k4s643232c Samsung Semiconductor, Inc., k4s643232c Datasheet - Page 27

• Manufacturer Part Number: k4s643232c
• Description: 2m X 32 Sdram 512k X 32bit X 4 Banks Synchronous Dram Lvttl
• Manufacturer: Samsung Semiconductor, Inc.

CLOCK
K4S643232C
Power Up Sequence
A
ADDR
10
DQM
CKE
RAS
CAS
BA
BA
/AP
WE
DQ
CS
0
1
0
(All Banks)
Precharge
High level is necessary
High-Z
High level is necessary
1
2
tRP
Auto Refresh
3
4
5
6
tRC
7
8
Auto Refresh
9
- 27
10
11
12
13
14
Mode Register Set
15
REV. 1.1 Nov. '99
Key
CMOS SDRAM
16
17
Row Active
(A-Bank)
RAa
RAa
18
: Don't care
19