ADE7752 Analog Devices, ADE7752 Datasheet - Page 2

• Manufacturer Part Number: ADE7752
• Description: Three Phase Energy Metering IC with Pulse Output
• Manufacturer: Analog Devices

Parameter
ACCURACY
Output Frequency Variation (CF)
ANALOG INPUTS
REFERENCE INPUT
ON-CHIP REFERENCE
CLKIN
LOGIC INPUTS
LOGIC OUTPUTS
POWER SUPPLY
NOTES
1
2
3
Specifications subject to change without notice.
Sample tested during initial release and after any redesign or process change that may affect this parameter.
See Terminology Section for explanation of specifications.
See Plots in Typical Performance Graphs.
Measurement Error
Phase Error
AC Power Supply Rejection
DC Power Supply Rejection
Maximum Signal Levels
Input Impedance (DC)
Bandwidth (–3 dB)
ADC Offset Error
Gain Error
Gain Error Match
REF
Input Impedance
Input Capacitance
Reference Error
Temperature Coefficient
Input Clock Frequency
SCF, S0, S1, and 4-5-6
F1 and F2
CF and REVP
V
I
DD
DD
(PF = 0.8 Capacitive)
(PF = 0.5 Inductive)
Output Frequency Variation (CF)
Input High Voltage, V
Input Low Voltage, V
Input Current, I
Input Capacitance, C
Output High Voltage, V
Output Low Voltage, V
Output High Voltage, V
Output Low Voltage, V
IN/OUT
1
1, 2
Input Voltage Range
1
Between Channels
3
3
1, 2
1
IN
1
on Current Channel
IN
INL
INH
OL
OL
OH
OH
1
1
PRELIMINARY TECHNICAL DATA
0.1
±0.1
±0.1
0.01
0.01
400
±15
±4
±0.2
2.7
2.3
3.7
10
±200
15
5
2.4
0.8
±3
10
4.5
0.5
4
0.5
4.75
5.25
4
±0.125
TBD
30
Units
% Reading typ
Degrees(°) max
Degrees(°) max
% Reading typ
% Reading typ
V max
kΩ min
kHz typ
mV max
% Ideal typ
% Ideal typ
V max
V min
kΩ min
pF max
mV max
ppm/°C typ
MHz max
MHz min
V min
V max
µA max
pF max
V min
V max
V min
V max
V min
V max
mA typ
– 2 –
Test Conditions/Comments
+25°C
Over a Dynamic Range 500 to 1
S0 = S1 = 1
V1 = 100 mV rms, V2 = 100 mV rms, @ 50 Hz
Ripple on V
S0 = S1 = 1
V1 = 100 mV rms, V2 = 100 mV rms,
V
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
2.5 V + 8%
2.5 V – 8%
Nominal 2.5 V
Note All Specifications for CLKIN of 10 MHz
V
V
Typically 10 nA, V
I
V
I
V
V
V
For Specified Performance
5 V – 5%
5 V + 5%
Voltage Channel with Full-Scale Signal (±500 mV),
Line Frequency = 45 Hz to 65 Hz
SOURCE
SINK
DD
DD
DD
DD
DD
DD
DD
= 5 V ± 250 mV
= 5 V ± 5%
= 5 V ± 5%
= 5 V, I
= 5 V
= 5 V
= 5 V, I
= 10 mA
= 10 mA
DD
SINK
SOURCE
of 200 mV rms @ 100 Hz
= 5 mA
IN
= 5 mA
= 0 V to V
DD
REV. PrB 08/01