h5ps2g43afr Hynix Semiconductor, h5ps2g43afr Datasheet - Page 22

• Manufacturer Part Number: h5ps2g43afr
• Description: Ddr2 Sdram
• Manufacturer: Hynix Semiconductor

Timing Parameters by Speed Grade
DQ output access time from CK/CK
DQS output access time from CK/CK
CK HIGH pulse width
CK LOW pulse width
CK half period
Clock cycle time, CL=x
DQ and DM input setup time
DQ and DM input hold time
Control & Address input pulse width for each
input
DQ and DM input pulse width for each input
Data-out high-impedance time from CK/CK
DQS low-impedance time from CK/CK
DQ low-impedance time from CK/CK
DQS-DQ skew for DQS and associated DQ
signals
DQ hold skew factor
DQ/DQS output hold time from DQS
First DQS latching transition to associated
clock edge
DQS input HIGH pulse width
DQS input LOW pulse width
DQS falling edge to CK setup time
DQS falling edge hold time from CK
Mode register set command cycle time
Write preamble
Write recovery time
Auto precharge write recovery + precharge
time
Four Active Window for 1KB page size
products
Rev. 0.1 / November 2008
Parameter
tAC
tDQSCK
tCH(avg)
tCL(avg)
tHP
tCK(avg)
tDS(base)
tDH(base
)
tIPW
tDIPW
tHZ
tLZ(DQS)
tLZ(DQ)
tDQSQ
tQHS
tQH
tDQSS
tDQSH
tDQSL
tDSS
tDSH
tMRD
tWPRE
tWR
tDAL
tFAW
Symbol
tHP - tQHS
min(tCL(ab
WR+tnRP
tCH(abs))
2*tAC min
tAC min
- 0.25
3000
min
-450
-400
0.48
0.48
0.35
0.35
0.35
37.5
100
175
0.35
0.6
0.2
0.2
s),
15
2
-
-
-
DDR2-667
tAC max
tAC max
tAC max
+ 0.25
max
+450
+400
0.52
0.52
8000
240
340
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
tHP - tQHS
min(tCL(ab
WR+tnRP
tCH(abs))
2*tAC min
tAC min
- 0.25
2500
min
-400
-350
0.48
0.48
0.35
0.35
125
0.35
0.35
0.6
0.2
0.2
s),
50
35
15
2
-
-
-
DDR2-800
tAC max
tAC max
tAC max
+ 0.25
max
+400
+350
8000
0.52
0.52
200
300
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
H5PS2G43AFR
H5PS2G83AFR
tCK(av
tCK(av
tCK(av
tCK(av
tCK(av
tCK(av
tCK(av
tCK(av
tCK(av
tCK(av
tCK(av
Unit
nCK
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ns
ns
g)
g)
g)
g)
g)
g)
g)
g)
g)
g)
g)
6,7,8,20,28,
6,7,8,21,28,
35,36
35,36
35,36
18,40
18,40
18,40
Note
40
40
37
31
31
13
38
39
30
30
30
32
33
32
22