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參數(shù)資料
| 型號(hào)： | K4H640438A-TLA2 |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | Euronord Enclosure; NEMA Type:1, 4, 4X, 12, 13; Enclosure Material:Polycarbonate; External Height:4.7"; External Width:3.1"; External Depth:2.2"; Enclosure Color:Gray |
| 中文描述： | 128MB DDR SDRAM的 |
| 文件頁(yè)數(shù)： | 34/53頁(yè) |
| 文件大?。?/td> | 669K |
| 代理商： | K4H640438A-TLA2 |
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- 34 -
REV. 1.0 November. 2. 2000
128Mb DDR SDRAM
5. Functional Truth Table
Current State
CS
RAS CAS
WE
Address
Command
Action
PRECHARGE
STANDBY
L
H
H
L
X
Burst Stop
ILLEGAL*2
L
H
L
X
BA, CA, A
10
READ/WRITE
ILLEGAL*2
L
L
H
H
BA, RA
Active
Bank Active, Latch RA
L
L
H
L
BA, A
10
PRE/PREA
ILLEGAL*4
L
L
L
H
X
Refresh
AUTO-Refresh*5
L
L
L
L
Op-Code, Mode-Add
MRS
Mode Register Set*5
ACTIVE
STANDBY
L
H
H
L
X
Burst Stop
NOP
L
H
L
H
BA, CA, A
10
READ/READA
Begin Read, Latch CA,
Determine Auto-Precharge
Begin Write, Latch CA,
Determine Auto-Precharge
Bank Active/ILLEGAL*2
L
H
L
L
BA, CA, A
10
WRITE/WRITEA
L
L
H
H
BA, RA
Active
L
L
H
L
BA, A
10
PRE/PREA
Precharge/Precharge All
L
L
L
H
X
Refresh
ILLEGAL
L
L
L
L
Op-Code, Mode-Add
MRS
ILLEGAL
READ
L
H
H
L
X
Burst Stop
Terminate Burst
L
H
L
H
BA, CA, A
10
READ/READA
Terminate Burst, Latch CA,
Begin New Read, Determine
Auto-Precharge*3
L
H
L
L
BA, CA, A
10
WRITE/WRITEA ILLEGAL
L
L
H
H
BA, RA
Active
Bank Active/ILLEGAL*2
L
L
H
L
BA, A
10
PRE/PREA
Terminate Burst, Precharge
L
L
L
H
X
Refresh
ILLEGAL
L
L
L
L
Op-Code, Mode-Add
MRS
ILLEGAL
Table 9-1. Functional truth table
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| K4H640438A-TLB0 | Euronord Enclosure; NEMA Type:1, 4, 4X, 12, 13; Enclosure Material:Polycarbonate; External Height:4.7"; External Width:3.1"; External Depth:3.3"; Enclosure Color:Gray |
| K4H640438B-TCA0 | Euronord Enclosure; NEMA Type:1, 4, 4X, 12, 13; Enclosure Material:Polycarbonate; External Height:6.2"; External Width:3.1"; External Depth:2.1"; Enclosure Color:Gray; Cover Color:Gray RoHS Compliant: Yes |
| K4H640438B-TCA2 | Euronord Enclosure; NEMA Type:1, 4, 4X, 12, 13; Enclosure Material:Polycarbonate; External Height:6.2"; External Width:3.1"; External Depth:3.3"; Enclosure Color:Gray |
| K4H640438B-TCB0 | MNX Series Enclosure; NEMA Type:1, 4, 4X, 6; Enclosure Material:Polycarbonate; External Height:1.4"; External Width:3.1"; External Depth:5.1"; Enclosure Color:Light Gray |
| K4H640438B-TLA0 | MNX Series Enclosure; NEMA Type:1, 4, 4X, 6; Enclosure Material:Polycarbonate; External Height:1.4"; External Width:3.1"; External Depth:5.1"; Enclosure Color:Light Gray |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| K4H640438A-TLB0 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:128Mb DDR SDRAM |
| K4H640438B-TCA0 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:128Mb DDR SDRAM |
| K4H640438B-TCA2 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:128Mb DDR SDRAM |
| K4H640438B-TCB0 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:128Mb DDR SDRAM |
| K4H640438B-TLA0 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:128Mb DDR SDRAM |
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