HY5PS2G431MP Datasheet, PDF (22/35 Pages) Hynix Semiconductor – 2Gb DDR2 SDRAM(DDP)

Parameter
Symbol
Exit active power down to read command
(Slow exit, Lower power)
Exit self refresh to a read command
Exit precharge power down to any non-read command
Exit active power down to read command
CKE minimum pulse width
(high and low pulse width)
ODT turn-on delay
ODT turn-on
tXARDS
tXSRD
tXP
tXARD
t_CKE
t_AOND
t_AON
ODT turn-on(Power-Down mode)
t_AONPD
ODT turn-off delay
ODT turn-off
t_AOFD
t_AOF
ODT turn-off (Power-Down mode)
t_AOFPD
ODT to power down entry latency
tANPD
ODT power down exit latency
tAXPD
OCD drive mode output delay
tOIT
Minimum time clocks remains ON after CKE asynchronously drops
LOW
tDelay
1HY5PS2G431M[P]
1HY5PS2G831M[P]
DDR2-667
min
max
7 - AL
200
-
2
-
2
3
2
tAC(min)
tAC(min)+2
2.5
tAC(min)
tAC(min)
+2
3
8
0
tIS+tCK+tIH
2
tAC(max)
+0.7
2tCK+
tAC(max)+1
2.5
tAC(max)+ 0.6
2.5tCK+
tAC(max)+1
12
-Continue-
Unit
Note
tCK
1, 2
tCK
tCK
tCK
1
tCK
tCK
ns
6,16
ns
tCK
ns
17
ns
tCK
tCK
ns
ns
15
Rev. 0.5 / Dec 2006
22