參數(shù)資料
型號: MB86604LPFV
元件分類: 總線控制器
英文描述: SCSI BUS CONTROLLER, PQFP100
封裝: PLASTIC, LQFP-100
文件頁數(shù): 19/56頁
文件大?。?/td> 382K
代理商: MB86604LPFV
26
MB86604L
68 series handshake mode
(a) Write timing
* : The position number indicates the position in the waveform.
Parameter
Symbol
Value
Unit
Base signal
Position*
Min.
Max.
DACK “L” assert time
DREQ “H”
tRQAK
A0—
ns
DREQ “L” negate time
DACK “L”
tAKRQ
B
40
ns
DREQ “H” assert time (8 bit)
DACK “H”
tAKRQ1
C
50
ns
DREQ “H” assert time (16 bit)
DACK “H”
tAKRQ2
C—
2 tCLK + 40
ns
DMUDS/DMLDS “L” assert time
DACK “L”
tAKDS
D0
ns
DMR/W set up time
DMUDS/DMLDS “L”
tsuRW
E20
ns
DMR/W hold time
DMUDS/DMLDS “H”
thRW
F20
ns
DMUDS/DMLDS “L” level pulse width
twDSL
G40
ns
DACK “H” negate time
DMUDS/DMLDS “L”
tDSAK1
H1 tCLK
—ns
DMUDS/DMLDS “H”
tDSAK2
I0
ns
Input data set up time
DMUDS/DMLDS “H”
tsuDMD
J30
ns
Input data hold time
DMUDS/DMLDS “H”
thDMD
K5—
ns
E
J
F
K
Data
DREQ
DMD15 to DMD0
UDMDP, LDMDP
G
H
I
D
B
A
C
DACK
DMR/W
DMUDS/DMLDS
t RQAK
t AKRQ
t AKRQ1/2
t DSAK2
t hRW
t hDMD
t suDMD
t suRW
t AKDS
t DSAK1
t wDSL
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