HA16117FPA RENESAS [Renesas Technology Corp], HA16117FPA Datasheet - Page 18

• Manufacturer Part Number: HA16117FPA
• Description: CMOS Watchdog Timer
• Manufacturer: RENESAS [Renesas Technology Corp]

HA16117F Series
Operating Characteristics and Test Circuits
Rev.3.00 Jun 15, 2005 page 18 of 30
P-RUN
RES
RES
V
CC
5 V
0 V
V
5 V
0 V
5 V
0 V
5 V
0 V
5 V
0 V
TL
RES and C
C
R
RES
R
waveforms at detect abnormal conditions
50 ms/div
50 ms/div
20 ms/div
Reset-clock off time (t
Power-on reset time (t
t
RL
t
ON
t
SW,OFF
OFF
t
RH
OFF
ON
)
)
time
time
time
5V
0V
5V
0V
f = 500Hz
duty 50%
0.01
0.01
5V
Circuit for measuring RES and C
0.01
50½
Oscilloscope
0.1
0.1
Circuit for measuring t
Circuit for measuring t
5 V
0.1
V
P-RUN ACC
C
C
V
P-RUN ACC
C
C
V
P-RUN ACC
C
C
CC
CC
CC
F
R
F
R
F
R
GND
GND
GND
RES
RES
RES
Tadj
Tadj
Tadj
Oscilloscope
Oscilloscope
Oscilloscope
OFF
ON
R
waveforms
510 k
510 k
510 k
750 k
750 k
750 k