參數(shù)資料
型號: MSM63P180-NGS-BK
廠商: LAPIS SEMICONDUCTOR CO LTD
元件分類: 微控制器/微處理器
英文描述: 4-BIT, OTPROM, 2 MHz, MICROCONTROLLER, PQFP176
封裝: 24 X 24 MM, 0.50 MM PITCH, PLASTIC, LQFP-176
文件頁數(shù): 21/36頁
文件大小: 236K
代理商: MSM63P180-NGS-BK
Semiconductor
MSM63P180
27/35
(2) Writing to External Memory
Parameter
Write Cycle Time
Address Setup Time
Write Time
Write Recovery Time
Symbol
Condition
Min.
Typ.
Max.
Unit
tWC
tAS
tW
tWR
61.0
ms
(a) When CPU operates at 32.768 kHz
Data Setup Time
tDS
ms
Data Hold Time
tDH
ms
30.5
15.3
45.8
15.3
Parameter
Write Cycle Time
Address Setup Time
Write Time
Write Recovery Time
Symbol
Condition
Min.
Typ.
Max.
Unit
tWC
tAS
tW
tWR
1.0
ms
(b) When CPU operates at 2 MHz (VDDH = 2.9 to 5.5 V)
Data Setup Time
tDS
ms
Data Hold Time
tDH
ms
0.4
0.2
0.7
0.2
AC characteristics timing
("H" level = 4.0 V, "L" level = 1.0 V)
tWC
tDS
tDH
tAS
Address output
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
tW
tWR
5 V (VDDI)
0 V (VSS)
5 V (VDDI)
0 V (VSS)
5 V (VDDI)
0 V (VSS)
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