Advance Information
UM-TM57PE10_E
8-Bit Microcontroller
48
tenx technology inc.
Preliminary
Rev 1.4, 2012/01/19
3. Clock Timing
(T
A
= -40°C to +85°C)
Parameter
Condition
Min
Typ
Max
Unit
External RC Frequency
V
DD
= 3V
R = 4.7K
C = 20 pF
–
2.7
–
MHz
R = 10K
C = 100 pF
–
0.8
–
R = 100K
C = 100 pF
–
0.1
–
V
DD
= 5V
R = 4.7K
C = 20 pF
–
3.6
–
R = 10K
C = 100 pF
–
0.7
–
R = 100K
C = 100 pF
–
0.08
–
Fast Internal RC Frequency
25°C, V
DD
= 3 ~ 5.5V
7.75
8
8.25
25°C, V
DD
= 2.6 ~ 3V
7.6
8
8.4
-40°C ~ 85°C, V
DD
= 2.6 ~ 5.5V
7.5
8
8.5
4. Reset Timing Characteristics
(T
A
= -40°C to +85°C, V
DD
= 5V)
Parameter
Conditions
Min
Typ
Max
Unit
RESET Input Low width
Input V
DD
= 5V ± 10 %
3
–
–
µ
s
WDT wakeup time
V
DD
= 5V, WKTPSC = 00
–
14
–
ms
V
DD
= 3V, WKTPSC = 00
–
18
–
CPU start up time
V
DD
= 5V
–
3.5
–
ms
6. Characteristic Graphs
WDT/WKT TimeOut vs. Voltage
0
5
10
15
20
25
30
2.5
3
4
5
5.5
V
ms
-40
℃
0
℃
25
℃
50
℃
85
℃