HA16117F Datasheet, PDF (19/31 Pages) Hitachi Semiconductor – CMOS Watchdog Timer

HA16117F Series
Low Voltage Threshold vs. Ambient Temperature
5.0
HA16117FA
V_TL-Ta
4.5
V_CC
(−50ppm/°C)
4.0
0.01 µ
0.1 µ
V_CC
Tadj
P-RUN ACC
C_F
GND
C_R
RES
12 V
510 k
750 k
5V
regulator
3.5
−30
0
50
85
Ambient temperature Ta (°C)
Oscilloscope
Test circuit
Threshold Hysteresis Width vs. Ambient Temperature
150
HA16117FA
V_HYS -Ta
100
V_CC
50
0.01
0
−30
0
50
85
Ambient temperature Ta (°C)
V_CC
Tadj
P-RUN ACC
C_F
C_R
0.1
GND
RES
12V
510k
750k
5V
regulator
Oscilloscope
Test circuit
19