參數(shù)資料
型號: UPD4632312AF9-B65X-BC2
廠商: NEC Corp.
英文描述: 32M-BIT CMOS MOBILE SPECIFIED RAM 2M-WORD BY 16-BIT EXTENDED TEMPERATURE OPERATION
中文描述: 32兆位CMOS移動指明內(nèi)存200萬字由16位溫度范圍
文件頁數(shù): 6/36頁
文件大小: 320K
代理商: UPD4632312AF9-B65X-BC2
Preliminary Data Sheet M15874EJ5V0DS
6
μ
PD4632312A-X
Truth Table
/CS
MODE
/OE
/WE
/LB
/UB
Mode
I/O
Supply
I/O0 to I/O7
I/O8 to I/O15
current
H
H
×
×
×
×
Not selected (Standby Mode 1)
High-Z
High-Z
I
SB1
×
H
×
×
H
H
Not selected (Standby Mode 1)
High-Z
High-Z
×
L
×
×
×
×
Not selected (Standby Mode 2)
Note
High-Z
High-Z
I
SB2
L
H
H
H
×
×
Output disable
High-Z
High-Z
I
CCA
L
H
L
L
Word read
D
OUT
D
OUT
L
H
Lower byte read
D
OUT
High-Z
H
L
Upper byte read
High-Z
D
OUT
H
L
L
L
Word write
D
IN
D
IN
L
H
Lower byte write
D
IN
High-Z
H
L
Upper byte write
High-Z
D
IN
Note
MODE pin must be fixed to high level except Standby Mode 2. (refer to
2.3 Standby Mode Status Transition
).
Remark
×
: V
IH
or V
IL
, H: V
IH
, L: V
IL
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