參數(shù)資料
型號(hào): IC42S16100-7TI
英文描述: 512K x 16 Bits x 2 Banks (16-MBIT) SYNCHRONOUS DYNAMIC RAM
中文描述: 為512k × 16位× 2組(16兆)同步動(dòng)態(tài)RAM
文件頁(yè)數(shù): 18/78頁(yè)
文件大?。?/td> 789K
代理商: IC42S16100-7TI
IC42S16100
18
Integrated Circuit Solution Inc.
DR024-0D 06/25/2004
TWO BANKS OPERATION COMMAND TRUTH TABLE
(1,2)
Previous State Next State
A10 A9-A0
BANK 0 BANK 1
Operation
CS
RAS
CAS
WE
A11
BANK 0 BANK 1
DESL
NOP
BST
H
L
L
X
H
H
X
H
H
X
H
L
X
X
X
X
X
X
X
X
X
Any
Any
R/W/A
I
I/A
I/A
I/A
R/W
I/A
R/W
R/W/A
A
R/W/A
A
Any
Any
I/A
I/A
R/W/A
I
R/W/A
A
R/W/A
A
I/A
R/W
I/A
R/W
Any
Any
A
I
I/A
I/A
I/A
A
I/A
A
RP
RP
R
R
Any
Any
I/A
I/A
A
I
RP
RP
R
R
I/A
A
I/A
A
READ/READA
L
H
L
H
H
H
H
H
L
L
L
L
H
H
L
L
H
H
L
L
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
CA
(3)
RA
RA
X
X
X
X
X
X
X
WRIT/WRITA
L
H
L
L
H
H
H
H
L
L
L
L
H
L
X
X
H
H
L
L
X
H
H
L
L
H
H
L
L
RA
RA
H
H
L
L
L
L
X
I/A
R/W
I/A
R/W
R/W/A
A
R/W/A
A
Any
I
R/W/A/I
I/A
I/A
R/W/A/I
R/W/A/I
I/A
I
I
R/W/A
A
R/W/A
A
I/A
R/W
I/A
R/W
I
Any
I/A
R/W/A/I
R/W/A/I
I/A
I/A
R/W/A/I
I
I
I/A
A
I/A
A
WP
WP
W
W
Any
A
I
I
I/A
R/W/A/I
I
I
I
I
WP
WP
W
W
I/A
A
I/A
A
A
Any
I
I
I
I
I/A
R/W/A/I
I
I
ACT
L
L
H
H
PRE/PALL
L
L
H
L
REF
MRS
Notes:
1.
L
L
L
L
L
L
H
L
OPCODE
H: HIGH level input, L: LOW level input, X: HIGH or LOW level input, RA: Row Address, CA: Column
Address
The device state symbols are interpreted as follows:
2.
I
A
R
W
RP
WP
Any
Idle (inactive state)
Row Active State
Read
Write
Read With Auto-Precharge
Write With Auto-Precharge
Any State
3. CA: A8,A9 = don't care.
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