參數(shù)資料
型號(hào): CXP856P40Q
元件分類(lèi): 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁(yè)數(shù): 13/20頁(yè)
文件大?。?/td> 260K
代理商: CXP856P40Q
13
CXP851P16
External interrupt high and
low level widths
Reset input low level width
INT0 to
INT2
RST
1
8/fc
μs
μs
Item
Symbol
t
IH
t
IL
t
RSL
Pin
Condition
Min.
Max.
Unit
Power supply rise time
Power supply cut-off time
t
R
t
OFF
V
DD
Power-on reset
Repetitive power-on
0.05
1
50
ms
ms
(3) Interrupt, Reset input
(Ta =
10 to +75
°
C, V
DD
= 4.5 to 5.5V, Vss = 0V)
(4) Power-on reset
Power-on reset
(Ta =
10 to +75
°
C, V
DD
= 4.5 to 5.5V, Vss = 0V)
0.2V
DD
0.8V
DD
t
IH
t
IL
INT0 to INT2
(falling edge)
0.2V
0.2V
4.5V
V
DD
t
R
t
OFF
The power supply should rise smoothly.
Fig. 5. Interrupt input timing
t
RSL
0.2V
DD
RST
Fig. 6. RST input timing
Fig. 7. Power-on reset
Item
Symbol
Pin
Condition
Min.
Max.
Unit
Specifies only when power-on reset function is selected.
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