W981216 WINBOND [Winbond], W981216 Datasheet - Page 25

• Manufacturer Part Number: W981216
• Description: 2M x 16 bit x 4 Banks SDRAM
• Manufacturer: WINBOND [Winbond]

Revision 1.0
Bank #0
Bank #1
Bank #2
Bank #3
A0-A9,
CKE
DQM
RAS
CAS
A10
A11
WE
BS1
DQ
BS0
CS
CLK
Page Mode Read (Burst Length=4, CAS Latency=3)
Active
RAa
RAa
0
Idle
1
t
RCD
t
RRD
2
Read
CAI
3
Active
RBb
RBb
4
5
t
t
RCD
AC
a0
6
Read
CBx
a1
7
t
* AP is the internal precharge start timing
RAS
t
CCD
a2
8
Read
CAy
a3
9
t
(CLK = 100 MHz)
AC
bx0
10
t
- 25 -
CCD
bx1
t
RAS
11
t
AC
Read
Ay0
2M x 16 bit x 4 Banks SDRAM
CAm
12
Ay1
13
t
CCD
Ay2
14
t
AC
Read
am0
CBz
15
Publication Release Date: March, 1999
am1
16
Precharge
am2
17
t
AC
bz0
18
AP*
bz1
t
RP
19
W981216AH
bz2
20
bz3
21
t
RP
22
23