參數(shù)資料
型號: MT47H128M8HV-187ELIT:E
元件分類: DRAM
英文描述: 128M X 8 DDR DRAM, 0.35 ns, PBGA60
封裝: 8 X 11.50 MM, FBGA-60
文件頁數(shù): 66/133頁
文件大?。?/td> 9170K
Table 11: AC Operating Specifications and Conditions (Continued)
Not all speed grades listed may be supported for this device; refer to the title page for speeds supported; Notes: 1–5 apply to the entire table;
VDDQ = +1.8V ±0.1V, VDD = +1.8V ±0.1V
AC Characteristics
-187E
-25E
-25
-3E
-3
-37E
-5E
Units Notes
Parameter
Symbol
Min
Max
Min Max Min Max Min Max Min Max Min Max Min Max
ODT
ODT to power-
down entry latency
tANPD
4
3
3
3
3
3
3
tCK
ODT power-down
exit latency
tAXPD
11
10
10
8
8
8
8
tCK
ODT turn-on delay
tAOND
2
tCK
ODT turn-off delay
tAOFD
2.5
tCK
ODT turn-on
tAON
tAC
(MIN)
tAC
(MAX)
+
2,575
MIN = tAC (MIN)
MAX = tAC (MAX) + 600
MIN = tAC (MIN)
MAX = tAC (MAX) + 700
MIN = tAC (MIN)
MAX = tAC (MAX) + 1,000
ps
ODT turn-off
tAOF
MIN = tAC (MIN)
MAX = tAC (MAX) + 600
ps
ODT turn-on
(power-down
mode)
tAONPD
tAC
(MIN)
+
2,000
2 ×
tCK +
tAC
(MAX)
+
1,000
MIN = tAC (MIN) + 2,000
MAX = 2 × tCK + tAC (MAX) + 1,000
ps
ODT turn-off
(power-down
mode)
tAOFPD
MIN = tAC (MIN) + 2,000
MAX = 2.5 × tCK + tAC (MAX) + 1,000
ps
ODT enable from
MRS command
tMOD
MIN = 12
MAX = n/a
ns
1Gb:
x4,
x8,
x16
DDR2
SDRAM
AC
Timing
Operating
Specifications
PDF:
09005aef821ae8bf
1GbDDR2.pdf
Rev.
S
10/09
EN
38
Micron
Technology,
Inc.
reserves
the
right
to
change
products
or
specifications
without
notice.
2004
Micron
Technology,
Inc.
All
rights
reserved.
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