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Single-Phase Power Metering AFE：AL81XX
· 3.3V power supply: 2.9V to 3.6V.
· Reference: 1.210V (typical drift 10ppm/°C).
· Typical power dissipation in full operation: 1.3mA (+-10%).(AL8110)/Power dissipation in full operation: 1.7mA (+-10%).(AL8120)
· Supporting one current channel for active and reactive energy metering simultaneously(AL8110)/Supporting two current channels for active energy metering and one current channel reactive energy metering simultaneously(AL8120)
· Highly metering accurate:
Supporting IEC 62053-21:2003, IEC 62053-22:2003 and IEC 62053-23:2003;
Less than 0.1% error for active/reactive energy metering over a dynamic range of 5000:1;
· 2 independent oversampling ∑/∆ ADCs: one for voltage and one for current.(AL8110)
· 3 independent oversampling ∑/∆ ADCs: one for voltage and two for currents(AL8120)
· Various measurements:
DC components of voltage and current signals;
Instantaneous /average current and voltage RMS;
Instantaneous /average active/reactive power;
Line frequency;
Phase
· Automatic baud rate adaption UART interface, supporting baud rate: 1200bps~9600bps
· No input crystal required.
· Current input: Shunt resistor or CT
· Operating temperature: -40~+85°C.
· Storage temperature: -55~+150°C.
· Package: AL8110 8-SOP/AL8120 16-SOP
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