General Description
The AS1907/AS1908/AS1909 microprocessor supervisory circuits are ideal for monitoring the supply voltage of digital systems and microprocessors.

KEY FEATUREs
■ 3 Output Types: Push/Pull RESET, Push Pull RESETN, and Open Drain RESETN
■ Reset Threshold Range: 1.6 to 2.5V (~100mV increments)
■ RESET/RESETN:
    - Valid to VCC = 0.7V (AS1907 and AS1908)
    - Valid to VCC = 1.0V (AS1909)
■ Reset Pulse Widths: 1, 20, and 100ms
■ Supply Voltage Range: +0.7 to +3.6V
■ Supply Current Range: 2.6 to 7.0µA
■ Power Supply Transient Immunity
■ Requires No External Components
■ Operating Temperature Range: -40 to +125ºC
■ 3-pin SOT23 Package