參數(shù)資料
型號: μPD703001
廠商: NEC Corp.
英文描述: 16/32 Bit Single Chip Microcontrollers(16/32位單片微控制器)
中文描述: 16/32位單片機微控制器(16/32位單片微控制器)
文件頁數(shù): 76/88頁
文件大?。?/td> 614K
代理商: ΜPD703001
76
μ
PD703000, 703001
(6) Write timing (1/2)
Parameter
Symbol
Condition
MIN.
MAX.
Unit
CLKOUT
↑ →
address delay time
<20>
t
DKA
3
32
ns
CLKOUT
↓ →
ASTB delay time
<22>
t
DKST
3
32
ns
CLKOUT
↑ →
DSTB delay time
<23>
t
DKD
3
32
ns
CLKOUT
↑ →
status delay time
<24>
t
DKS
3
32
ns
WAIT setup time (vs. CLKOUT
)
<27>
t
SWTK
7
ns
WAIT hold time (vs. CLKOUT
)
<28>
t
HKWT
7
ns
Address hold time (vs. CLKOUT
)
<29>
t
HKA
0
ns
Address setup time (vs. ASTB
)
<30>
t
SAST
0.5T–25
ns
Address hold time (vs. ASTB
)
<31>
t
HSTA
0.5T–15
ns
ASTB
↓ →
DSTB
delay time
<35>
t
DSTD
0.5T–15
ns
DSTB
↑ →
ASTB
delay time
<38>
t
DDSTH
0.5T–15
ns
Status setup time (vs. ASTB
)
<40>
t
SSST
0.5T–15
ns
Status hold time (vs. ASTB
)
<41>
t
HSTS
0.5T–20
ns
DSTB low-level width
<42>
t
WDL
(1+n)T–15
ns
ASTB high-level width
<43>
t
WSTH
T–20
ns
WAIT setup time (vs. address)
<44>
t
SAWT1
n
1
1.5T–50
ns
<45>
t
SAWT2
(1.5+n)T–50
ns
WAIT hold time (vs. address)
<46>
t
HAWT1
n
1
(0.5+n)T
ns
<47>
t
HAWT2
(1.5+n)T
ns
WAIT setup time (vs. ASTB
)
<48>
t
SSTWT1
n
1
T–35
ns
<49>
t
SSTWT2
(1+n)T–35
ns
WAIT hold time (vs. ASTB
)
<50>
t
HSTWT1
n
1
nT
ns
<51>
t
HSTWT2
(1+n)T
ns
CLKOUT
↑ →
data output delay time
<52>
t
DKOD
32
ns
DSTB
↓ →
data output delay time
<53>
t
DDOD
20
ns
Data output hold time (vs. CLKOUT
) <54>
t
HKOD
0
ns
Data output setup time (vs. DSTB
)
<55>
t
SODD
(1+n)T–30
ns
Data output hold time (vs. DSTB
)
<56>
t
HDOD
T–15
ns
Remarks 1.
T = t
CYK
2.
n indicates the number of wait clocks inserted in a bus cycle. The sampling timing varies when
programmable wait states are inserted.
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