参数资料
型号: IDT49C465PQF8
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 算术逻辑单元
英文描述: 49C SERIES, 32-BIT ERROR DETECT AND CORRECT CKT, PQFP144
封装: PLASTIC, QFP-144
文件页数: 15/39页
文件大小: 299K
代理商: IDT49C465PQF8
22
COMMERCIAL TEMPERATURE RANGE
IDT49C465/A
32-BIT FLOW-THRU ERROR DETECTION AND CORRECTION UNIT
AC PARAMETERS — 49C465A
PROPAGATION DELAY TIMES FROM LATCH ENABLES
Parameter Description
Refer to
Parameter
From
To
Timing Diagram
Number
Name
Input
(edge)
Output
(edge)
Max.
Unit
Figure
22
tMLC
CBO
*
16
ns
13
23
tMLE
ERR
*
13
ns
8, 10, 11
24
tMLME
MLE =
HIGH
MERR
*16
ns
8
25
tMLP
Px
*
18
ns
8, 11
26
tMLS
SDOUT
*
18
ns
8, 10, 11
27
tMLSY
SYO
*
15
ns
8, 10
28
tPLS
PLE =
LOW
SDOUT
*10
ns
8, 11
29
tPLP
PLE =
LOW
Px
*
13
ns
8, 11
30
tSLC
SLE =
HIGH
CBO
*
16
ns
7, 9
31
tSLM
SLE =
HIGH
MDOUT
*12
ns
7, 9
NOTE:
* = Both HIGH and LOW edges are implied.
ENABLE AND DISABLE TIMES
Parameter Description
Refer to
Parameter
From
To
Timing Diagram
Number
Name
Input
(edge)
Output
(edge)
Min.
Max.
Unit
Figure
32
tBESZx
BEN =
HIGH
SDOUT
*
2
13
ns
8, 10, 11
33
tBESxZ
LOW
Hi-Z
2
11
ns
34
tBEPZx
BEN =
HIGH
POUT
*
2
13
ns
8, 11
35
tBEPxZ
LOW
Hi-Z
2
11
ns
36
tCECZx
CBOE =
LOW
CBO
*
2
13
ns
7, 9
37
tCECxZ
HIGH
Hi-Z
2
11
ns
38
tMEMZx
MOE =
LOW
MDOUT
*
2
13
ns
7, 9
39
tMEMxZ
HIGH
Hi-Z
2
11
ns
8, 10
40
tSESZx
SOE =
LOW
SDOUT
*
2
13
ns
8, 10
41
tSESxZ
HIGH
Hi-Z
2
11
ns
7, 9
NOTE:
* = Delay to both edges.
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