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參數(shù)資料
| 型號(hào)： | uPD23C64040L |
| 廠商： | NEC Corp. |
| 英文描述： | 64M-Bit Mask-Programmble ROM(64M位掩膜可編程ROM) |
| 中文描述： | 6400位掩?？删幊坦獗P（6400位掩膜可編程光盤） |
| 文件頁數(shù)： | 10/16頁 |
| 文件大?。?/td> | 98K |
| 代理商： | UPD23C64040L |
10
μ
PD23C64040L
Read Cycle Timing Chart 2 (Page Access Mode)
A2 to A21 (Input)
/CE (Input)
/OE, OE (Input)
t
ACC
Data Out
t
CE
t
OE
t
PAC
Note 4
t
PAC
Note 4
O0 to O7,
Note 3
O8 to O15
A–1,
Note 1
A0, A1
(Input)
(Output)
Data Out
Data Out
High impedance
High
impedance
t
OH
t
OH
t
OH
t
DF
Note 2
Notes 1.
During WORD mode, A–1 is O15.
2.
t
DF
is specified when one of /CE, /OE, OE is inactivated.
3.
During BYTE mode, O8 to O14 are high impedance and O15 is A–1.
4.
The definition of page access time is as follows.
Page access time
Upper address (A2 to A21)
inputs condition
/CE input condition
/OE, OE input condition
t
PAC
Before t
ACC
–
t
PAC
Before
t
CE
–
t
PAC
Before stabilizing of page
address (A –1, A0, A1)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| UPD23C64040LGY-XXX-MJH | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 or x16 ROM (Mask Programmable) |
| UPD23C64040LGY-XXX-MKH | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 or x16 ROM (Mask Programmable) |
| UPD23C64080JL | 制造商:NEC 制造商全稱:NEC 功能描述:64M-BIT MASK-PROGRAMMABLE ROM 8M-WORD BY 8-BIT (BYTE MODE) / 4M-WORD BY 16-BIT (WORD MODE) PAGE ACCESS MODE |
| UPD23C64080JLGX-XXX | 制造商:NEC 制造商全稱:NEC 功能描述:64M-BIT MASK-PROGRAMMABLE ROM 8M-WORD BY 8-BIT (BYTE MODE) / 4M-WORD BY 16-BIT (WORD MODE) PAGE ACCESS MODE |
| UPD23C64080JLGY-XXX-MJH | 制造商:NEC 制造商全稱:NEC 功能描述:64M-BIT MASK-PROGRAMMABLE ROM 8M-WORD BY 8-BIT (BYTE MODE) / 4M-WORD BY 16-BIT (WORD MODE) PAGE ACCESS MODE |
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