W981216AH Datasheet, PDF (25/44 Pages) Winbond – 2M x 16 bit x 4 Banks SDRAM

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