What the 9µs timeout means for your system
A 9µs typical reset timeout means the part holds the reset line low for about 9µs after all monitored voltages rise above their thresholds. That brief pulse is enough to let a processor's internal POR circuit initialize, but short enough that the system recovers quickly from a transient glitch. If your design requires a longer reset hold time (e.g., for an external oscillator to stabilize), you may need an external RC delay or a supervisor with an adjustable timeout. For most MCU and FPGA applications, 9µs is adequate.
Temperature range and deployment fit
Rated for -40°C to 85°C ambient, this supervisor fits industrial environments: motor drives, outdoor telecom cabinets, factory automation I/O modules, and battery-powered equipment that sees temperature swings. The 6-uDFN package is small enough for space-constrained designs but requires careful soldering — the 1.5mm x 1.0mm footprint is not hand-solder-friendly without a microscope.
Lifecycle and sourcing
The MAX6780LTB+ is listed as Active in production. No end-of-life notice or last-time-buy schedule is currently in effect.