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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： | 2/39页 |
| 文件大小： | 299K |
| 代理商： | IDT49C465PQF8 |
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10
COMMERCIAL TEMPERATURE RANGE
IDT49C465/A
32-BIT FLOW-THRU ERROR DETECTION AND CORRECTION UNIT
OPERATING MODE CHARTS
SLICE IDENTIFICATION
CODE ID 1
CODE 1D 0
Slice Definition
0
1
0
1
0
1
32-bit Flow-Thru EDC
64-bit GENERATE Only EDC
64-bit EDC- Lower 32 bits (0-31)
64-bit EDC- Upper 32 bits (32-63)
SLICE POSITION CONTROL
Checkbit Buses
Slice Position/
CODE
Functional Operation
PCBI
CBI
CBO
SYO
P
ID
SOE
SD Bus
MOE
MD Bus
Bus
PERR
1 0
Width =
32
8
4
1
0 0
Single 32-bit EDC unit
Generate(1)
Detect/Correct(2)
1
0
Sys. 0-31
Pipe. latch
0
1
Sys. Byte Mux
MD 0-31
—
CBs in
CBs out
—
Syn. out
P in
P out
active
—
0 1
“64-bit Generate Only”
1
Sys. 32-63
1
Sys. 0-31
—
CBs out
—
1 0
Lower word, 64-bit bus
Generate(1)
Detect/Correct(2)
1
0
Sys. 0-31
Pipe. latch
0
1
MD 0-31
—
U-SYOout
—
CBs in
PCBs out
—
Par.Synd
P in
P out
active
—
1 1
Upper word, 64-bit bus
Generate(1)
Detect/Correct(2)
1
0
Sys. 32-63
Pipe. latch
0
1
MD 32-63
—
L-CBOout
—
L-SYOout
F.CBs out
—
Par.Cbits
P in
P out
active
—
NOTES:
1. Checkbits generated from the data in the SD Latch.
2. Corrected data residing in the Pipe Latch.
FUNCTIONAL MODE CONTROL
Checkbit Buses
Functional Mode
of SD Bus
PCBI
CBI
CBO
SYO
P
MODE
SOE
SD Bus
MOE
MD Bus
Bus
PERR
2 1 0
Width =
32
8
4
1
x1 1
“Normal”
Generate
Correct
1
0
CPU Data
Pipe. latch
0
1
Pipe. Latch
RAM Data
—
CB in
CB out
—
P in
P out
active
—
x0 1
“Generate-Detect”
Generate
Correct
1
0
CPU Data
Pipe. latch
0
1
Pipe. Latch
RAM Data
—
CB in
CB out
—
P in
P out
active
—
000
“Error-Data-Output”
0
Err. D. latch
—
x0 1
“Diagnostic-Output”
0CBin latch
PCBlin bus
Syn. register
Err counter
Er. type reg.
—
PCBI in
CB in
—
100
“Checkbit-Injection”
Generate
Inject Checkbits
Correct
1
0
Sys. 32-63
Pipe. latch
0
1
Pipe. Latch
RAM Data
—
CB in
CB out
—
P in
—
P out
active
—
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相关代理商/技术参数 |
参数描述 |
|---|---|
| IDT49C465PQFB | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:32-BIT FLOW-THRU ERROR DETECTION AND CORRECTION UNIT |
| IDT49C466 | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:64-BIT FLOW-THRU ERROR DETECTION AND CORRECTION UNIT |
| IDT49C466A | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:64-BIT FLOW-THRU ERROR DETECTION AND CORRECTION UNIT |
| IDT49C466APQF | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:64-BIT FLOW-THRU ERROR DETECTION AND CORRECTION UNIT |
| IDT49C466GB | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Error Detection & Correction (EDAC) |
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