Benutzeranleitung / Produktwartung ADE7753 des Produzenten Analog Devices
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One Technology Way, P.O. Box 9106, Norwood. MA 02062-9106, U.S.A. Tel: 781/329-4700 www.analog.com Fax: 781/326-8703 © Analog Devices, Inc., 200 2 REV.
-2- (AV DD = DV DD = 5V ± 5%, AGND = DGND = 0V, On-Chip Reference, CLKIN = 3.579545MHz XTAL, TMIN to TMAX = -40°C to +85°C) REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA ADE7753–SPECIFICA TIONS 1,3 Parameter Spec Units Test Conditions/Comments ENERGY MEASUREMENT ACCURACY Measurement Bandwidth 1 4 k H z CLKIN = 3.
ADE7753 –3– REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA Parameter Spec Units Test Conditions/Comments REFERENCE INPUT REF IN/OUT Input Voltage Range 2. 6 V max 2.4 V +8% 2 . 2 V min 2.4V -8% Input Capacitance 1 0 pF max ON-CHIP REFERENCE Nominal 2.
ADE7753 – 4 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA CS SCLK DIN A4 A3 A2 A1 A0 DB7 Most Significant Byte t 1 t 2 t 3 t 4 t 5 t 8 1 DB0 DB7 DB0 t 6 Least Significant Byte t 7 t 7 00 Command B.
ADE7753 – 5 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA T erminology MEASUREMENT ERROR MEASUREMENT ERROR MEASUREMENT ERROR MEASUREMENT ERROR MEASUREMENT ERROR The error associated with the energ.
ADE7753 – 6 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA PIN FUNCTION DESCRIPTION PIN FUNCTION DESCRIPTION PIN FUNCTION DESCRIPTION PIN FUNCTION DESCRIPTION PIN FUNCTION DESCRIPTION Pin No.
ADE7753 – 7 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA PIN CONFIGURATION PIN CONFIGURATION PIN CONFIGURATION PIN CONFIGURATION PIN CONFIGURATION SSOP Packages 1 2 3 4 5 6 7 8 9 10 20 19 18 17 1.
ADE7753 – 8 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA Typical Performance Characteristics-ADE7753.
ADE7753 – 9 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA ANALOG INPUTS ANALOG INPUTS ANALOG INPUTS ANALOG INPUTS ANALOG INPUTS The ADE7753 has two fully differential voltage input chan- nels. The maximum differential input voltage for input pairs V1P/V1N and V2P/V2N are ±0.
ADE7753 – 10 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA Waveform register will give an indication of the offset in the channel. This offset can be canceled by writing an equal and opposite offset value to the relevant offset register. The offset correction can be confirmed by performing another read.
ADE7753 – 11 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA ZERO CROSSING DETECTION ZERO CROSSING DETECTION ZERO CROSSING DETECTION ZERO CROSSING DETECTION ZERO CROSSING DETECTION The ADE7753 has a zero crossing detection circuit on Channel 2.
ADE7753 – 12 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA POWER SUPPLY MONITOR POWER SUPPLY MONITOR POWER SUPPLY MONITOR POWER SUPPLY MONITOR POWER SUPPLY MONITOR The ADE7753 also contains an on-chip power supply moni- tor. The Analog Supply (AV DD ) is continuously monitored by the ADE7753.
ADE7753 – 13 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA ADE7753 INTERRUPTS ADE7753 INTERRUPTS ADE7753 INTERRUPTS ADE7753 INTERRUPTS ADE7753 INTERRUPTS ADE7753 Interrupts are managed through the Interrupt Status register (STATUS[15:0]) and the Interrupt Enable register (IRQEN[15:0]).
ADE7753 – 14 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA TEMPERATURE MEASUREMENT TEMPERATURE MEASUREMENT TEMPERATURE MEASUREMENT TEMPERATURE MEASUREMENT TEMPERATURE MEASUREMENT ADE7753 also includes an on-chip temperature sensor. A temperature measurement can be made by setting bit 5 in the Mode register.
ADE7753 – 15 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA Antialias Filter Antialias Filter Antialias Filter Antialias Filter Antialias Filter Figure 17 also shows an analog low pass filter (RC) on the input to the modulator. This filter is present to prevent aliasing.
ADE7753 – 16 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA CHANNEL 1 ADC CHANNEL 1 ADC CHANNEL 1 ADC CHANNEL 1 ADC CHANNEL 1 ADC Figure 21 shows the ADC and signal processing chain for Channel 1. In waveform sampling mode the ADC outputs a signed 2 ’ s Complement 24-bit data word at a maximum of 27.
ADE7753 – 17 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA CHANNEL 2 ADC CHANNEL 2 ADC CHANNEL 2 ADC CHANNEL 2 ADC CHANNEL 2 ADC Channel 2 Sampling Channel 2 Sampling Channel 2 Sampling Channel 2 .
ADE7753 – 18 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA V2P V2N ADC 2 PGA2 1 x1, x2, x4, x8, x16 REFERENCE GAIN[7:5] V2 V1 0V Analog Input Range TO MULTIPLIER -63% to + 63% FS LPF1 20 0000h 4000h C000h 2852h D7AEh + FS - FS + 63% FS - 63% FS LPF Output word Range TO WAVEFORM REGISTER 2518h DAE8h + 59% FS - 59% FS 0.
ADE7753 – 19 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA 0 111 0 10 5 V2P V2N ADC 2 PGA2 1 V2 24 LPF2 HPF V1P V1N ADC 1 PGA1 V1 24 PHCAL[5:0] Delay Block 1.12 µ s / LSB -35 µ s to +35 µ s V1 V2 60Hz Channel 2 delay reduced by 4.48 µ s (0.1 ⬚ lead at 60Hz) FCh in PHCAL[5:0] V2 V1 0.
ADE7753 – 20 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA HPF LPF2 Current Signal - i(t) Voltage Signal - v(t) Instantaneous Power Signal - p(t) MULTIPLIER Active Power Signal - P CCCCDh I V 1999.
ADE7753 – 21 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA ENERGY CALCULATION ENERGY CALCULATION ENERGY CALCULATION ENERGY CALCULATION ENERGY CALCULATION As stated earlier, power is defined as the rate of energy flow. This relationship can be expressed mathematically as Equation 5.
ADE7753 – 22 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA POWER OFFSET CALIBRATION POWER OFFSET CALIBRATION POWER OFFSET CALIBRATION POWER OFFSET CALIBRATION POWER OFFSET CALIBRATION The ADE7753 also incorporates an Active Power Offset register (APOS[15:0]).
ADE7753 – 23 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA t E(t) − R S T U V W VI 4. (1 + 2. / 8.9Hz) sin(4. F F . .. ) ff ft ll l VIt Figure 38 – Output frequency ripple LINE CYCLE ENERGY AC.
ADE7753 – 24 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA NO LOAD THRESHOLD NO LOAD THRESHOLD NO LOAD THRESHOLD NO LOAD THRESHOLD NO LOAD THRESHOLD The ADE7753 includes a "no load threshold" feature that will eliminate any creep effects in the meter.
ADE7753 – 25 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA Reac t i v e Po w er Active Po w er Appa re nt Po w er θ Figure 42 - Power triangle () () θ ω ω + = = t t i t t v sin I 2 ) ( sin V 2.
ADE7753 – 26 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA 51 0 + + Σ APP ARENT POWER 00000h D1B71h time (nT) T APP ARENT PO WER ARE ACCUMULA TED (INTEGRATED) IN THE APP ARENT ENERGY REGISTER App.
ADE7753 – 27 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA CALIBRATING THE ENERGY METER CALIBRATING THE ENERGY METER CALIBRATING THE ENERGY METER CALIBRATING THE ENERGY METER CALIBRATING THE ENERG.
ADE7753 – 28 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA CLKIN FREQUENCY CLKIN FREQUENCY CLKIN FREQUENCY CLKIN FREQUENCY CLKIN FREQUENCY In this datasheet, the characteristics of the ADE7753 is shown with CLKIN frequency equals 3.
ADE7753 – 29 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA ADE7753 SERIAL INTERFACE ADE7753 SERIAL INTERFACE ADE7753 SERIAL INTERFACE ADE7753 SERIAL INTERFACE ADE7753 SERIAL INTERFACE All ADE7753 functionality is accessible via several on-chip registers – see Figure 49.
ADE7753 – 30 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA Figure 52 – Serial Interface Write Timing Diagram Figure 53 — 12 bit Serial Write Operation ADE7753 Serial Read Operation ADE7753 Ser.
ADE7753 – 31 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA ADE7753 REGISTER LIST ADE7753 REGISTER LIST ADE7753 REGISTER LIST ADE7753 REGISTER LIST ADE7753 REGISTER LIST Address Address Address Add.
ADE7753 – 32 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA Address Address Address Address Address Name Name Name Name Name R/W R/W R/W R/W R/W # of Bits # of Bits # of Bits # of Bits # of Bits De.
ADE7753 – 33 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA ADE7753 REGISTER DESCRIPTIONS ADE7753 REGISTER DESCRIPTIONS ADE7753 REGISTER DESCRIPTIONS ADE7753 REGISTER DESCRIPTIONS ADE7753 REGISTER DESCRIPTIONS All ADE7753 functionality is accessed via the on-chip registers.
ADE7753 – 34 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA Mode Register (09H) Mode Register (09H) Mode Register (09H) Mode Register (09H) Mode Register (09H) The ADE7753 functionality is configured by writing to the MODE register. Table VI below summarizes the functionality of each bit in the MODE register .
ADE7753 – 35 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA Interrupt Status Register (0BH) / Reset Interrupt Status Register (0CH) /Interrupt Enable Register (0Ah) Interrupt Status Register (0BH) .
ADE7753 – 36 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA OUTLINE DIMENSIONS OUTLINE DIMENSIONS OUTLINE DIMENSIONS OUTLINE DIMENSIONS OUTLINE DIMENSIONS Dimensions shown in inches and (mm) 20 11 10 1 0.295 (7.50) 0.271 (6.90) 0.311 (7.9) 0.301 (7.
ADE7753 – 37 – REV. PrC 01/02 PRELIMINARY TECHNICAL D A TA ADE7753 ERRATA (REV 1.0) ADE7753 ERRATA (REV 1.0) ADE7753 ERRATA (REV 1.0) ADE7753 ERRATA (REV 1.0) ADE7753 ERRATA (REV 1.0) The following is a list of known issues with the first revision of the ADE7753 silicon (rev 1.
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