© ABLIC Inc., 2014-2017
AUTOMOTIVE, 125°C OPERATION,
3.8 A CURRENT CONSUMPTION
WATCHDOG TIMER WITH RESET FUNCTION
The S-19400/19401 Series is a watchdog timer developed using CMOS technology, which can operate with low current
consumption of 3.8 A typ. The reset function and the low voltage detection function are available.
Caution This product can be used in vehicle equipment and in-vehicle equipment. Before using the product in
the purpose, contact to ABLIC Inc. is indispensable.
Detection voltage accuracy:
Reset time-out period:
Watchdog operation is switchable:
Watchdog operation voltage range:
Watchdog mode switching function*1:
Watchdog input edge is selectable:
Product type is selectable:
Operation temperature range:
Lead-free (Sn 100%), halogen-free
2.0 V to 5.0 V, selectable in 0.1 V step
VDD = 0.9 V to 6.0 V
3.8 A typ.
14.5 ms typ. (CPOR = 2200 pF)
2.5 V to 6.0 V
Time-out mode, window mode
Rising edge, falling edge, both rising and falling edges
(Product with W / T pin (Output: WDO pin))
S-19401 Series ___
(Product without W / T pin (Output: RST pin, WDO pin))
Ta = 40°C to 125°C
*1. The S-19401 Series is fixed to the window mode.
*2. Contact our sales office for details.
Automotive (engine, transmission, suspension, ABS, related-devices for EV / HEV / PHEV, etc.)