tmp89fm42 TOSHIBA Semiconductor CORPORATION, tmp89fm42 Datasheet - Page 398

• Manufacturer Part Number: tmp89fm42
• Description: 8 Bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

25.6 Voltage Detecting Circuit Characteristics
25. Electrical Characteristics
RA002
25.6 Voltage Detecting Circuit Characteristics
Note: Care must be taken in system designing since the power-on reset circuit may not fulfill its functions due to the fluc-
Symbol
t
Voltage detection reset signal
t
t
VLTOFF
tuations in the power supply voltage (V
VLTPW
VLTON
Signal to request the voltage
detection interrupt
Level of detected voltage
Figure 25-7 Operation Timing of the Voltage Detecting Circuit
Operating voltage
Voltage detection releasing response time
Voltage detecting detection response time
Voltage detecting minimum pulse width
Power supply voltage (V
Parameter
DD
)
DD
).
t
VLTON
Page 384
t
VLTPW
Min.
1.0


t
VLTOFF
Typ.
0.01
0.01

(V
SS
Max.
0.1
0.1
0 V, Topr

40 to 85qC)
Unit
ms
TMP89FM42