tmp89fm82t TOSHIBA Semiconductor CORPORATION, tmp89fm82t Datasheet - Page 449

• Manufacturer Part Number: tmp89fm82t
• Description: 8 Bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

25.6
Note:Care must be taken in system designing since the power-on reset circuit may not fulfill its functions due to the
Voltage Detecting Circuit Characteristics
Voltage detection reset signal
Signal to request the voltage
detection interrupt
Symbol
t
t
VLTOFF
t
VLTPW
fluctuations in the power supply voltage (V
VLTON
Level of detected voltage
Figure 25-7 Operation Timing of the Voltage Detecting Circuit
Operating voltage
Power supply voltage (V
Voltage detection releasing response time
Voltage detecting detection response time
Voltage detecting minimum pulse width
Parameter
DD
)
DD
).
t
Page 433
VLTON
Min.
1.0
t
−
−
VLTPW
t
Typ.
0.01
0.01
VLTOFF
−
(V
SS
= 0 V, Topr = −40 to 125°C)
Max.
0.1
0.1
−
TMP89FM82T
Unit
ms