
CHAPTER 23 ELECTRICAL SPECIFICATIONS ((A2) grade product)
User’s Manual U17446EJ5V0UD
366
(A2) grade product TA =
40 to +125°C
POC Circuit Characteristics (TA =
40 to +125°C)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Detection voltage
VPOC
2.0
2.1
2.26
V
Power supply boot time
tPTH
VDD: 0 V
→ 2.1 V
1.5
μs
Response delay time 1
Note 1
tPTHD
When power supply rises, after reaching
detection voltage (MAX.)
3.0
ms
Response delay time 2
Note 2
tPD
When power supply falls
1.0
ms
Minimum pulse width
tPW
0.2
ms
Notes 1.
Time required from voltage detection to internal reset release.
2.
Time required from voltage detection to internal reset signal generation.
POC Circuit Timing
Supply voltage
(VDD)
Detection voltage (MIN.)
Detection voltage (TYP.)
Detection voltage (MAX.)
tPTH
tPTHD
tPW
tPD
Time