Hynix HMT351U6BFR8C-H9N0 User Manual

Page of 59
APCPCWM_4828539:WP_0000005WP_0000005
A
P
C
P
C
W
M
_4828539:
W
P
_0000005W
P
_000000
5
Rev. 1.0 / Oct. 2010
34 
DDR3-1066 Speed Bins
Speed Bin
DDR3-1066F
Unit
Note
CL - nRCD - nRP
7-7-7
Parameter
Symbol
min
max
Internal read command to 
first data
t
AA
13.125
20
ns
ACT to internal read or 
write delay time
t
RCD
13.125
ns
PRE command period
t
RP
13.125
ns
ACT to ACT or REF 
command period
t
RC
50.625
ns
ACT to PRE command 
period
t
RAS
37.5
9 * tREFI
ns
CL = 5
CWL = 5
t
CK(AVG)
Reserved
ns
1, 2, 3, 4, 5
CWL = 6
t
CK(AVG)
Reserved
ns
4
CL = 6
CWL = 5
t
CK(AVG)
2.5
3.3
ns
1, 2, 3, 5
CWL = 6
t
CK(AVG)
Reserved
ns
1, 2, 3, 4
CL = 7
CWL = 5
t
CK(AVG)
Reserved
ns
4
CWL = 6
t
CK(AVG)
1.875
< 2.5
ns
1, 2, 3, 4
CL = 8
CWL = 5
t
CK(AVG)
Reserved
ns
4
CWL = 6
t
CK(AVG)
1.875
< 2.5
ns
1, 2, 3
Supported CL Settings
 6, 7, 8
n
CK
Supported CWL Settings
5, 6
n
CK
B48614/178.104.2.80/2010-10-18 17:08