Watchdog Timer IC Prevents Automatic Reset Generation
Operating over a temperature range from -40°C to 125°C, STMicroelectronics’ STWD100 watchdog timer IC is designed to prevent automatic reset generation during in-system programming or boot-up. The device offers timeout periods of 3.4 ms, 6.3 ms, 102 ms, or 1.6 s, push-pull or open-drain active-low output configurations, and 2-mm × 2.1-mm 5-pin SC70-5 or 2.8-mm × 2.8-mm SOT23-5 packaging. The component operates in commercial and industrial environments in applications such as security equipment, financial systems, medical equipment, and networking devices. Pricing is $0.35 in 10,000 quantities.