km4132g271b Samsung Semiconductor, Inc., km4132g271b Datasheet - Page 34

• Manufacturer Part Number: km4132g271b
• Description: 128k X 32bit X 2 Banks Synchronous Graphic Ram Lvttl
• Manufacturer: Samsung Semiconductor, Inc.

CLOCK
KM4132G271B
SMRS and Block/Normal Write @ Burst Length=4
DQM
A
CKE
RAS
CAS
DSF
WE
A
DQ
3,4,7
CS
A
A
A
A
0-2
5
6
8
9
*Note :
0
Load Color
Register
Color
Row Active
1
with WPB*
1. At the next clock of special mode set command, new command is possible.
(A-Bank)
Enable
RAa
RAa
RAa
RAa
RAa
2
Load Mask
Register
Mask
I/O
3
4
Block Write
(A-Bank)
Masked
CAa
CAa
CAa
Pixel
Mask
5
6
Row Active
with WPB*
(B-Bank)
Enable
Load Mask Register
RBa
RBa
RBa
RBa
RBa
7
Mask
I/O
*Note 1
8
Load Color
Register
Color
- 34
9
HIGH
10
Masked Write
Precharge
with Auto
(B-Bank)
DBa0 DBa1 DBa2 DBa3
CBa
CBa
CBa
CBa
11
12
13
14
15
Rev. 2.4 (May 1998)
CMOS SGRAM
WPB* : Write-Per-Bit
16
17
18
: Don t care
19