHHHLHH

H

CB4

HHHL L L L LHHHHHL L LHHHHLH

H

CB5

HHHHHHHHL L L L L L L LHHHHHL

H

Error Functions

TOTAL NUMBER OF ERRORS

16-BIT DATA

6-BIT CHECKWORD

0

0

1

0

0

1

1

1

2

0

0

2

SEF

Low

High

High

High

High

High

ERROR FLAGS

DEF

Low

Low

Low

High

High

High

DATA CORRECTION

Not Applicable

Correction

Correction

Interrupt

Interrupt

Interrupt

Spec Number 518786

2

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