W9812G6GH-6 WINBOND [Winbond], W9812G6GH-6 Datasheet - Page 15

• Manufacturer Part Number: W9812G6GH-6
• Description: 2M X 4 BANKS X 16 BITS SDRAM
• Manufacturer: WINBOND [Winbond]

9.5
(Vcc = 3.3V ± 0.3V, Ta = 0 to 70 ° C for -6/-6C/-75, Ta= -40 to 85 ° C for -6I, Notes: 5,6,7,8,9,10)
*CL = CAS Latency
* -- = not support
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 Command Period
Active(a) to Active(b) Command Period
Write Recovery Time
CLK Cycle Time
CLK High Level width
CLK Low Level width
Access Time from
CLK
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
Exit self refresh to ACTIVE command
AC Characteristics and Operating Condition
PARAMETER
CL* = 2
CL* = 3
CL* = 2
CL* = 3
CL* = 2
CL* = 3
- 15
SYM.
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
CMS
CMH
RAS
RCD
CCD
RRD
t
t
CKS
CKH
RSC
XSR
REF
WR
RC
RP
CK
CH
AC
OH
t
DS
DH
AH
CL
HZ
SB
AS
LZ
T
MIN.
0.5
1.5
1.0
1.5
1.0
1.5
1.0
1.5
1.0
60
42
18
18
12
10
12
72
1
2
2
6
2
2
3
3
0
0
-6/-6I
100000
MAX.
1000
64
6
5
6
6
1
MIN.
0.5
1.5
0.8
1.5
0.8
1.5
0.8
1.5
0.8
60
18
18
12
12
72
42 100000 45 100000
--
--
2
2
2
1
6
3
3
0
0
Publication Release Date:Aug. 13, 2007
6C
MAX.
64
--
1
5
6
6
MIN. MAX.
2.5
2.5
7.5
0.5
1.5
1.0
1.5
1.0
1.5
1.0
1.5
1.0
65
20
20
15
10
15
75
1
2
2
3
3
0
0
W9812G6GH
-75
1000
5.4
7.5
7.5
64
6
1
UNIT
-Revision A06
tCK
tCK
mS
nS
nS
nS
nS
nS
NOTES
10
10
10
8
7
9
9
9
9
9
9
9
9
9
9