參數(shù)資料
型號(hào): HY5PS12423F
英文描述: 128Mx4|1.8V|8K|D43/D44/D54/D55|DDR II SDRAM - 512M
中文描述: 128Mx4 | 1.8 | 8K的| D43/D44/D54/D55 |的DDR II內(nèi)存- 512M
文件頁(yè)數(shù): 61/66頁(yè)
文件大?。?/td> 862K
代理商: HY5PS12423F
Rev. 0.52/Nov. 02 61
HY5PS12423(L)F
HY5PS12823(L)F
HY5PS121623(L)F
Write DQS High Level Width
t
DQSH
0.35
-
0.35
-
0.35
-
CK
Write DQS Low Level Width
t
DQSL
0.35
-
0.35
-
0.35
-
CK
DQS falling edge to CK setup time
tDSS
0.2
-
0.2
-
0.2
-
CK
DQS falling edge hold time from CK
tDSH
0.2
-
0.2
-
0.2
-
CK
Write Command to First Rising edge of DQS-In
t
DQSS
WL-
0.25
WL+0.2
5
WL-
0.25
WL+0.2
5
WL-
0.25
WL+0.2
5
CK
Data-In Setup Time to DQS-In (DQ & DM)
t
DS
350
-
400
-
400
-
ps
6,7,
11~13
Data-in Hold Time to DQS-In (DQ & DM)
t
DH
350
-
400
-
400
-
ps
6,7,
11~13
DQ & DM Input Pulse Width
t
DIPW
0.35
-
0.35
-
0.35
-
CK
Read DQS Preamble Time
t
RPRE
0.9
1.1
0.9
1.1
0.9
1.1
CK
Read DQS Postamble Time
t
RPST
0.4
0.6
0.4
0.6
0.4
0.6
CK
Write DQS Preamble Setup Time
t
WPRES
0
-
0
-
0
-
CK
Write DQS Preamble
t
WPRE
0.25
-
0.25
-
0.25
-
CK
Write DQS Postamble Time
t
WPST
0.4
0.6
0.4
0.6
0.4
0.6
CK
Mode Register Set Delay
t
MRD
2
-
2
-
2
-
CK
Exit Self Refresh to Any Command
t
XSC
200
-
200
-
CK
8
Exit power down to any non-read command
tXPNR
2
-
2
-
2
-
CK
Exit active power down to read command
tXARD
2
-
2
-
2
-
CK
Exit precharge power down to read command
tXPRD
6-AL
6-AL
6-AL
CK
Average Periodic Refresh Interval
t
REFI
-
7.8
-
7.8
-
7.8
us
Parameter
Symbol
533 4/4/4
400 3/3/3
400 4/4/4
Unit
Note
Min
Max
Min
Max
Min
Max
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