參數(shù)資料
型號(hào): UPD4664312F9-BE75X-CR2
廠商: NEC Corp.
英文描述: 64M-BIT CMOS MOBILE SPECIFIED RAM 4M-WORD BY 16-BIT EXTENDED TEMPERATURE OPERATION
中文描述: 6400位CMOS移動(dòng)指明內(nèi)存分詞由16位溫度范圍
文件頁(yè)數(shù): 28/36頁(yè)
文件大?。?/td> 299K
代理商: UPD4664312F9-BE75X-CR2
Preliminary Data Sheet M15867EJ5V0DS
28
μ
PD4664312-X
Figure 6-12. Mode Register Setting Timing Chart
/LB, /UB (Input)
/WE (Input)
/CS (Input)
Address (Input)
/OE (Input)
I/O (Input)
t
RC
t
RC
t
WC
t
WC
3FFFFFH
t
WP
t
WR
t
WP
t
WR
t
DW
t
DH
t
DW
t
DH
3FFFFFH
3FFFFFH
3FFFFFH
xxxxH
xxxxH
Mode Register Setting
High-Z
High-Z
High-Z
Figure 6-13. Mode Register Setting Flow Chart
Start
End
Address= 3FFFFFH
Read with toggled the /CS, /OE
Address = 3FFFFFH
Write
Data = 00H
No
Mode register setting exit
Fail
Address = 3FFFFFH
Write
Data = xxH
No
Note
Note
xxH = 04H, 05H, 06H, 07H
No
No
No
No
Address= 3FFFFFH
Read with toggled the /CS, /OE
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