W9412G6IH-5 Winbond Electronics, W9412G6IH-5 Datasheet - Page 26

• Manufacturer Part Number: W9412G6IH-5
• Description: IC DDR-400 SDRAM 128MB 66TSSOPII
• Manufacturer: Winbond Electronics

Specifications of W9412G6IH-5

• Format - Memory: RAM
• Memory Type: DDR SDRAM
• Memory Size: 128M (8Mx16)
• Speed: 250MHz
• Interface: Parallel
• Voltage - Supply: 2.3 V ~ 2.7 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 66-TSOPII
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

9.6
t
t
t
t
WPRES
DQSCK
t
t
SYM.
t
t
t
t
t
DQSQ
DQSH
t
t
t
RPRE
DQSL
t
t
t
RPST
DIPW
t
t
t
t
t
RFC
RAS
RCD
RAP
CCD
t
RRD
t
t
t
t
t
DSS
DSH
DAL
WR
QH
RC
RP
CK
AC
CH
CL
HP
DS
DH
AC Characteristics and Operating Condition
Active to Ref/Active Command Period
Ref to Ref/Active Command Period
Active to Precharge Command Period
Active to Read/Write Command Delay Time
Active to Read with Auto-precharge Enable
Read/Write(a) to Read/Write(b) Command
Period
Precharge to Active Command Period
Active(a) to Active(b) Command Period
Write Recovery Time
Auto-precharge Write Recovery + Precharge
Time
CLK Cycle Time
Data Access Time from CLK, CLK
DQS Output Access Time from CLK, CLK
Data Strobe Edge to Output Data Edge Skew
CLk High Level Width
CLK Low Level Width
CLK Half Period (minimum of actual t
DQ Output Data Hold Time from DQS
DQS Read Preamble Time
DQS Read Postamble Time
DQ and DM Setup Time
DQ and DM Hold Time
DQ and DM Input Pulse Width (for each input) 1.75
DQS Input High Pulse Width
DQS Input Low Pulse Width
DQS Falling Edge to CLK Setup Time
DQS Falling Edge Hold Time from CLK
Clock to DQS Write Preamble Set-up Time
PARAMETER
CL = 2
CL = 2.5
CL = 3
CL = 4
CH,
t
CL
)
(t
-0.65
-0.55
CL
MIN.
0.45
0.45
0.35
0.35
-0.5
min
t
0.9
0.4
0.4
0.4
0.2
0.2
48
60
40
16
16
16
12
12
HP
1
4
4
0
-
-
-
,t
- 26 -
CH
)
-4
70000
MAX.
0.65
0.55
0.55
0.55
0.4
1.1
0.6
12
12
-
-
(t
CL
MIN.
0.45
0.45
1.75
0.35
0.35
min,
-0.7
-0.6
-0.5
7.5
t
0.9
0.4
0.4
0.4
0.2
0.2
50
70
40
15
10
15
15
15
HP
1
6
5
0
-
-
,t
CH
-5/-5I
Publication Release Date: Sep. 16, 2009
)
70000
MAX.
0.55
0.55
0.7
0.6
0.4
1.1
0.6
12
12
12
-
(t
CL
MIN.
0.45
0.45
1.75
0.35
0.35
min,
-0.7
-0.6
-0.5
7.5
0.9
0.4
0.4
0.4
0.2
0.2
t
54
70
42
18
12
18
18
15
HP
1
6
6
0
-
-
,t
CH
-6/-6I
)
W9412G6IH
100000
MAX.
0.55
0.55
0.7
0.6
0.4
1.1
0.6
12
12
12
-
UNIT NOTES
t
t
t
t
t
nS
nS
nS
nS
nS
nS
CK
CK
CK
CK
CK
Revision A06
18
16
11
11
11