參數(shù)資料
型號: KM416C4000C
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: RESISTOR
中文描述: 4米× 16位的CMOS動態(tài)隨機存儲器的快速頁面模式
文件頁數(shù): 5/35頁
文件大?。?/td> 901K
代理商: KM416C4000C
KM416C4000C,
KM416C4100C
CMOS DRAM
CAPACITANCE
(T
A
=25
°
C, V
CC
=5.0V, f=1MHz)
Parameter
Symbol
Min
Max
Units
Input capacitance [A0 ~ A12]
C
IN1
-
5
pF
Input capacitance [RAS, UCAS, LCAS, W, OE]
C
IN2
-
7
pF
Output capacitance [DQ0 - DQ15]
C
DQ
-
7
pF
Test condition : V
CC
=5.0V
±
10%, Vih/Vil=2.6/0.7V, Voh/Vol=2.4/0.6V
Parameter
Symbol
-5
-6
Units
Note
Min
Max
Min
Max
Random read or write cycle time
t
RC
t
RWC
t
RAC
t
CAC
t
AA
t
CLZ
t
OFF
t
T
t
RP
t
RAS
t
RSH
t
CSH
t
CAS
t
RCD
t
RAD
t
CRP
t
ASR
t
RAH
t
ASC
t
CAH
t
RAL
t
RCS
t
RCH
t
RRH
t
WCH
t
WP
t
RWL
t
CWL
t
DS
t
DH
90
110
ns
Read-modify-write cycle time
133
153
ns
Access time from RAS
50
60
ns
3,4,10
Access time from CAS
13
15
ns
3,4,5
Access time from column address
25
30
ns
3,10
CAS to output in Low-Z
0
0
ns
3
Output buffer turn-off delay
0
13
0
13
ns
6
Transition time (rise and fall)
1
50
1
50
ns
2
RAS precharge time
30
40
ns
RAS pulse width
50
10K
60
10K
ns
RAS hold time
13
15
ns
CAS hold time
50
60
ns
CAS pulse width
13
10K
15
10K
ns
RAS to CAS delay time
20
37
20
45
ns
4
RAS to column address delay time
15
25
15
30
ns
10
CAS to RAS precharge time
5
5
ns
Row address set-up time
0
0
ns
Row address hold time
10
10
ns
Column address set-up time
0
0
ns
13
Column address hold time
10
10
ns
13
Column address to RAS lead time
25
30
ns
Read command set-up time
0
0
ns
Read command hold time referenced to CAS
0
0
ns
8
Read command hold time referenced to RAS
0
0
ns
8
Write command hold time
10
10
ns
Write command pulse width
10
10
ns
Write command to RAS lead time
15
15
ns
Write command to CAS lead time
13
15
ns
16
Data set-up time
0
0
ns
9,19
Data hold time
10
10
ns
9,19
AC CHARACTERISTICS
(0
°
C
T
A
70
°
C, See note 1,2)
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