K522H1HACF-B050 Datasheet, PDF (60/94 Pages) Samsung semiconductor – MCP Specification

K522H1HACF-B050
datasheet
Rev. 1.0
MCP Memory
14.0 FUNCTIONAL TRUTH TABLE
Current State
PRECHARGE
STANDBY
ACTIVE
STANDBY
READ
CS RAS CAS WE
L
H
H
L
L
H
L
X
L
L
H
H
L
L
H
L
L
L
L
H
L
L
L
L
L
H
H
L
L
H
L
H
L
H
L
L
L
L
H
H
L
L
H
L
L
L
L
H
L
L
L
L
L
H
H
L
L
H
L
H
L
H
L
L
L
L
H
H
L
L
H
L
L
L
L
H
L
L
L
L
L
H
H
L
L
H
L
H
Address
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
X
BA, CA, A10
WRITE
L
H
L
L
L
L
H
H
BA, CA, A10
BA, RA
L
L
H
L
BA, A10
L
L
L
H
X
L
L
L
L
Op-Code, Mode-Add
L
H
H
L
X
L
H
L
H
READ with
AUTO
L
H
L
L
PRECHARGE ⁶⁾
L
L
H
H
(READA)
L
L
H
L
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
L
L
L
H
X
L
L
L
L
Op-Code, Mode-Add
Command
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
Burst Stop
READ/READA
WRITE/WRITEA
Active
PRE/PREA
Refresh
MRS
Burst Stop
READ/READA
WRITE/WRITEA
Active
PRE/PREA
Refresh
MRS
Action
ILLEGAL ²⁾
ILLEGAL ²⁾
Bank Active, Latch RA
ILLEGAL ⁴⁾
AUTO-Refresh ⁵⁾
Mode Register Set ⁵⁾
NOP
Begin Read, Latch CA,
Determine Auto-Precharge
Begin Write, Latch CA,
Determine Auto-Precharge
Bank Active/ILLEGAL ²⁾
Precharge/Precharge All
ILLEGAL
ILLEGAL
Terminate Burst
Terminate Burst, Latch CA,
Begin New Read, Determine
Auto-Precharge³⁾
ILLEGAL
Bank Active/ILLEGAL ²⁾
Terminate Burst, Precharge ¹⁰⁾
ILLEGAL
ILLEGAL
ILLEGAL
Terminate Burst With DM=High, Latch
CA, Begin Read, Determine Auto-Pre-
charge ³⁾
Terminate Burst, Latch CA,
Begin new Write, Determine Auto-Pre-
charge ³⁾
Bank Active/ILLEGAL ²⁾
Terminate Burst With DM=High,
Precharge ¹⁰⁾
ILLEGAL
ILLEGAL
ILLEGAL
NOTE6
ILLEGAL
NOTE6
NOTE6
ILLEGAL
ILLEGAL
- 20 -