參數(shù)資料
型號: IDT49C465PQF8
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 算術(shù)邏輯單元
英文描述: 49C SERIES, 32-BIT ERROR DETECT AND CORRECT CKT, PQFP144
封裝: PLASTIC, QFP-144
文件頁數(shù): 9/39頁
文件大?。?/td> 299K
代理商: IDT49C465PQF8
17
IDT49C465/A
32-BIT FLOW-THRU ERROR DETECTION AND CORRECTION UNIT
COMMERCIAL TEMPERATURE RANGE
DETAILED DESCRIPTION — 32-BIT CONFIGURATION
32-BIT MODIFIED HAMMING CODE - CHECKBIT ENCODING CHART (1)
Generated
Participating Data Bits
Checkbits
Parity
0
1
2
3
45678
9
10
11
12
13
14
15
CB0
Even (XOR)
X
CB1
Even (XOR)
X
XXX
XX
CB2
Odd (XNOR)
X
CB3
Odd (XNOR)
XX
XXX
CB4
Even (XOR)
X
XXXXX
X
CB5
Even (XOR)
X
XXXXX
X
CB6
Even (XOR)
XXX
XXXXX
Generated
Participating Data Bits
Checkbits
Parity
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
CB0
Even (XOR)
X
CB1
Even (XOR)
X
XXX
XX
CB2
Odd (XNOR)
X
CB3
Odd (XNOR)
XX
XXX
CB4
Even (XOR)
X
XXXXX
X
CB5
Even (XOR)
X
XXXXX
X
CB6
Even (XOR)
X
XXXXX
X
NOTE:
1. The table indicates the data bits participating in the checkbit generation. For example, checkbit C0 is the Exclusive-OR function of the 16 data input
bits marked with an X.
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