K4H281638B-TCB0000 Samsung Semiconductor, K4H281638B-TCB0000 Datasheet - Page 39

• Manufacturer Part Number: K4H281638B-TCB0000
• Manufacturer: Samsung Semiconductor

Specifications of K4H281638B-TCB0000

• Lead Free Status / Rohs Status: Supplier Unconfirmed

128Mb DDR SDRAM
Current State
FRESHING
REGISTER
SETTING
MODE
RE-
CS
L
L
L
L
L
L
L
L
L
L
L
L
RAS CAS
H
H
H
H
L
L
L
L
L
L
L
L
H
H
H
H
H
H
L
L
L
L
L
L
Table 9-4. Functional truth table
WE
X
H
H
X
H
H
L
L
L
L
L
L
X
BA, CA, A
BA, RA
BA, A
X
Op-Code, Mode-Add
X
BA, CA, A
BA, RA
BA, A
X
Op-Code, Mode-Add
1 0
1 0
Address
- 39 -
10
10
Burst Stop
READ/WRITE
Active
PRE/PREA
Refresh
MRS
Burst Stop
READ/WRITE
Active
PRE/PREA
Refresh
MRS
Command
REV. 1.31 Nov. 3. 2001
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Action