MIC2774L-46YM5 Datasheet PDF - Micrel

●• Dual Micro-Power Low Voltage Supervisor • Monitors two independent power supplies for under-voltage conditions • One fi xed and one user adjustable input • Choice of factory-programmed thresholds • Adjustable input can monitor supplies as low as 0.3V • Generates 140ms (minimum) power-on reset pulse • Manual reset input • Choice of active-high, active-low, or open-drain active low reset outputs • Inputs may be pulled above VDD (7V abs. max.) • Monitoring processor ASIC, or FAGA core and I/O voltages • PDAs, hand-held PCs • Embedded controllers • Telecommunications systems • Power supplies • Wireless / Cellular systems • Networking hardware