MT46V16M8TG-8L MICRON [Micron Technology], MT46V16M8TG-8L Datasheet - Page 65

• Manufacturer Part Number: MT46V16M8TG-8L
• Description: DOUBLE DATA RATE DDR SDRAM
• Manufacturer: MICRON [Micron Technology]

TIMING PARAMETERS
128Mb: x4, x8, x16 DDR SDRAM
128Mx4x8x16DDR_C.p65 – Rev. C; Pub. 4/01
SYMBOL
t
t
t
t
t
t
t
t
t
t
CH
CL
CK (2.5)
CK (2)
DH
DS
DQSH
DQSL
DQSS
DSS
x4: A0-A9, A11
x16: A9, A11
COMMAND
x16: A0-A8
x8: A0-A9
BA0, BA1
x8: A11
MIN
NOTE: 1. DI n = data-out from column n; subsequent elements are provided in the programmed order.
0.45
0.45
0.35
0.35
0.75
7.5
7.5
0.5
0.5
0.2
DQS
DQ
CK#
CKE
A10
DM
CK
-75Z
1
5
2. Burst length = 4 in the case shown.
3. Disable auto precharge.
4. “Don’t Care” if A10 is HIGH at T8.
5. PRE = PRECHARGE, ACT = ACTIVE, RA = Row Address, BA = Bank Address.
6. NOP commands are shown for ease of illustration; other commands may be valid at these times.
7. t DSH is applicable during t DQSS
8. t DSS is applicable during t DQSS
MAX
0.55
0.55
1.2
13
13
t
t
IS
IS
NOP 6
T0
t
t
IH
IH
MIN
0.45
0.45
0.35
0.35
0.75
7.5
0.5
0.5
0.2
10
-75
BANK WRITE – WITHOUT AUTO PRECHARGE
t
MAX
t
Bank x
IS
IS
0.55
0.55
1.25
ACT
13
13
T1
RA
RA
RA
t
t
IH
IH
t
CK
MIN
0.45
0.45
0.35
0.35
0.75
0.6
0.6
0.2
10
(MIN)
(MAX)
8
t
t
RCD
RAS
and is referenced from CK T4 or T5.
-8
NOP 6
and is referenced from CK T5 or T6.
T2
MAX
0.55
0.55
1.25
13
13
t
CH
UNITS
t
CL
t
t
t
t
t
t
ns
ns
ns
ns
WRITE 2
CK
CK
CK
CK
CK
CK
t
Bank x
Col n
IS
3
T3
t
t
IH
DQSS
t
WPRES
65
(NOM)
t DS
t
WPRE
NOP 6
T4
t
DI
t
b
SYMBOL
t
RAS
t
t
t
t
t
t
t
DSH
IH
RCD
RP
WPRE
WPRES
WPST
WR
IS
t
DSH
t DH
7
T4n
t
t
DSS
DQSL
Micron Technology, Inc., reserves the right to change products or specifications without notice.
8
NOP 6
MIN
T5
0.25
0.2
0.4
45
20
20
15
1
1
0
t
t
DSH
DQSH
-75Z
7
T5n
120,000
MAX
t
t
0.6
WPST
DSS
8
128Mb: x4, x8, x16
NOP 6
T6
MIN
0.25
0.2
0.4
45
20
20
15
1
1
0
-75
120,000
MAX
t
0.6
WR
NOP 6
T7
DDR SDRAM
TRANSITIONING DATA
DON’T CARE
PRELIMINARY
MIN
0.25
0.2
1.1
1.1
0.4
50
20
20
15
0
©2001, Micron Technology, Inc.
ALL BANKS
ONE BANK
-8
Bank x 4
T8
PRE
120,000
MAX
0.6
t
RP
UNITS
t
t
t
ns
ns
ns
ns
ns
ns
ns
CK
CK
CK