Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.NET

X  

Preview PDF Download HTML

W9725G6KB25A Datasheet(HTML) 44 Page - Winbond

Part No. W9725G6KB25A
Description  DLL aligns DQ and DQS transitions with clock, Data masks (DM) for write data, Write Data Mask
Download  87 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  WINBOND [Winbond]
Homepage  http://www.winbond.com
Logo 

W9725G6KB25A Datasheet(HTML) 44 Page - Winbond

Back Button W9725G6KB25A Datasheet HTML 44Page - Winbond Next Button
Zoom Inzoom in Zoom Outzoom out
Go To Page :
/ 87 page
background image
W9725G6KB
Publication Release Date: Sep. 03, 2012
- 44 -
Revision A03
AC Characteristics and Operating Condition for -18 speed grade, continued
Notes: 1-3 and 45-47 apply to the entire table
SYM.
SPEED GRADE
DDR2-1066 (-18)
UNITS
25
NOTES
Bin(CL-tRCD-tRP)
7-7-7
PARAMETER
MIN.
MAX.
tWPRE
Write preamble
0.35
tCK(avg)
tWPST
Write postamble
0.4
0.6
tCK(avg)
12
tRPRE
Read preamble
0.9
1.1
tCK(avg)
14,36
tRPST
Read postamble
0.4
0.6
tCK(avg)
14,37
tDS(base)
DQ and DM input setup time
0
pS
16,27,29,
41,42,44
tDH(base)
DQ and DM input hold time
75
pS
17,27,29,
41,42,44
tDS(ref)
DQ and DM input setup time
200
pS
16,27,29,
41,42,44
tDH(ref)
DQ and DM input hold time
200
pS
17,27,29,
41,42,44
tDIPW
DQ and DM input pulse width for each input
0.35
tCK(avg)
tHZ
Data-out high-impedance time from CLK/
CLK
tAC,max
pS
15,35
tLZ(DQS)
DQS/
DQS -low-impedance time from CLK/ CLK
tAC,min
tAC,max
pS
15,35
tLZ(DQ)
DQ low-impedance time from CLK/
CLK
2 x tAC,min
tAC,max
pS
15,35
tHP
Clock half pulse width
Min. (tCH(abs),
tCL(abs))
pS
32
tQHS
Data hold skew factor
250
pS
33
tQH
DQ/DQS output hold time from DQS
tHP - tQHS
pS
34
tXSNR
Exit Self Refresh to a non-Read command
tRFC + 10
nS
23
tXSRD
Exit Self Refresh to a Read command
200
nCK
tXP
Exit precharge power down to any command
3
nCK
tXARD
Exit active power down to Read command
3
nCK
18
tXARDS
Exit active power down to Read command
(slow exit, lower power)
10 - AL
nCK
18,19
tAOND
ODT turn-on delay
2
2
nCK
20
tAON
ODT turn-on
tAC,min
tAC,max + 2.575
nS
20,35
tAONPD
ODT turn-on (Power Down mode)
tAC,min + 2
3 x tCK(avg) +
tAC,max+1
nS
tAOFD
ODT turn-off delay
2.5
2.5
nCK
21,39
tAOF
ODT turn-off
tAC,min
tAC,max + 0.6
nS
21,38,39
tAOFPD
ODT turn-off (Power Down mode)
tAC,min + 2
2.5 x tCK(avg) +
tAC,max + 1
nS
tANPD
ODT to power down Entry Latency
4
nCK
tAXPD
ODT Power Down Exit Latency
11
nCK
tMRD
Mode Register Set command cycle time
2
nCK
tMOD
MRS command to ODT update delay
0
12
nS
23
tOIT
OCD Drive mode output delay
0
12
nS
23
tDELAY
Minimum time clocks remain ON after CKE
asynchronously drops LOW
tIS+tCK(avg)+tIH
nS
22


Html Pages

1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36  37  38  39  40  41  42  43  44  45  46  47  48  49  50  51  52  53  54  55  56  57  58  59  60  61  62  63  64  65  66  67  68  69  70  71  72  73  74  75  76  77  78  79  80  81  82  83  84  85  86  87 


Datasheet Download

Go To PDF Page


Link URL



Privacy Policy
ALLDATASHEET.NET
Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Bookmark   |   Link Exchange   |   Manufacturer List
All Rights Reserved© Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn