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參數(shù)資料
| 型號： | IC41LV16257S-50K |
| 英文描述： | 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
| 中文描述： | 256K × 16（4兆位）充滿活力和快速頁面模式內(nèi)存 |
| 文件頁數(shù)： | 9/20頁 |
| 文件大小： | 760K |
| 代理商： | IC41LV16257S-50K |
IC41C16257/IC41C16257S
IC41LV16257/IC41LV16257S
Integrated Circuit Solution Inc.
DR021-0A 08/11/2001
9
AC CHARACTERISTICS
(1,2,3,4,5,6)
(Recommended Operating Conditions unless otherwise noted.)
-35
-50
-60
Symbol Parameter
Min. Max.
Min. Max.
Min. Max.
Units
t
ACH
Column-Address Setup Time to
CAS
Precharge during WRITE Cycle
OE
Hold Time from
WE
during
READ-MODIFY-WRITE cycle
(18)
Data-In Setup Time
(15, 22)
Data-In Hold Time
(15, 22)
READ-MODIFY-WRITE Cycle Time
RAS
to
WE
Delay Time during
READ-MODIFY-WRITE Cycle
(14)
CAS
to
WE
Delay Time
(14, 20)
Column-Address to
WE
Delay Time
(14)
Fast Page Mode READ or WRITE
Cycle Time
(24)
Fast Page Mode
RAS
Pulse Width
Access Time from
CAS
Precharge
(15)
Fast Page Mode READ-WRITE Cycle Time
(24)
40
Output Buffer Turn-Off Delay from
CAS
or
RAS
(13,15,19, 29)
Last
CAS
going LOW to First
CAS
returning HIGH
(23)
CAS
Setup Time (CBR REFRESH)
(30, 20)
CAS
Hold Time (CBR REFRESH)
(30, 21)
OE
Setup Time prior to
RAS
during
HIDDEN REFRESH Cycle
Refresh Period (512 Cycles)
Transition Time (Rise or Fall)
(2, 3)
15
—
15
—
15
—
ns
t
OEH
8
—
10
—
15
—
ns
t
DS
t
DH
t
RWC
t
RWD
0
6
—
—
—
—
0
8
—
—
—
—
0
—
—
—
—
ns
ns
ns
ns
10
140
80
80
45
125
70
t
CWD
t
AWD
t
PC
25
30
12
—
—
—
34
42
20
—
—
—
36
49
25
—
—
—
ns
ns
ns
t
RASP
t
CPA
t
PRWC
t
OFF
35
—
100K
21
—
15
50
—
47
3
100K
27
—
15
60
—
56
3
100K
34
—
15
ns
ns
ns
ns
3
t
CLCH
10
—
10
—
10
—
ns
t
CSR
t
CHR
t
ORD
8
8
0
—
—
—
10
10
0
—
—
—
10
10
0
—
—
—
ns
ns
ns
t
REF
t
T
—
1
8
—
1
8
—
1
8
ms
ns
50
50
50
AC TEST CONDITIONS
Output load:
Two TTL Loads and 50 pF (Vcc = 5.0V ±10%)
One TTL Load and 50 pF (Vcc = 3.3V ±10%)
Input timing reference levels: V
IH
= 2.4V, V
IL
= 0.8V (Vcc = 5.0V ±10%);
V
IH
= 2.0V, V
IL
= 0.8V (Vcc = 3.3V ±10%)
Output timing reference levels: V
OH
= 2.0V, V
OL
= 0.8V (Vcc = 5V ±10%, 3.3V ±10%)
相關(guān)PDF資料 |
PDF描述 |
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| IC41C16257S-50KI | 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
| IC41LV16257S-50KI | 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
| IC41C16257S-50T | 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
| IC41LV16257S-50T | 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
| IC41C16257S-50TI | 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| IC41LV16257S-50KI | 制造商:ICSI 制造商全稱:Integrated Circuit Solution Inc 功能描述:256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
| IC41LV16257S-50T | 制造商:ICSI 制造商全稱:Integrated Circuit Solution Inc 功能描述:256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
| IC41LV16257S-50TI | 制造商:ICSI 制造商全稱:Integrated Circuit Solution Inc 功能描述:256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
| IC41LV16257S-60KI | 制造商:ICSI 制造商全稱:Integrated Circuit Solution Inc 功能描述:256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
| IC41LV16257S-60T | 制造商:ICSI 制造商全稱:Integrated Circuit Solution Inc 功能描述:256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE |
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