k4d263238k Samsung Semiconductor, Inc., k4d263238k Datasheet - Page 16

• Manufacturer Part Number: k4d263238k
• Description: 128mbit Gddr Sdram 1m X 32bit X 4 Banks Double Data Rate Synchronous Dram With Bi-directional Data Strobe And Dll
• Manufacturer: Samsung Semiconductor, Inc.

Simplified Timing(2) @ BL=4, CL=3
COMMAND
K4D263238K
A9~,A11)
(A0~A7,
BA[1:0]
CK, CK
A8/AP
ADDR
DQS
WE
DM
DQ
ACTIVEA
BAa
Ra
Ra
Ra
0
1
tRCD
2
Normal Write Burst
WRITEA
BAa
Ca
(@ BL=4)
3
tRAS
Da0 Da1 Da2 Da3
4
5
tRC
6
7
PRECH
BAa
8
9
tRP
10
- 16/19 -
ACTIVEA
Multi Bank Interleaving Write Burst
BAa
Ra
Ra
11
tRRD
12
ACTIVEB
BAb
Rb
Rb
(@ BL=4)
13
WRITEA
BAa
Ca
14
Da0 Da1 Da2 Da3
15
128M GDDR SDRAM
WRITEB
BAb
Cb
16
Db0 Db1
17
Db2
18
Db3
Rev. 1.1 July 2007
19
20
21
22