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W9825G6JH_13 Datasheet, PDF (16/43 Pages) Winbond – 4 M x 4 BANKS x 16 BITS SDRAM
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W9825G6JH
9.5 AC Characteristics and Operating Condition
(VDD = 3.3V ± 0.3V, TA = 0 to 70°C for -5/-6/-6L/-75/75L, TA = -40 to 85°C for -5I/-6I/-6A, TA / TCASE = -40 to 105°C for -6K)
PARAMETER
SYM.
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
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
CL* = 2
CL* = 3
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
-40°C ≤ TA / TCASE ≤ 85°C
85°C < TA / TCASE ≤ 105°C
Mode register Set Cycle Time
Exit self refresh to ACTIVE command
tRC
tRAS
tRCD
tCCD
tRP
tRRD
tWR
tCK
tCH
tCL
tAC
tOH
tHZ
tLZ
tSB
tT
tDS
tDH
tAS
tAH
tCKS
tCKH
tCMS
tCMH
tREF
tREFA*
tRSC
tXSR
-5/-5I
-6
-6I/-6A/-6K/-6L -75/75L
UNIT NOTES
MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX.
55
60
60
65
40 100000 42 100000 42 100000 45 100000 nS
15
15
18
20
1
1
1
1
tCK
15
15
18
20
nS
2
2
2
2
tCK
2
2
2
2
tCK
2
2
2
2
10 1000 7.5 1000 10 1000 10 1000
5 1000 6 1000
6
1000 7.5 1000
2
2
2
2.5
8
2
2
2
2.5
8
6
6
5
5
6
6
9
5
5.4
3
3
3
3
9
5.4
5.4
5.4
6
7
5
5.4
5.4
5.4
7
0
0
0
0
9
0
6
0
7
0
7
0
7.5 nS
1
1
1
1
1.5
1.5
1.5
1.5
8
1.0
0.8
0.8
1.0
8
1.5
1.5
1.5
1.5
8
1.0
0.8
0.8
1.0
8
1.5
1.5
1.5
1.5
8
1.0
0.8
0.8
1.0
8
1.5
1.5
1.5
1.5
8
1.0
0.8
0.8
1.0
8
64
64
--
--
64
64
mS
16
--
2
2
2
2
tCK
70
72
72
75
nS
* CL = CAS Latency
* tREFA refresh time spec defined for -6K grade, -5/-5I/-6/-6I/-6A/-6L/-75/75L grades 85°C < TA / TCASE ≤ 105°C is not available.
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Publication Release Date: Dec. 24, 2013
Revision A07
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