參數(shù)資料
型號: MT48V16M16LFFG
廠商: Micron Technology, Inc.
英文描述: MOBILE SDRAM
中文描述: 移動SDRAM
文件頁數(shù): 45/58頁
文件大?。?/td> 1451K
代理商: MT48V16M16LFFG
45
256Mb: x16 Mobile SDRAM
MobileRamY26L_A.p65 – Pub. 5/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2002, Micron Technology, Inc.
256Mb: x16
MOBILE SDRAM
ADVANCE
ALL BANKS
tCH
tCL
tCK
tAC
tLZ
tRP
tRAS
tRC
tRCD
CAS Latency
tOH
D
OUT
m
tCMH
tCMS
tAH
tAS
tAH
tAS
tAH
tAS
ROW
ROW
BANK
BANK(S)
BANK
ROW
ROW
BANK
tHZ
tCMH
tCMS
NOP
NOP
NOP
PRECHARGE
ACTIVE
NOP
READ
ACTIVE
NOP
DISABLE AUTO PRECHARGE
SINGLE BANKS
DON’T CARE
UNDEFINED
COLUMN
m
3
tCKH
tCKS
T0
T1
T2
T3
T4
T5
T6
T7
T8
DQM /
DQML, DQMU
CKE
CLK
A0-A9, A11,A12
DQ
BA0, BA1
A10
COMMAND
2
2
SINGLE READ – WITHOUT AUTO PRECHARGE
1
NOTE:
1. For this example, the burst length = 1, the CAS latency = 2, and the READ burst is followed by a “manual”
PRECHARGE.
2. PRECHARGE command not allowed else
t
RAS would be violated.
3. x16: A9, A11 and A12 = “Don’t Care”
*CAS latency indicated in parentheses.
-8
-10
SYMBOL*
t
CMH
t
CMS
t
HZ (3)
t
HZ (2)
t
HZ (1)
t
LZ
t
OH
t
RAS
t
RC
t
RCD
t
RP
MIN
1
2.5
MAX
MIN
1
2.5
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
7
8
19
7
8
22
1
1
2.5
48
80
20
20
2.5
50
100
20
20
120,000
120,000
TIMING PARAMETERS
-8
-10
SYMBOL*
t
AC (3)
t
AC (2)
t
AC (1)
t
AH
t
AS
t
CH
t
CL
t
CK (3)
t
CK (2)
t
CK (1)
t
CKH
t
CKS
MIN
MAX
7
8
19
MIN
MAX
7
8
22
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1
1
2.5
3
3
8
10
20
1
2.5
2.5
3
3
10
12
25
1
2.5
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