ADE7757(2002) データシートの表示（PDF） - Analog Devices
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ADE7757 Datasheet PDF : 14 Pages
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PRELIMINARY TECHNICAL DATA
ADE7757–SPECIFICATIONS (VDD = 5 V ؎ 5%, AGND = DGND = 0 V, On-Chip Reference, rCKLIN = 5 kΩ 0.1% 5ppm/°C,
TMIN to TMAX = –40؇C to +85؇C)
Parameter
ACCURACY1, 2
Measurement Error1 on Channel V1
Phase Error1 Between Channels
V1 Phase Lead 37°
(PF = 0.8 Capacitive)
V1 Phase Lag 60°
(PF = 0.5 Inductive)
AC Power Supply Rejection1
Output Frequency Variation (CF)
DC Power Supply Rejection1
Output Frequency Variation (CF)
ANALOG INPUTS
Channel V1 Maximum Signal Level
Channel V2 Maximum Signal Level
Input Impedance (DC)
Bandwidth (–3 dB)
ADC Offset Error1, 2
Frequency Output Error1
Gain Error1
Value Units
Test Conditions/Comments
TBD
±0.1
±0.1
TBD
TBD
± 30
±165
TBD
7
±25
TBD
±7
Channel V2 with Full-Scale Signal (±165 mV),+25°C
% Reading typ Over a Dynamic Range 500 to 1
Line Frequency = 45 Hz to 65 Hz
Degrees(°) max
Degrees(°) max
S0 = S1 = 1,
% Reading typ V1 = V2 = 100 mV rms, @50 Hz
Ripple on VDD of 200 mV rms @ 100 Hz
S0 = S1 = 1,
% Reading typ V1 = 100 mV rms, V2 = 100 mV rms,
VDD = 5 V ±250 mV
mV max
mV max
kΩ min
kHz typ
mV max
% Ideal typ
% Ideal typ
See Analog Inputs Section
V1P and V1N to AGND
V2N and V2P to AGND
rCKLIN = 5 kΩ 0.1% 5ppm/°C
rCKLIN = 5 kΩ 0.1% 5ppm/°C
See Terminology and Performance Graphs
External 2.5 V Reference,
V1 = 30 mV DC, V2 = 165 mV dc
External 2.5 V Reference, Gain = 1
V1 = 30 mV dc, V2 = 165 mV dc
REFERENCE INPUT
REFIN/OUT Input Voltage Range
Input Impedance
Input Capacitance
2.7
2.3
TBD
10
V max
V min
kΩ min
pF max
2.5 V + 8%
2.5 V – 8%
ON-CHIP REFERENCE
Reference Error
Temperature Coefficient
±200
30
mV max
ppm/°C typ
ppm/°C max
Nominal 2.5 V
LOGIC INPUTS3
SCF, S0, S1,
Input High Voltage, VINH
Input Low Voltage, VINL
Input Current, IIN
Input Capacitance, CIN
2.4
V min
0.8
V max
±3
µA max
10
pF max
VDD = 5 V ± 5%
VDD = 5 V ± 5%
Typically 10 nA, VIN = 0 V to VDD
LOGIC OUTPUTS3
F1 and F2
Output High Voltage, VOH
Output Low Voltage, VOL
CF
Output High Voltage, VOH
Output Low Voltage, VOL
4.5
V min
0.5
V max
4
V min
0.5
V max
ISOURCE = 10 mA
VDD = 5 V
ISINK = 10 mA
VDD = 5 V
ISOURCE = 5 mA
VDD = 5 V
ISINK = 5 mA
VDD = 5 V
POWER SUPPLY
VDD
IDD
4.75
5.25
TBD
V min
V max
TBD
For Specified Performance
5 V – 5%
5 V + 5%
TBD
NOTES
1 See Terminology Section for explanation of specifications.
2 See Plots in Typical Performance Graphs.
3Sample tested during initial release and after any redesign or process change that may affect this parameter.
Specifications subject to change without notice.
–2–
REV. PrC.
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