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參數(shù)資料
| 型號： | M66221FP |
| 廠商： | Mitsubishi Electric Corporation |
| 英文描述： | 256 x 9-BIT MAIL-BOX |
| 中文描述： | 256 × 9位企業(yè)郵箱 |
| 文件頁數(shù)： | 9/11頁 |
| 文件大?。?/td> | 119K |
| 代理商： | M66221FP |
MITSUBISHI
DIGITAL ASSP
M66221SP/FP
256
×
9-BIT MAIL-BOX
9
Contention Read Cycle (WE = V
IH
, OE = V
IL
)
Contention read cycle No .1 (Address control) See Notes 10 and 11.
Address A = Address B
Address B
(Address A)
Address matching
Address not matching
Previous cycle data
Data output
determined
Address A
(Address B)
Not Ready B
(Not Ready A)
I/O
0
B~I/O
8
B
(I/O
0
A~I/O
8
A)
t
APS
t
NAA
t
NDA
t
v(A)
t
NO
t
a(A)
Contention read cycle No. 2 (CS control) See Notes 10 and 12.
Address matching
Not Ready B
(Not Ready A)
I/O
0
B~I/O
8
B
(I/O
0
A~I/O
8
A)
t
APS
t
NAC
CSB
(CSA)
CSA
(CSB)
Addresses
A & B
t
NDC
t
en(CS)
t
NO
t
a(CS)
Data output determined
Address A = Address B
Notes 10:
11:
12:
The Not Ready output of the first-in port holds “H”.
When CS is set to “L” before the address input is determined.
When the address input is determined before CS transition to “L”.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| M66221SP | 256 x 9-BIT MAIL-BOX |
| M66230FP | A2RT(ADVANCED ASYNCHRONOUS RECEIVER & TRANSMITTER) |
| M66230P | A2RT(ADVANCED ASYNCHRONOUS RECEIVER & TRANSMITTER) |
| M66235 | STANDARD CLOCK GENERATOR |
| M66235FP | STANDARD CLOCK GENERATOR |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M66221SP | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:256 x 9-BIT MAIL-BOX |
| M66222FP | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:128 x 8-BIT x 2 MAIL-BOX |
| M66222SP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:128*8-BIT*2 MAIL-BOX |
| M66223FP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:Mail Box That Incorporates a Complete CMOS Shared Memory Cell |
| M66230FP | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:A2RT(ADVANCED ASYNCHRONOUS RECEIVER & TRANSMITTER) |
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