參數(shù)資料
型號: UPD70F3025AGC-25-8EU
廠商: NEC Corp.
英文描述: V853TM 32-/16-BIT SINGLE-CHIP MICROCONTROLLER
中文描述: V853TM 32-/16-BIT單片機
文件頁數(shù): 24/44頁
文件大?。?/td> 295K
代理商: UPD70F3025AGC-25-8EU
μ
PD70F3003A, 70F3025A
24
Data Sheet U13189EJ3V0DS00
(6) Write timing (1/2)
Parameter
Symbol
Condition
25 MHz Model
33 MHz Model
Unit
MIN.
MAX.
MIN.
MAX.
CLKOUT
↑→
address delay time
<20>
t
DKA
3
20
3
20
ns
CLKOUT
↑→
R/W, UBEN, LBEN delay time
<78>
CLKOUT
↓→
ASTB delay time
t
DKA2
–2
+13
–2
+13
ns
<22>
t
DKST
3
15
3
15
ns
CLKOUT
↑→
DSTB delay time
<23>
t
DKD
3
15
3
15
ns
WAIT setup time (vs. CLKOUT
)
<26>
t
SWTK
5
5
ns
WAIT hold time (vs. CLKOUT
)
<27>
t
HKWT
5
5
ns
Address hold time (vs. CLKOUT
) <28>
t
HKA
0
0
ns
Address setup time (vs. ASTB
)
<29>
t
SAST
–40
°
C
T
A
+70
°
C
0.5 T – 10
0.5 T – 10
ns
70
°
C
<
T
A
85
°
C
0.5 T – 12
0.5 T – 12
ns
Address hold time (vs. ASTB
)
ASTB
↓→
DSTB
delay time
<30>
t
HSTA
0.5 T – 10
0.5 T – 10
ns
<34>
t
DSTD
0.5 T – 10
0.5 T – 10
ns
DSTB
↑→
ASTB
delay time
<37>
t
DDSTH
0.5 T – 10
0.5 T – 10
ns
DSTB width, low
<39>
t
WDL
–40
°
C
T
A
+70
°
C
(1 + n) T – 10
(1 + n) T – 10
ns
70
°
C
<
T
A
85
°
C
(1 + n) T – 13
(1 + n) T – 13
ns
ASTB width, high
<40>
t
WSTH
T – 10
T – 10
ns
WAIT setup time (vs. address)
<41>
t
SAWT1
n
1, –40
°
C
T
A
+70
°
C
1.5 T – 20
1.5 T – 20
ns
n
1, 70
°
C
<
T
A
85
°
C
1.5 T – 24
1.5 T – 24
ns
<42>
t
SAWT2
n
1, –40
°
C
T
A
+70
°
C
(1.5 + n) T – 20
(1.5 + n) T – 20
ns
n
1, 70
°
C
<
T
A
85
°
C
(1.5 + n) T – 24
(1.5 + n) T – 24
ns
WAIT hold time (vs. address)
<43>
t
HAWT1
n
1
(0.5 + n) T
(0.5 + n) T
ns
<44>
t
HAWT2
n
1
(1.5 + n) T
(1.5 + n) T
ns
WAIT setup time (vs. ASTB
)
<45>
t
SSTWT1
n
1, –40
°
C
T
A
+70
°
C
T – 18
T – 18
ns
n
1, 70
°
C
<
T
A
85
°
C
T – 20
T – 20
ns
<46>
t
SSTWT2
n
1
(1 + n) T – 15
(1 + n) T – 15
ns
WAIT hold time (vs. ASTB
)
<47>
t
HSTWT1
n
1
nT
nT
ns
<48>
t
HSTWT2
n
1
(1 + n) T
(1 + n) T
ns
CLKOUT
↑→
data output delay time
<49>
t
DKOD
–40
°
C
T
A
+70
°
C
20
20
ns
70
°
C
<
T
A
85
°
C
23
23
ns
DSTB
↓→
data output delay time
<50>
t
DDOD
10
10
ns
Data output hold time (vs. CLKOUT
)
<51>
t
HKOD
0
0
ns
Data output setup time (vs. DSTB
)
<52>
t
SODD
(1 + n) T – 15
(1 + n) T – 15
ns
Data output hold time (vs. DSTB
) <53>
t
HDOD
T – 10
T – 10
ns
Remarks 1.
T = t
CYK
2.
n indicates the number of wait clocks inserted in the bus cycle. The sampling timing differs when
the programmable wait state is inserted.
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