參數(shù)資料
型號: CXP921F064A
英文描述: CMOS 16-bit Single Chip Microcomputer
中文描述: 的CMOS 16位單片機
文件頁數(shù): 21/34頁
文件大小: 402K
代理商: CXP921F064A
21
CXP921064A
Fig.3. Event count input timing
EC
t
EH
t
EL
0.8V
DD
0.2V
DD
(2) Event count input
(Topr =
20 to +75
°
C, V
DD
= 2.7 to 3.3V, Vss = 0V reference)
Item
Event count input clock
pulse width
t
EH
,
t
EL
EC
Fig.3
t
sys + 100
ns
Symbol
Pins
Conditions
Min.
Max.
Unit
Fig.4. Interruption input timing
0.2V
DD
t
IH
t
IL
0.8V
DD
NMI
INT0 to INT7
KS0 to KS15
0.2V
DD
RST
t
RST
Fig.5. Reset input timing
(3) Interruption and reset input
(Topr =
20 to +75
°
C, V
DD
= 2.7 to 3.3V, Vss = 0V reference)
Item
External interruption
high, low level width
t
IH
,
t
IL
t
RST
NMI
INT0 to INT7
KS0 to KS15
INT4 to INT7
RST
Main mode
Sub mode
Sleep mode
Clock mode
Stop mode
Noise filter
selected
Fig.5
φ
PS4
PS6
ns
μs
ns
ns
t
sys + 100
1
2
t
sys + 100
32/f
EX
+ 100
128/f
EX
+ 100
3
t
sys + 200
Reset input low level
width
Symbol
Pins
Conditions
Min.
Max.
Unit
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