m52d128168a Elite Semiconductor Memory Technology Inc., m52d128168a Datasheet - Page 26

• Manufacturer Part Number: m52d128168a
• Description: 2m X 16 Bit X 4 Banks Mobile Synchronous Dram
• Manufacturer: Elite Semiconductor Memory Technology Inc.

FUNCTION TRUTH TABLE (TABLE 1)
Elite Semiconductor Memory Technology Inc.
Precharge
Precharge
Read with
Write with
Current
Active
State
Read
Write
IDLE
Auto
Auto
Row
CS
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
RAS
X
H
H
H
X
H
H
H
H
X
H
H
H
H
X
H
H
H
H
X
H
H
H
X
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
CAS
H
X
H
H
H
H
X
H
H
H
H
X
H
H
H
H
X
H
H
H
H
X
H
H
H
X
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
WE
X
H
X
H
H
X
H
H
H
X
X
H
H
H
X
X
H
H
H
X
X
H
X
X
X
X
H
X
X
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
OP code
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
CA, A10/AP
CA, A10/AP
CA, A10/AP
CA, A10/AP
CA, A10/AP
CA, A10/AP
CA, A10/AP
CA, A10/AP
CA, A10/AP
RA, RA10
RA, RA10
OP code
A10/AP
A10/AP
A10/AP
A10/AP
ADDR
RA
RA
RA
RA
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
NOP
NOP
ILLEGAL
ILLEGAL
Row (&Bank) Active ; Latch RA
NOP
Auto Refresh or Self Refresh
Mode Register Access
NOP
NOP
ILLEGAL
Begin Read ; latch CA ; determine AP
Begin Write ; latch CA ; determine AP
ILLEGAL
Precharge
ILLEGAL
NOP (Continue Burst to End
NOP (Continue Burst to End
Term burst
Term burst, New Read, Determine AP
Term burst, New Write, Determine AP
ILLEGAL
Term burst, Precharge timing for Reads
ILLEGAL
NOP (Continue Burst to End
NOP (Continue Burst to End
Term burst
Term burst, New Read, Determine AP
Term burst, New Write, Determine AP
ILLEGAL
Term burst, Precharge timing for Writes
ILLEGAL
NOP (Continue Burst to End
NOP (Continue Burst to End
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
NOP (Continue Burst to End
NOP (Continue Burst to End
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Row active
Row active
ACTION
Publication Date: Aug. 2009
Revision: 1.3
M52D128168A
Row Active)
Row Active)
Row Active)
Row Active)
Row Active)
Row Active)
Row Active)
Row Active)
26/48
Note
2
2
4
5
5
2
2
3
2
3
3
2
3
2
2