ꢀ
AS4C32M32MD1
ꢀ
Data Output Timing - t
and t
DQSCK
AC
T0
T1
T2
T3
T3n
T4
T4n
T5
T5n
T2n
T6
CK#
CK
NOP1
CL = 3
NOP1
NOP1
NOP1
NOP1
NOP1
Command
READ
tHZ
tDQSCK
tDQSCK
tLZ
tRPRE
tRPST
DQS or LDQS/UDQS 2
t
LZ
All DQ values, collectively3
T3
T4
T5
T2
T2n
T3n
T5n
T4n
4
tAC
tAC
4
tHZ
Don’t Care
1. Commands other than NOP can be valid during this cycle.
Notes:
tDQSQ
2. DQ transitioning after DQS transitions define
window.
tDQSQ
t
3. All DQ must transition by
tAC
after DQS transitions, regardless of
AC
.
4.
is the DQ output window relative to CK and is the long-term component of DQ skew.
Confidential
-10-
Rev.1.0 Sep.2014
ALSC [ ALLIANCE SEMICONDUCTOR CORPORATION ]
