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EDS6416AHTA-75TI-E 参数 Datasheet PDF下载

EDS6416AHTA-75TI-E图片预览
型号: EDS6416AHTA-75TI-E
PDF下载: 下载PDF文件 查看货源
内容描述: 64M位SDRAM WTR (宽温度范围) [64M bits SDRAM WTR (Wide Temperature Range)]
分类和应用: 动态存储器
文件页数/大小: 49 页 / 676 K
品牌: ELPIDA [ ELPIDA MEMORY ]
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EDS6416AHTA-TI  
Relationship Between Frequency and Minimum Latency  
Parameter  
-75  
Frequency (MHz)  
tCK (ns)  
133  
7.5  
100  
10  
Symbol  
Unit  
tCK  
Notes  
1
Active command to column command  
(same bank)  
Active command to active command  
(same bank)  
Active command to precharge command  
(same bank)  
Precharge command to active command  
(same bank)  
lRCD  
3
9
6
3
2
2
7
5
2
2
lRC  
tCK  
tCK  
tCK  
tCK  
1
1
1
1
lRAS  
lRP  
Write recovery or data-in to precharge command  
(same bank)  
lDPL  
Active command to active command  
lRRD  
lSREX  
lDAL  
2
1
5
2
1
4
tCK  
tCK  
tCK  
1
(different bank)  
Self refresh exit time  
Last data in to active command  
(Auto precharge, same bank)  
2
= [lDPL + lRP]  
= [lRC]  
3
Self refresh exit to command input  
lSEC  
9
7
tCK  
Precharge command to high impedance  
(CL = 2)  
(CL = 3)  
Last data out to active command  
(Auto precharge, same bank)  
lHZP  
lHZP  
lAPR  
2
3
1
tCK  
tCK  
tCK  
3
1
Last data out to precharge (early precharge)  
(CL = 2)  
lEP  
–1  
tCK  
(CL = 3)  
lEP  
–2  
1
–2  
1
tCK  
tCK  
tCK  
tCK  
tCK  
tCK  
tCK  
tCK  
tCK  
Column command to column command  
Write command to data in latency  
DQM to data in  
lCCD  
lWCD  
lDID  
0
0
0
0
DQM to data out  
lDOD  
lCLE  
lMRD  
lCDD  
lPEC  
2
2
CKE to CLK disable  
1
1
Register set to active command  
/CS to command disable  
Power down exit to command input  
2
2
0
0
1
1
Notes: 1. lRCD to lRRD are recommended value.  
2. Be valid [DESL] or [NOP] at next command of self refresh exit.  
3. Except [DESL] and [NOP]  
Preliminary Data Sheet E0636E10 (Ver.1.0)  
9