![](http://datasheet.mmic.net.cn/200000/MT41J128M16HA-107-D_datasheet_15084792/MT41J128M16HA-107-D_88.png)
Table 57: Electrical Characteristics and AC Operating Conditions for Speed Extensions (Continued)
Notes 1–8 apply to the entire table
Parameter
Symbol
DDR3-1866
Units
Notes
Min
Max
Cumulative error across
2 cycles
tERR2per
–88
88
ps
3 cycles
tERR3per
–105
105
ps
4 cycles
tERR4per
–117
117
ps
5 cycles
tERR5per
–126
126
ps
6 cycles
tERR6per
–133
133
ps
7 cycles
tERR7per
–139
139
ps
8 cycles
tERR8per
–145
145
ps
9 cycles
tERR9per
–150
150
ps
10 cycles
tERR10per
–154
154
ps
11 cycles
tERR11per
–158
158
ps
12 cycles
tERR12per
–161
161
ps
n = 13, 14 . . . 49, 50 cycles
tERRNper
tERRnper MIN = (1 +
0.68ln[n]) × tJITper MIN
tERRnper MAX = (1 +
0.68ln[n]) × tJITper MAX
ps
DQ Input Timing
Data setup time to DQS, DQS#
Base (specification)
tDS
AC175
–
ps
VREF @ 1 V/ns
–
ps
Data setup time to DQS, DQS#
Base (specification)
tDS
AC150
–
ps
VREF @ 1 V/ns
–
ps
Data setup time to DQS, DQS#
Base (specification)
tDS
AC135
0
–
ps
VREF @ 1 V/ns
135
–
ps
Data hold time from DQS, DQS#
Base (specification)
tDH
DC100
20
–
ps
VREF @ 1 V/ns
120
–
ps
Minimum data pulse width
tDIPW
320
–
ps
DQ Output Timing
DQS, DQS# to DQ skew, per access
tDQSQ
–
85
ps
DQ output hold time from DQS, DQS#
tQH
0.38
–
tCK (AVG)
DQ Low-Z time from CK, CK#
tLZ (DQ)
–390
195
ps
DQ High-Z time from CK, CK#
tHZ (DQ)
–
195
ps
2Gb:
x4,
x8,
x16
DDR3
SDRAM
Electrical
Characteristics
and
AC
Operating
Conditions
PDF:
09005aef826aaadc
2Gb_DDR3_SDRAM.pdf
–
Rev.
K
04/10
EN
88
Micron
Technology,
Inc.
reserves
the
right
to
change
products
or
specifications
without
notice.
2006
Micron
Technology,
Inc.
All
rights
reserved.