參數(shù)資料
型號: KM432S2020B
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 1M x 32Bit x 2 Banks Synchronous DRAM(1M x 32位 x 2 組同步動態(tài)RAM)
中文描述: 100萬x 32Bit的× 2銀行同步DRAM(100萬× 32位× 2組同步動態(tài)RAM)的
文件頁數(shù): 8/9頁
文件大?。?/td> 68K
代理商: KM432S2020B
KM432S2020B
CMOS SDRAM
REV. 3 July 1998
Preliminary
FREQUENCY vs. AC PARAMETER RELATIONSHIP TABLE
KM432S2020BT-8
Frequency
CAS
Latency
t
RC
t
RAS
t
RP
t
RRD
t
RCD
t
CCD
t
CDL
t
RDL
68ns
48ns
20ns
16ns
20ns
8ns
8ns
8ns
125MHz (8.0ns)
3
9
6
3
2
3
1
1
1
100MHz (10.0ns)
3
7
5
2
2
2
1
1
1
83MHz (12.0ns)
2
6
4
2
2
2
1
1
1
75MHz (13.0ns)
2
6
4
2
2
2
1
1
1
66MHz (15.0ns)
2
5
4
2
2
2
1
1
1
(Unit : Number of clock)
KM432S2020BT-10
Frequency
CAS
Latency
t
RC
t
RAS
t
RP
t
RRD
t
RCD
t
CCD
t
CDL
t
RDL
80ns
50ns
26ns
20ns
26ns
10ns
10ns
13ns
100MHz (10.0ns)
3
8
5
3
2
3
1
1
2
83MHz (12.0ns)
3
7
5
3
2
3
1
1
2
75MHz (13.0ns)
2
7
4
2
2
2
1
1
1
66MHz (15.0ns)
2
6
4
2
2
2
1
1
1
60MHz (16.7ns)
2
5
3
2
2
2
1
1
1
(Unit : Number of clock)
KM432S2020BT-12
Frequency
CAS
Latency
t
RC
t
RAS
t
RP
t
RRD
t
RCD
t
CCD
t
CDL
t
RDL
90ns
60ns
30ns
24ns
30ns
12ns
12ns
15ns
83MHz (12.0ns)
3
8
5
3
2
3
1
1
2
75MHz (13.0ns)
3
7
5
3
2
3
1
1
2
66MHz (15.0ns)
2
6
4
2
2
2
1
1
1
60MHz (16.7ns)
2
6
4
2
2
2
1
1
1
50MHz (20.0ns)
2
5
3
2
2
2
1
1
1
(Unit : Number of clock)
KM432S2020BT-L
Frequency
CAS
Latency
t
RC
t
RAS
t
RP
t
RRD
t
RCD
t
CCD
t
CDL
t
RDL
70ns
50ns
20ns
20ns
20ns
10ns
10ns
10ns
100MHz (10.0ns)
3
7
5
2
2
2
1
1
1
83MHz (12.0ns)
3
6
5
2
2
2
1
1
1
75MHz (13.0ns)
2
6
4
2
2
2
1
1
1
66MHz (15.0ns)
2
5
4
2
2
2
1
1
1
60MHz (16.7ns)
2
5
3
2
2
2
1
1
1
(Unit : Number of clock)
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