k4x51163pc Samsung Semiconductor, Inc., k4x51163pc Datasheet - Page 19

• Manufacturer Part Number: k4x51163pc
• Description: 32m X16 Mobile-ddr Sdram
• Manufacturer: Samsung Semiconductor, Inc.

K4X51163PC - L(F)E/G
Functional Truth Table
Current State
PRECHARGE
STANDBY
STANDBY
ACTIVE
READ
CS
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
RAS
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
CAS
H
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
WE
X
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
X
BA, CA, A10
BA, RA
BA, A10
X
Op-Code, Mode-Add
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code, Mode-Add
X
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
X
Op-Code, Mode-Add
Address
Burst Stop
READ/WRITE
Active
PRE/PREA
Refresh
MRS
Burst Stop
READ/READA
WRITE/WRITEA
Active
PRE/PREA
Refresh
MRS
Burst Stop
READ/READA
WRITE/WRITEA
Active
PRE/PREA
Refresh
MRS
Command
Mobile-DDR SDRAM
ILLEGAL
ILLEGAL
Bank Active, Latch RA
ILLEGAL
AUTO-Refresh
Mode Register Set
NOP
Begin Read, Latch CA,
Determine Auto-Precharge
Begin Write, Latch CA,
Determine Auto-Precharge
Bank Active/ILLEGAL
Precharge/Precharge All
ILLEGAL
ILLEGAL
Terminate Burst
Terminate Burst, Latch CA,
Begin New Read, Determine
Auto-Precharge
ILLEGAL
Bank Active/ILLEGAL
Terminate Burst, Precharge
ILLEGAL
ILLEGAL
*2
*2
*4
Action
*5
*3
February 2006
*5
*2
*2