HY5Y2B6DLF-HE Datasheet, PDF (12/26 Pages) Hynix Semiconductor – 4Banks x 2M x 16bits Synchronous DRAM

HY5Y2B6DLF(P) Series
4Banks x 2M x 16bits Synchronous DRAM
CURRENT STATE TRUTH TABLE (Sheet 2 of 4)
Current
State
Read
Write
Read with
Auto
Precharge
Write with
Auto
Precharge
Command
CS RAS CAS WE
BA0/
BA1
A11-A0
HX X X
X
X
LL L L
OP CODE
LL L H X
X
L L H L BA
X
LLHH
LH L L
LH L H
LHH H
HX X X
LL L L
LL L H
LLH L
LLHH
LH L L
LH L H
LHH H
HX X X
LL L L
LL L H
LLH L
LLHH
LH L L
LH L H
LHH H
HX X X
BA
Row Add.
BA
Col Add.
A10
BA
Col Add.
A10
X
X
X
X
OP CODE
X
X
BA
X
BA
Row Add.
BA Col Add. A10
BA Col Add. A10
X
X
X
X
OP CODE
X
X
BA
X
BA
Row Add.
BA Col Add. A10
BA Col Add. A10
X
X
X
X
Description
Action
Device Deselect
Continue the Burst
Mode Register Set ILLEGAL
Auto or Self Refresh ILLEGAL
Precharge
Termination Burst: Start
the Precharge
Bank Activate
ILLEGAL
Write/WriteAP
Termination Burst: Start
Write(optional AP)
Read/ReadAP
Termination Burst: Start
Read(optional AP)
No Operation
Continue the Burst
Device Deselect
Continue the Burst
Mode Register Set ILLEGAL
Auto or Self Refresh ILLEGAL
Precharge
ILLEGAL
Bank Activate
ILLEGAL
Write/WriteAP
ILLEGAL
Read/ReadAP
ILLEGAL
No Operation
Continue the Burst
Device Deselect
Continue the Burst
Mode Register Set ILLEGAL
Auto or Self Refresh ILLEGAL
Precharge
ILLEGAL
Bank Activate
ILLEGAL
Write/WriteAP
ILLEGAL
Read/ReadAP
ILLEGAL
No Operation
Continue the Burst
Device Deselect
Continue the Burst
Notes
13,14
13
10
4
8
8,9
13,14
13
4,12
4,12
12
12
13,14
13
4,12
4,12
12
12
Rev. 0.3 / May. 2004
12