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參數(shù)資料
| 型號： | K4F640411C-TC500 |
| 元件分類： | DRAM |
| 英文描述： | 16M X 4 FAST PAGE DRAM, 50 ns, PDSO32 |
| 封裝： | 0.400 INCH, PLASTIC, TSOP2-32 |
| 文件頁數(shù)： | 17/20頁 |
| 文件大?。?/td> | 367K |
| 代理商： | K4F640411C-TC500 |
CMOS DRAM
K4F660411C, K4F640411C
AC CHARACTERISTICS (Continued)
Parameter
Symbol
-50
-60
Units
Note
Min
Max
Min
Max
Refresh period (4K, Normal)
tREF
64
ms
Refresh period (8K, Normal)
tREF
64
ms
Write command set-up time
tWCS
0
ns
7
CAS to W delay time
tCWD
36
38
ns
7
RAS to W delay time
tRWD
73
83
ns
7
Column address to W delay time
tAWD
48
53
ns
7
CAS precharge W delay time
tCPWD
53
60
ns
CAS set-up time (CAS -before-RAS refresh)
tCSR
5
ns
CAS hold time (CAS -before-RAS refresh)
tCHR
10
ns
RAS to CAS precharge time
tRPC
5
ns
Access time from CAS precharge
tCPA
30
35
ns
3
Fast Page mode cycle time
tPC
35
40
ns
Fast Page mode read-modify-write cycle time
tPRWC
76
85
ns
CAS precharge time (Fast Page cycle)
tCP
10
ns
RAS pulse width (Fast Page cycle)
tRASP
50
200K
60
200K
ns
RAS hold time from CAS precharge
tRHCP
30
35
ns
OE access time
tOEA
13
15
ns
OE to data delay
tOED
13
ns
Output buffer turn off delay time from OE
tOEZ
0
13
0
13
ns
6
OE command hold time
tOEH
13
15
ns
Write command set-up time (Test mode in)
tWTS
10
ns
11
Write command hold time (Test mode in)
tWTH
15
ns
11
W to RAS precharge time (C-B-R refresh)
tWRP
10
ns
W to RAS hold time (C-B-R refresh)
tWRH
10
ns
RAS pulse width (C-B-R self refresh)
tRASS
100
us
13,14,15
RAS precharge time (C-B-R self refresh)
tRPS
90
110
ns
13,14,15
CAS hold time (C-B-R self refresh)
tCHS
-50
ns
13,14,15
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| K4F640411D-JC60 | 制造商:Samsung Semiconductor 功能描述: 制造商:Samsung Electro-Mechanics 功能描述:16M X 4 FAST PAGE DRAM, 60 ns, PDSO32 |
| K4F640412D | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:16M x 4bit CMOS Dynamic RAM with Fast Page Mode |
| K4F640811B | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:8M x 8bit CMOS Dynamic RAM with Fast Page Mode |
| K4F640812D | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:8M x 8bit CMOS Dynamic RAM with Fast Page Mode |
| K4F641612B | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:4M x 16bit CMOS Dynamic RAM with Fast Page Mode |
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