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EVAL-ADE7169F16EBZ Scheda tecnica(PDF) 49 Page - Analog Devices |
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EVAL-ADE7169F16EBZ Scheda tecnica(HTML) 49 Page - Analog Devices |
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49 / 144 page ![]() ADE7566/ADE7569/ADE7166/ADE7169 Rev. A | Page 49 of 144 PGA1 ADC IPA IBP IN I REFERENCE IBGAIN ×1, ×2, ×4 ×8, ×16 {GAIN[2:0]} HPF DIGITAL INTEGRATOR* dt MODE 1[5] CURRENT RMS (Irms) CALCULATION WAVEFORM SAMPLE REGISTER ACTIVE AND REACTIVE POWER CALCULATION 0V V1 ANALOG INPUT RANGE 0.25V, 0.125V, 62.5mV, 31.3mV CURRENT CHANNEL WAVEFORM DATA RANGE 0x28F5C2 0x000000 0xD70A3E CURRENT CHANNEL WAVEFORM DATA RANGE AFTER INTEGRATOR (50Hz) 0x342CD0 0x000000 0xCBD330 CURRENT CHANNEL WAVEFORM DATA RANGE AFTER INTEGRATOR (60Hz) 0x2B7850 0x000000 0xD487B0 60Hz 50Hz *WHEN DIGITAL INTEGRATOR IS ENABLED, FULL-SCALE OUTPUT DATA IS ATTENUATED DEPENDING ON THE SIGNAL FREQUENCY BECAUSE THE INTEGRATOR HAS A –20dB/DECADE FREQUENCY RESPONSE. WHEN DISABLED, THE OUTPUT IS NOT FURTHER ATTENUATED. PGA1 ADC HPF Figure 46. ADC and Signal Processing in Current Channel with PGA1 = 2, 4, 8, or 16 for ADE7166 and ADE7169 ANALOG INPUT RANGE HPF ADC REFERENCE V2 0V 0.5V, 0.25V, 0.125V, 62.5mV, 31.3mV VOLTAGE RMS (Vrms) CALCULATION VP VN PGA2 V2 VOLTAGE CHANNEL WAVEFORM DATA RANGE 0xD70B 0x0000 0x28F5 ACTIVE AND REACTIVE POWER CALCULATION LPF1 f–3dB = 63.7Hz MODE 1[6] ZX SIGNAL DATA RANGE FOR 60Hz SIGNAL 0xE230 0x0000 0x1DD0 ZX DETECTION ZX SIGNAL DATA RANGE FOR 50Hz SIGNAL 0xDFC9 0x0000 0x2037 VOLTAGE PEAK DETECT ×1, ×2, ×4, ×8, ×16 {GAIN[7:5]} WAVEFORM SAMPLE REGISTER *WHEN DIGITAL INTEGRATOR IS ENABLED, FULL-SCALE OUTPUT DATA IS ATTENUATED DEPENDING ON THE SIGNAL FREQUENCY BECAUSE THE INTEGRATOR HAS A –20dB/DECADE FREQUENCY RESPONSE. WHEN DISABLED, THE OUTPUT IS NOT FURTHER ATTENUATED. Figure 47. ADC and Signal Processing in Voltage Channel |
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