IDT49C460/A/B/C/D/E
32-BIT CMOS ERROR DETECTION AND CORRECTION UNIT
MILITARY AND COMMERCIAL TEMPERATURE RANGES
From
DATA
DATA
DATA
DATA
DATA
64–Bit
Propagation Delay
To
Component Delay for IDT49C460 AC Specifications
Check Bits Out
(DATA TO SC) + (CB TO SC, CODE ID 11)
Corrected DATAOUT
(DATA TO SC) + (CB TO SC, CODE ID 11) + (CB TO DATA, CODE ID 10)
Syndromes Out
ERROR for 64 Bits
MULT ERROR for 64 Bits
(DATA TO SC) + (CB TO SC, CODE ID 11)
(DATA TO SC) + (CB TO ERROR, CODE ID 11)
(DATA TO SC) + (CB TO MULT ERROR, CODE ID 11)
2584 tbl 12
Table 10. Key Calculations for the 64–Bit Configuration
11.6
12