NEC 78K0S/KB1+ User Manual page 360

CHAPTER 22 ELECTRICAL SPECIFICATIONS (TARGET VALUES) ((A2) grade product)
POC Circuit Characteristics (T
Parameter
Detection voltage
Power supply boot time
Note 1
Response delay time 1
Note 2
Response delay time 2
Minimum pulse width
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
Detection voltage (MAX.)
Detection voltage (TYP.)
Detection voltage (MIN.)
360
= −40 to +125°C)
A
Symbol Conditions
V
POC
: 0 V → 2.1 V
t V
PTH DD
t When power supply rises, after reaching
PTHD
detection voltage (MAX.)
t
When power supply falls
PD
t
PW
(V )
DD
t
PTH
User's Manual U17446EJ3V1UD
(A2) grade product T
MIN.
2.0
1.5
0.2
t
PW
t
t
PTHD PD
= −40 to +125°C
A
TYP. MAX. Unit
2.1 2.26 V
μ
s
3.0 ms
1.0 ms
ms
Time