參數(shù)資料
型號(hào): UPD442012AGY-DD12X-MJH
廠商: NEC Corp.
英文描述: 2M-BIT CMOS STATIC RAM 128K-WORD BY 16-BIT EXTENDED TEMPERATURE OPERATION
中文描述: 200萬位CMOS靜態(tài)RAM 128K的字由16位溫度范圍
文件頁數(shù): 5/24頁
文件大?。?/td> 148K
代理商: UPD442012AGY-DD12X-MJH
Data Sheet M14671EJ7V0DS
5
μ
PD442012A-X
Truth Table
/CE1
CE2
/OE
/WE
/LB
/UB
Mode
I/O
Supply current
I/O1 - I/O8
I/O9 - I/O16
H
×
×
×
×
×
Not selected
High impedance
High impedance
I
SB
×
L
×
×
×
×
Not selected
High impedance
High impedance
×
×
×
×
H
H
Not selected
High impedance
High impedance
L
H
H
H
L
×
Output disable
High impedance
High impedance
I
CCA
×
L
Output disable
High impedance
High impedance
L
H
L
L
Word read
D
OUT
D
OUT
L
H
Lower byte read
D
OUT
High impedance
H
L
Upper byte read
High impedance
D
OUT
×
L
L
L
Word write
D
IN
D
IN
L
H
Lower byte write
D
IN
High impedance
H
L
Upper byte write
High impedance
D
IN
Remark
×
: V
IH
or V
IL
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