參數(shù)資料
型號(hào): UPD4632312AF9-BE75X-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(dòng)指明內(nèi)存200萬字由16位溫度范圍
文件頁數(shù): 22/36頁
文件大?。?/td> 320K
代理商: UPD4632312AF9-BE75X-BC2
Preliminary Data Sheet M15874EJ5V0DS
22
μ
PD4632312A-X
Figure 6-7. Write Cycle Timing Chart 1 (/CS Controlled)
t
WC
t
AS
t
WC
t
AS
t
AS
A1
A2
A3
t
CW
t
CW
t
WR
t
WR
t
CP
t
CP
/CS (Input)
Address (Input)
/WE (Input)
/LB, /UB (Input)
Data In D2
Data In D1
t
DW
t
DH
t
DW
t
DH
/OE (Input)
t
ASO
t
OHAH
t
OES
t
OEH
I/O (Input)
High-Z
High-Z
High-Z
L
L
Cautions 1. During address transition, at least one of pins /CS and /WE, or both of /LB and /UB pins should be
inactivated.
2. Do not input data to the I/O pins while they are in the output state.
3. In write cycle, MODE and /OE should be fixed to high level.
Remark
Write operation is done during the overlap time of a low level /CS, /WE, /LB and/or /UB.
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UPD4632312A-X 32M-BIT CMOS MOBILE SPECIFIED RAM 2M-WORD BY 16-BIT EXTENDED TEMPERATURE OPERATION
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