W632GU6KB Datasheet, PDF (134/160 Pages) Winbond – 16M X 8 BANKS X 16 BIT DDR3L SDRAM

W632GU6KB
10.15.2 DDR3L-1600 Speed Bin and Operating Conditions
Speed Bin
CL-nRCD-nRP
Part Number Extension
Parameter
Maximum operating frequency using maximum
allowed settings for Sup_CL and Sup_CWL
Internal read command to first data
ACT to internal read or write delay time
PRE command period
ACT to ACT or REF command period
ACT to PRE command period
CL = 6
CWL = 5
CWL = 6, 7, 8
CWL = 5
CL = 7
CWL = 6
CL = 8
CWL = 7, 8
CWL = 5
CWL = 6
CWL = 7, 8
CWL = 5, 6
CL = 9
CWL = 7
CWL = 8
CWL = 5, 6
CL =10
CWL = 7
CWL = 8
CL =11
CWL = 5, 6, 7
CWL = 8
Supported CL Settings
Supported CWL Settings
Symbol
fCKMAX
tAA
tRCD
tRP
tRC
tRAS
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
tCK(AVG)
Sup_CL
Sup_CWL
DDR3L-1600
11-11-11
-12/12I
Min.
Max.

800
13.75
20
(13.125) *⁹
13.75

(13.125) *⁹
13.75

(13.125) *⁹
48.75

(48.125) *⁹
35
9 * tREFI
2.5
3.3
Reserved
Reserved
1.875
< 2.5
(Optional) *⁹
Reserved
Reserved
1.875
< 2.5
Reserved
Reserved
1.5
< 1.875
(Optional) *⁹
Reserved
Reserved
1.5
< 1.875
Reserved
Reserved
1.25
< 1.5
6, (7), 8, (9), 10, 11
5, 6, 7, 8
UNIT NOTES
MHz
nS
nS
nS
nS
nS
nS 1, 2, 3, 4, 7
nS
5
nS
5
nS 1, 2, 3, 4, 7
nS
5
nS
5
nS
5
nS 1, 2, 3, 4, 7
nS
5
nS
5
nS
5
nS 1, 2, 3, 4, 7
nS
5
nS
5
nS 1, 2, 3, 4, 7
nS
5
nS
5
nS 1, 2, 3, 4, 7
nCK
nCK
Note:
Field value contents in blue font or parentheses are optional AC parameter and CL setting. Detail descriptions refer to note 9.
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Publication Release Date: Jan. 20, 2015
Revision: A06