參數(shù)資料
型號: UPD70741
廠商: NEC Corp.
元件分類: 16位微控制器
英文描述: V821TM 32-/16-BIT MICROPROCESSOR
中文描述: V821TM 32-/16-BIT微處理器
文件頁數(shù): 74/112頁
文件大?。?/td> 605K
代理商: UPD70741
μ
PD70741
74
(c) Write timing (1/2)
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
Write cycle time
43
t
WC
(n + 2)T - 10
ns
CSn setup time (relative to WR
)
44
t
CW
(n + 1.5)T - 10
ns
Address setup time (relative to WR
)
45
t
AW
(n + 1.5)T - 10
ns
Address valid time prior to WR
46
t
AWS
0.5T - 7
ns
Address valid time after WR
47
t
AWH
0.5T - 10
ns
CSn valid time prior to WR
48
t
CWS
0.5T - 7
ns
CSn valid time after WR
49
t
CWH
0.5T - 10
ns
WR pulse width
50
t
WRP
(n + 1)T - 7
ns
Delay from WR
to data output (ADC = 0)
51
t
WDS0
-10
ns
Delay from WR
to data output (ADC = 1)
52
t
WDS1
0.5T - 10
ns
Data output valid time prior to WR (ADC = 0)
53
t
DWS0
(n + 1)T - 7
ns
Data output valid time prior to WR (ADC = 1)
54
t
DWS1
(n + 0.5)T - 7
ns
Data output valid time after WR
55
t
DWH
0.5T - 10
ns
Remark
T : t
CYK
n : Wait state count
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