HA16117 Ver la hoja de datos (PDF) - Hitachi -> Renesas Electronics

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HA16117

CMOS Watchdog Timer

Hitachi -> Renesas Electronics 

HA16117F Series

Low Voltage Threshold vs. Ambient Temperature

5.0

HA16117FA

VTL-Ta

4.5

VCC

(−50ppm/°C)

4.0

0.01 µ

0.1 µ

VCC

Tadj

P-RUN ACC

CF

GND

CR

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

VHYS -Ta

100

VCC

50

0.01

0

−30

0

50

85

Ambient temperature Ta (°C)

VCC

Tadj

P-RUN ACC

CF

CR

0.1

GND

RES

12V

510k

750k

5V

regulator

Oscilloscope

Test circuit

19

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