MCP120/130 Microcontroller Supervisory Circuit with Open Drain Output FEATURES • Holds microcontroller in reset until supply voltage reaches stable operating level • Resets microcontroller during power loss • Precision monitoring of 3V, 3.
3V and 5V systems • 7 voltage trip points available • Active low RESET pin • Open drain output • Internal pull-up resistor (5 kΩ) for MCP130 • Holds RESET for 350 ms (typical) • RESET to VCC = 1.
0V • Accuracy of ±125 mV for 5V systems and ±75 mV for 3V systems over temperature • 45 µA typical operating current • Temperature range: - Industrial (I): -40°C to +85°C PACKAGES TO-92 with ‘D’ Bondout TO-92 WITH ‘F’ BONDOUT RST VSS VDD VSS VDD RST MCP120 MCP...

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