參數(shù)資料
型號(hào): HYB39S256400DT
廠商: INFINEON TECHNOLOGIES AG
英文描述: 256 MBit Synchronous DRAM
中文描述: 256兆位同步DRAM
文件頁(yè)數(shù): 18/22頁(yè)
文件大?。?/td> 564K
代理商: HYB39S256400DT
INFINEON Technologies
18
2002-04-23
HYB39S256400/800/160DT(L)/DC(L)
256MBit Synchronous DRAM
AC Characteristics
1)2)
T
A
= 0 to 70
o
C; V
SS
= 0 V; V
DD
, V
DDQ
= 3.3 V
±
0.3 V, tT = 1 ns
Parameter
Symbol
Limit Values
Unit
-6
PC166-
333
-7
PC133-
222
-7.5
PC133-
333
-8
PC100-
222
min.
max.
min.
max.
min.
max.
min.
max.
Clock and Clock Enable
Clock Cycle Time
CAS Latency = 3
CAS Latency = 2
t
CK
6
7.5
7
7.5
7.5
10
8
10
ns
ns
Clock Frequency
CAS Latency = 3
CAS Latency = 2
t
CK
166
133
143
133
133
100
125
100
MHz
MHz
Access Time from Clock
CAS Latency = 3
CAS Latency = 2
t
AC
5
5.4
5.4
5.4
5.4
6
6
6
ns
ns
2,
3,
6
Clock High Pulse Width
t
CH
t
CL
t
T
2
2.5
2.5
3
ns
Clock Low Pulse Width
2
2.5
2.5
3
ns
Transition time
0.3
1.2
0.3
1.2
0.3
1.2
0.5
10
ns
Setup and Hold Times
Input Setup Time
t
IS
t
IH
t
CKS
t
CKH
t
RSC
1.5
1.5
1.5
2
ns
4
Input Hold Time
0.8
0.8
0.8
1
ns
4
CKE Setup Time
1.5
1.5
1.5
2
ns
4
CKE Hold Time
0.8
0.8
0.8
1
ns
4
Mode Register Set-up to Active
delay
2
2
2
2
CLK
Power Down Mode Entry Time
t
SB
0
6
0
7
0
7.5
0
8
ns
Common Parameters
Row to Column Delay Time
t
RCD
t
RP
t
RAS
t
RC
15
15
20
20
ns
5
Row Precharge Time
15
15
20
20
ns
5
Row Active Time
36
100k
37
100k
45
100k
48
100k
ns
5
Row Cycle Time
60
60
67
70
ns
5
相關(guān)PDF資料
PDF描述
HYB39S256400DT-6 256 MBit Synchronous DRAM
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參數(shù)描述
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