W981616AH
AC CHARACTERISTICS
(V
CC
= 3.3V
±0.3V,
V
SS
= 0V, T
A
= 0 to 70
°C,
Notes: 5, 6, 7, 8)
PARAMETER
SYM.
MIN.
-6
MAX.
MIN.
70
100000
48
20
1
20
14
10
7
1000
1000
10
7
3
3
7
5.5
-7
MAX.
MIN.
72
100000
48
20
1
20
16
10
8
1000
1000
10
8
3
3
7
5.5
2.5
6
2.5
0
6
10
0
0.3
2
1
2
1
2
1
2
1
64
64
14
16
7
10
7
3
3
0
0
0.3
2
1
2
1
2
1
2
1
-8
MAX.
UNIT
Ref/Active to Ref/Active Command Period
Active to Precharge Command Period
Active to Read/Write Command Delay
Time
Read/Write(a) to Read/Write(b)Command
Period
Precharge to Active(b) Command Period
Active(a) to Active(b) Command Period
Write Recovery Time
CL* = 2
CL* = 3
CLK Cycle Time
CL* = 2
CL* = 3
CLK High Level Width
CLK Low Level Width
Access Time from CLK
CL* = 2
CL* = 3
Output Data Hold Time
Output Data High Impedance Time
Output Data Low Impedance Time
Power Down Mode Entry Time
Transition Time of CLK (Rise and Fall)
Data-in-Set-up Time
Data-in Hold Time
Address Set-up Time
Address Hold Time
CKE Set-up Time
CKE Hold Time
Command Set-up Time
Command Hold Time
Refresh Time
Mode Register Set Cycle Time
t
RC
t
RAS
t
RCD
t
CCD
t
RP
t
RPD
t
WR
60
42
18
1
18
12
10
6
nS
100000
Cycle
nS
t
CK
10
6
1000
1000
t
CH
t
CL
t
AC
2.5
2.5
7
6
t
OH
t
HZ
t
LZ
t
SB
t
T
t
DS
t
DH
t
AS
t
AH
t
CKS
t
CKH
t
CMS
t
CMH
t
REF
t
RSC
2
2
0
0
0.3
1.5
1
1.5
1
1.5
1
1.5
1
8
8
10
64
mS
nS
12
- 12 -
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