參數(shù)資料
型號(hào): UPD46128512F9-CR2
廠商: NEC Corp.
英文描述: 128M-BIT CMOS MOBILE SPECIFIED RAM 8M-WORD BY 16-BIT EXTENDED TEMPERATURE OPERATION
中文描述: 128兆位CMOS移動(dòng)指明內(nèi)存800萬(wàn)字由16位溫度范圍
文件頁(yè)數(shù): 76/82頁(yè)
文件大?。?/td> 817K
代理商: UPD46128512F9-CR2
Preliminary Data Sheet M17507EJ2V0DS
76
μ
PD46128512-X
Figure 9-4. Mode Register Setting Flow Chart
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
Start
Read Operation
Address = 7FFFFFH
toggled the
/CE1 and /OE
Write Operation
Address = 7FFFFFH
toggled the /CE1
Write Operation
Address = 7FFFFFH
toggled the /CE1
Write Operation
Address = 7FFFFFH
toggled the /CE1
Write Data = Code 1
Note1
Write Operation
Address = 7FFFFFH
toggled the /CE1
Write Data = Code 2
Note2
Read Operation
Address = Don't Care
toggled the /CE1 and /OE
End
Mode Register Setting Exit
Re-setup the mode register
Notes 1.
Refer to
Table 5-1
.
2.
Refer to
Table 5-2
.
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