km4132g271a ETC-unknow, km4132g271a Datasheet - Page 28

• Manufacturer Part Number: km4132g271a
• Description: 128k 32bit Banks Synchronous Graphic
• Manufacturer: ETC-unknow

CLOCK
KM4132G271A
Single Bit Read-Write-Read Cycle(Same Page) @CAS Latency=3, Burst Length=1
ADDR
DQM
CKE
RAS
CAS
DSF
WE
DQ
CS
A
A
9
8
Enable or Disable)
(Write per Bit
0
Row Active
t
t
t
SH
t
SH
SS
SS
*Note 5
*Note 2
Ra
BS
Ra
1
*Note 1
t
2
RCD
t
CC
t
SS
3
t
t
RAC
SH
t
*Note 2,3
*Note 3
SS
Read
Ca
BS
t
CH
4
t
t
t
CL
t
RAS
SH
t
SLZ
SAC
5
6
t
t
OH
RC
Qa
7
t
t
SHZ
SS
8
Block Write
t
t
SH
t
SH
t
t
*Note 2,3
SH
HIGH
SS
SS
*Note 6
*Note 3
*Note 3
Write
Cb
BS
Db
or
t
9
SS
t
SS
t
t
SH
CCD
t
SH
10
*Note 2,3 *Note 4
Read
*Note 3
Cc
BS
11
Precharge
*Note 4
BS
12
13
t
RP
Qc
(Write per Bit
14
Row Active
Enable or
Disable)
*Note 2
*Note 5
Rb
BS
Rb
Rev.0 (August 1997)
15
CMOS SGRAM
16
17
: Don't care
18
19