MB3793-42PNF-G-JN-6E1 Fujitsu Semiconductor America Inc, MB3793-42PNF-G-JN-6E1 Datasheet - Page 12

• Manufacturer Part Number: MB3793-42PNF-G-JN-6E1
• Description: IC PWR SUPP MON DUAL WD 8SOP
• Manufacturer: Fujitsu Semiconductor America Inc
• Type: Simple Reset/Power-On Resetr

Specifications of MB3793-42PNF-G-JN-6E1

• Number Of Voltages Monitored: 1
• Output: CMOS Inverted
• Reset: Active Low
• Reset Timeout: 80 ms Minimum
• Voltage - Threshold: 4.2V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 865-1028-2

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MB3793-42
5. Clock pulse input (Positive clock pulse)
6. Inhibition input rising and falling time
Note: The MB3793 watchdog timer monitors Clock 1 (CK1) and Clock 2 (CK2) pulses al-
CTW
CK1
CK2
V
V
ternately. When a CK2 pulse is detected after detecting a CK1 pulse, the monitor-
ing time setting capacity (C
When two consecutive pulses occur on one side of this alternation before switch-
ing, the second pulse is ignored. In the above figure, pulses *1 and *2 are ignored.
H
L
INH
10
90
t
ri
*1
TW
) switches to charging from discharging.
*2
V
CC
t
90
fi
10
0 V