EtronTech
EM68C08CWAG
Exit self refresh to non-read command
delay
Exit self refresh to a read command
Exit precharge power down to any
command
Exit active power down to read command
Exit active power down to read
command(slow exit, lower power)
30
tXSNR
tXSRD
tXP
tRFC+10
-
-
-
-
-
tRFC+10
tRFC+10
ns
tCK
tCK
tCK
tCK
tCK
ns
-
-
-
-
200
200
2
200
2
3
-
-
1
1, 2
tXARD
tXARDS
tAOND
tAON
2
10-AL
2
2
-
2
-
8-AL
2
-
7-AL
2
-
16
ODT turn-on delay
2
2
2
t
AC(max)
+2.575
t
t
AC(max)
+0.7
t
t
AC(max)
+0.7
6, 16, 38
ODT turn-on
t
t
AC(min)
t
t
AC(min)
t
t
AC(min)
3 tCK
AC(max)
+1
+
2 tCK
AC(max)
+1
+
2 tCK +
AC(min)
+2
AC(min)
+2
AC(min)
+2
tAONPD
ODT turn-on (Power-Down mode)
t
t
AC(max) ns
+1
17, 42
tAOFD
tAOF
ODT turn-off delay
ODT turn-off
2.5
2.5
2.5
2.5
2.5
2.5
tCK
AC(max)
+0.6
t
AC(max)
+0.6
t
AC(max)
+0.6
17, 41, 42
tAC(min)
tAC(min)
tAC(min)
ns
2.5 tCK
+
2.5 tCK
+
2.5 tCK +
tAC(min)
+2
tAC(min)
+2
tAC(min)
+2
tAOFPD
ODT turn-off (Power-Down mode)
t
AC(max)
t
AC(max)
t
AC(max) ns
+1
+1
+1
tANPD
tAXPD
tMRD
tMOD
tOIT
ODT to power down entry latency
ODT power down exit latency
4
11
2
-
3
8
2
0
0
-
3
8
2
0
0
-
-
tCK
tCK
tCK
ns
ns
-
-
Mode register set command cycle time
MRS command to ODT update delay
OCD drive mode output delay
-
-
-
30
30
0
12
12
12
12
12
12
0
Minimum time clocks remains ON after
CKE asynchronously drops LOW
tIS+ tCK
+tIH
tIS+ tCK
+tIH
tIS+ tCK
+tIH
15
tDelay
tRFC
-
-
-
ns
ns
43
43
Refresh to active/Refresh command time
127.5
-
-
127.5
-
-
127.5
-
-
@ 0 C to +85 C
°
°
7.8
7.8
7.8
Average periodic
refresh interval
tREFI
s
43,44
@ +85°C to 95°C
-
3.9
-
3.9
-
3.9
tRCD
tRP
RAS# to CAS# Delay time
Row precharge Delay time
Row cycle Delay time
13.125
13.125
58.125
45
-
12.5
12.5
57.5
45
-
15
15
60
45
-
ns
ns
ns
ns
-
-
-
-
-
-
tRC
tRAS
Row active Delay time
70K
70K
70K
Rev. 1.1
28
Apr. /2016
ETRON [ ETRON TECHNOLOGY, INC. ]
