ic42s16100 ETC-unknow, ic42s16100 Datasheet - Page 43

• Manufacturer Part Number: ic42s16100
• Description: 512k X 16 Bit X 2 Banks 16-mbit Sdram
• Manufacturer: ETC-unknow

IC42S16100
Read Cycle / Ping-Pong Operation (Bank Switching)
Integrated Circuit Solution Inc.
DR024-0D 06/25/2004
Note 1: A8,A9 = Don't Care.
CAS latency = 2, burst length = 2
A0-A9
DQM
CKE
RAS
CAS
CLK
A10
A11
WE
CS
I/O
t
CKS
t
CS
T0
t
t
t
t
t
t
t
CS
t
t
CS
CS
AS
AS
AS
CKA
CK
CH
<
BANK 0
ACT 0
ROW
ROW
T1
(BANK 0 TO 1)
t
CHI
>
(BANK 0)
(BANK 0)
(BANK 0)
t
t
t
t
t
RCD
t
t
RRD
t
t
RAS
t
AH
AH
CH
CH
CH
RC
AH
T2
t
CL
t
CS
<
<
AUTO PRE
READA 0
COLUMN
NO PRE
READ 0
BANK 0
T3
(1)
(BANK 1)
>
>
t
CAC
t
QMD
t
LZ
<
BANK 1
ROW
ROW
ACT1
T4
>
t
AC
(BANK 1)
t
RCD
T5
D
OUT
t
OH
0m
(BANK 1)
(BANK 1)
t
AC
t
t
RAS
RC
<
AUTO PRE
<
READA 1
COLUMN
NO PRE
READ 1
BANK 1
T6
D
OUT
t
(1)
OH
0m+1
>
(BANK 1)
>
t
t
HZ
CAC
BANK 0 OR 1
<
BANK 0
PRE 0
T7
>
(BANK 0)
t
AC
t
RP
t
LZ
t
CH
T8
D
OUT
t
OH
1m
t
AC
<
BANK 0
ACT 0
ROW
ROW
T9
D
OUT
t
>
OH
1m+1
(BANK 0)
(BANK 0)
(BANK 0)
t
t
t
HZ
RCD
RAS
t
RC
BANK 0 OR 1
T10
<
BANK 1
PRE 1
>
Undefined
Don’t Care
(BANK1)
t
RP
43