* Very Small Package: 1.45-mm × 1.00-mm SON * Operating Range: 1.6 V to 6.5 V * Single (TPS3422) or Dual (TPS3420 and TPS3421) Push-Button Inputs * Low Supply Current: 250 nA (Typical) * Two-State Logic, User-Selectable Input Delay: * For Example: 7.5 s and 0 s * Multiple Timing Options Available * Fixed Time-out Pulse at RST (TPS3421 and TPS3422): 400 ms (Typical) * Other Timing Options Available on Request * Active Low, Open-Drain Output