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ADE7752BARW Datasheet(PDF) 3 Page - Analog Devices

No. de pieza ADE7752BARW
Descripción Electrónicos  Polyphase Energy Metering IC with Pulsed Output
Download  27 Pages
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Fabricante Electrónico  AD [Analog Devices]
Página de inicio  http://www.analog.com
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ADE7752BARW Datasheet(HTML) 3 Page - Analog Devices

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Preliminary Technical Data
ADE7752B
Rev. PrA | Page 3 of 27
SPECIFICATIONS
VDD = 5 V ± 5%, AGND = DGND = 0 V, on-chip reference, CLKIN = 10 MHz, TMIN to TMAX = −40°C to +85°C, unless otherwise noted.
Table 1.
Parameter
Conditions
Min
Typ
Max
Unit
ACCURACY1, 2
Measurement Error on
Current Channel
Voltage channel with full-scale signal (±500 mV),
25°C, over a dynamic range of 500 to 1
0.1
% Reading
Phase Error Between
Channels
PF = 0.8 Capacitive
±0.1
Degrees
PF = 0.5 Capacitive
±0.1
Degrees
AC Power Supply Rejection
SCF = 0, S0 = S1 = 1
Output Frequency
Variation (CF)
IA = IB = IC = 100 mV rms,
VA = VB = VC = 100 mV rms @ 50 Hz,
Ripple on VDD of 200 mV rms @ 100 Hz
0.01
% Reading
DC Power Supply Rejection
S1 = 1; S0 = SCF = 0
Output Frequency
Variation (CF)
V1 = 100 mV rms, V2 = 100 mV rms,
VDD = 5 V ± 250 mV
0.1
% Reading
ANALOG INPUTS
See Analog Inputs section
Maximum Signal Levels
VAP – VN, VBP – VN, VCP – VN, IAP – IAN, IBP – IBN, ICP – ICN
±0.5
V peak
difference
Input Impedance (DC)
CLKIN = 10 MHz
370
410
Bandwidth (−3 dB)
CLKIN/256, CLKIN = 10 MHz
14
kHz
ADC Offset Error1, 2
±25
mV
Gain Error
External 2.5 V reference, IA = IB = IC = 500 mV dc
±9
% Ideal
REFERENCE INPUT
REFIN/OUT Input Voltage
Range
2.4 V + 8%
2.6
V
2.4 V − 8%
2.2
V
Input Impedance
3.3
Input Capacitance
10
pF
ON-CHIP REFERENCE
Nominal 2.4 V
Reference Error
±200
mV
Temperature Coefficient
25
ppm/°C
CLKIN
All specifications for CLKIN of 10 MHz
Input Clock Frequency
10
MHz
LOGIC INPUTS3
ACF, S0, S1, and ABS
Input High Voltage, VINH
VDD = 5 V ± 5%
2.4
V
Input Low Voltage, VINL
VDD = 5 V ± 5%
0.8
V
Input Current, IIN
Typically 10 nA, VIN = 0 V to VDD
±3
μA
Input Capacitance, CIN
10
pF
LOGIC OUTPUTS3
F1 and F2
Output High Voltage, VOH
ISOURCE = 10 mA, VDD = 5 V
4.5
V
Output Low Voltage, VOL
ISINK = 10 mA, VDD = 5 V
0.5
V
CF and NEGP
Output High Voltage, VOH
VDD = 5 V, ISOURCE = 5 mA
4.5
V
Output Low Voltage, VOL
VDD = 5 V, ISINK = 5 mA
0.5
V
LED_CTRL
VDD = 5 V, CLKIN = 10 MHz
Output Frequency
17.39
kHz
Output High Voltage
VDD = 5 V, ISOURCE = 10 mA
4.5
V
Output Low Voltage
VDD = 5 V, ISINK = 10 mA
TBD
V


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