ade7760 Analog Devices, Inc., ade7760 Datasheet - Page 3

• Manufacturer Part Number: ade7760
• Description: Energy Metering Ic With On-chip Fault Detection
• Manufacturer: Analog Devices, Inc.

SPECIFICATIONS
V
Table 1.
Parameter
ACCURACY
FAULT DETECTION
ANALOG INPUTS
REFERENCE INPUT
ON-CHIP REFERENCE
ON-CHIP OSCILLATOR
LOGIC INPUTS
See footnotes on next page.
DD
Measurement Error
Phase Error between Channels
AC Power Supply Rejection
Output Frequency Variation
DC Power Supply Rejection
Output Frequency Variation
Fault Detection Threshold
Input Swap Threshold
Accuracy Fault Mode Operation
Fault Detection Delay
Swap Delay
Maximum Signal Levels
Input Impedance (DC)
Bandwidth (–3 dB)
ADC Offset Error
Gain Error
REF
Input Impedance
Input Capacitance
Reference Error
Temperature Coefficient
Current Source
Oscillator Frequency
Oscillator Frequency Tolerance
Temperature Coefficient
SCF, S1, and S0
= 5 V ± 5%, AGND = DGND = 0 V, on-chip reference, on-chip oscillator, T
(PF = 0.8 Capacitive)
(PF = 0.5 Inductive)
Inactive Input <> Active Input
Inactive Input <> Active Input
V
V
Input High Voltage, V
Input Low Voltage, V
Input Current, I
Input Capacitance, C
1A
1B
IN/OUT
Active, V
Active, V
Input Voltage Range
1
4
1A
1B
2, 3
2
= AGND
= AGND
IN
2
IN
INL
INH
2
2
Value
0.1
±0.05
±0.05
0.01
0.01
6.25
6.25
0.1
0.1
3
3
±660
400
7
10
±4
2.7
2.3
4
10
±200
30
20
450
±12
30
2.4
0.8
±3
10
Unit
% of reading, typ
Degrees, max
Degrees, max
%, typ
%, typ
%, typ
% of larger, typ
% of reading, typ
% of reading, typ
Seconds, typ
Seconds, typ
mV peak, max
kΩ, min
kHz, typ
mV, max
%, typ
V, max
V, min
kΩ, min
pF, max
mV, max
ppm/°C, typ
µA, min
kHz
% of reading, typ
ppm/°C, typ
V, min
V, max
µA, max
pF, max
Rev. 0 | Page 3 of 24
MIN
Test Conditions/Comments
Over a dynamic range of 500 to 1
Phase lead 37°
Phase lag 60°
V
V
See the Fault Detection section
(V
(V
Over a dynamic range of 500 to 1
Over a dynamic range of 500 to 1
V
Differential input
Uncalibrated error, see the Terminology section for details
External 2.5 V reference
2.5 V + 8%
2.5 V – 8%
V
V
Typical 10 nA, V
1A
1A
1A
DD
DD
1A
1A
to T
= V
= V
– V
= 5 V ± 5%
= 5 V ± 5%
or V
or V
1N
MAX
1B
1B
1B
1B
, V
= V
= V
active)
active)
= –40°C to +85°C.
1B
2P
2P
– V
= ±100 mV rms
= ±100 mV rms
1N
IN
, V
= 0 V to V
2P
– V
2N
DD
ADE7760