參數(shù)資料
型號: ML63P238
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: 4-Bit Microcontroller with Built-in 16K Word PROM, POCSAG Decoder, and Melody Circuit(帶內(nèi)置16K字PROM,POCSAG譯碼器和音頻電路的4位微控制器)
中文描述: 4位微控制器內(nèi)置16K的Word中胎膜早破,POCSAG碼解碼器,和旋律電路(帶內(nèi)置16K的字胎膜早破,POCSAG碼譯碼器和音頻電路的4位微控制器)
文件頁數(shù): 25/28頁
文件大?。?/td> 173K
代理商: ML63P238
Semiconductor
MSM63P238
25/28
(2) Writing to External Memory
Parameter
Write Cycle Time
Address Setup Time
Write Time
Write Recovery Time
Data Setup Time
Data Hold Time
Symbol
t
WC
t
AS
t
W
t
WR
t
DS
t
DH
Condition
Min.
Typ.
61.0
30.5
15.3
15.3
45.8
15.3
Max.
Unit
m
s
m
s
m
s
m
s
m
s
m
s
(a) When CPU operates at 32.768 kHz
Parameter
Write Cycle Time
Address Setup Time
Write Time
Write Recovery Time
Data Setup Time
Data Hold Time
Symbol
t
WC
t
AS
t
W
t
WR
t
DS
t
DH
Condition
Min.
1.0
0.4
0.2
0.2
0.7
0.2
Typ.
Max.
Unit
m
s
m
s
m
s
m
s
m
s
m
s
(b) When CPU operates at 2 MHz (V
DDH
= 2.9 to 5.5 V)
AC characteristics timing
("H" level = 4.0 V, "L" level = 1.0 V)
t
WC
t
DS
t
DH
t
AS
Address output
Port setup value
Port setup value
P7 - P4
(A15 - A0)
P8.1
(
WR
)
PA, P9
(D7 - D0)
MOVXB [RA], obj or MOVXB xadr16, obj
S2
S1
S2
S1
S2
S1
System clock
Output data
Port setup value
Port setup value
t
W
t
WR
5 V (V
DDI
)
0 V (V
SS
)
5 V (V
DDI
)
0 V (V
SS
)
5 V (V
DDI
)
0 V (V
SS
)
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