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REV. PrB 08/01
PRELIMINARY TECHNICAL DATA
ADE7752–SPECIFICATIONS
Parameter
–2–
(V
DD
= 5 V 5%, AGND = DGND = 0 V, On-Chip Reference, CLKIN = 10 MHz,
T
MIN
to T
MAX
= –40 C to +85 C)
Units
Test Conditions/Comments
ACCURACY
1, 2
Measurement Error
1
on Current Channel
Voltage Channel with Full-Scale Signal (±500 mV),
+25°C
Over a Dynamic Range 500 to 1
Line Frequency = 45 Hz to 65 Hz
0.1
% Reading typ
Phase Error
1
Between Channels
(PF = 0.8 Capacitive)
(PF = 0.5 Inductive)
AC Power Supply Rejection
1
Output Frequency Variation (CF)
±0.1
±0.1
Degrees(°) max
Degrees(°) max
S0 = S1 = 1
V1 = 100 mV rms, V2 = 100 mV rms, @ 50 Hz
Ripple on V
DD
of 200 mV rms @ 100 Hz
S0 = S1 = 1
V1 = 100 mV rms, V2 = 100 mV rms,
V
DD
= 5 V ± 250 mV
0.01
% Reading typ
DC Power Supply Rejection
1
Output Frequency Variation (CF)
0.01
% Reading typ
ANALOG INPUTS
Maximum Signal Levels
See Analog Inputs Section
VAP, VBP, VCP, VN, IAP, IAN, IBP, IBN, ICP and
ICN to AGND
CLKIN = 10 MHz
CLKIN/256, CLKIN = 10 MHz
See Terminology and
External 2.5 V Reference,
V1 = 125 mV dc, V2 = 125 mV dc
External 2.5 V Reference
±0.125
V max
Input Impedance (DC)
Bandwidth (–3 dB)
ADC Offset Error
1, 2
Gain Error
1
400
TBD
±15
±4
k
min
kHz typ
mV max
% Ideal typ
Gain Error Match
1
±0.2
% Ideal typ
REFERENCE INPUT
REF
IN/OUT
Input Voltage Range
2.7
2.3
3.7
10
V max
V min
k
min
pF max
2.5 V + 8%
2.5 V – 8%
Input Impedance
Input Capacitance
ON-CHIP REFERENCE
Reference Error
Temperature Coefficient
Nominal 2.5 V
±200
30
mV max
ppm/°C typ
CLKIN
Input Clock Frequency
Note All Specifications for CLKIN of 10 MHz
15
5
MHz max
MHz min
LOGIC INPUTS
3
SCF, S0, S1, and
Input High Voltage, V
INH
Input Low Voltage, V
INL
Input Current, I
IN
Input Capacitance, C
IN
LOGIC OUTPUTS
3
F1 and F2
Output High Voltage, V
OH
2.4
0.8
±3
10
V min
V max
μA max
pF max
V
DD
= 5 V ± 5%
V
DD
= 5 V ± 5%
Typically 10 nA, V
IN
= 0 V to V
DD
I
SOURCE
= 10 mA
V
DD
= 5 V
I
SINK
= 10 mA
V
DD
= 5 V
4.5
V min
Output Low Voltage, V
OL
0.5
V max
CF and REVP
Output High Voltage, V
OH
Output Low Voltage, V
OL
4
0.5
V min
V max
V
DD
= 5 V, I
SOURCE
= 5 mA
V
DD
= 5 V, I
SINK
= 5 mA
POWER SUPPLY
V
DD
For Specified Performance
5 V – 5%
5 V + 5%
4.75
5.25
4
V min
V max
mA typ
I
DD
NOTES
1
See Terminology Section for explanation of specifications.
2
See Plots in Typical Performance Graphs.
3
Sample tested during initial release and after any redesign or process change that may affect this parameter.
Specifications subject to change without notice.