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参数资料
| 型号： | ADE7761BARSZ-RL |
| 厂商： | Analog Devices Inc |
| 文件页数： | 3/24页 |
| 文件大小： | 0K |
| 描述： | IC ENERGY METERING 1PHASE 20SSOP |
| 标准包装： | 1,500 |
| 输入阻抗： | 790 千欧 |
| 测量误差： | 0.1% |
| 电压 - 高输入/输出： | 2.4V |
| 电压 - 低输入/输出： | 0.8V |
| 电流 - 电源： | 3.65mA |
| 电源电压： | 4.75 V ~ 5.25 V |
| 测量仪表类型： | 单相 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-SSOP（0.209"，5.30mm 宽） |
| 供应商设备封装： | 20-SSOP |
| 包装： | 带卷 (TR) |
ADE7761B
SPECIFICATIONS
V DD = 5 V ± 5%, AGND = DGND = 0 V, on-chip reference, on-chip oscillator, T MIN to T MAX = ?40°C to +85°C.
Table 1.
Parameter
Value
Unit
Test Conditions/Comments
ACCURACY 1
Measurement Error 2
0.1
% of reading, typ
Over a dynamic range of 1000 to 1
Phase Error Between Channels
PF = 0.8 Capacitive
PF = 0.5 Inductive
±0.05
±0.05
Degrees, max
Degrees, max
Phase lead 37°
Phase lag 60°
AC Power Supply Rejection 2
Output Frequency Variation
0.01
%, typ
V 1A = V 1B = V 2P = ±100 mV rms
DC Power Supply Rejection 2
Output Frequency Variation
FAULT DETECTION 2, 3
0.01
%, typ
V 1A = V 1B = V 2P = ±100 mV rms
See the Fault Detection section
Fault Detection Threshold
Inactive Input ≠ Active Input
6.25
%, typ
V 1A or V 1B active
Input Swap Threshold
Inactive Input ≠ Active Input
6.25
% of larger, typ
V 1A or V 1B active
Accuracy Fault Mode Operation
V 1A Active, V 1B = AGND
V 1B Active, V 1A = AGND
Fault Detection Delay
Swap Delay
MISSING NEUTRAL MODE 2, 4
0.1
0.1
3
3
% of reading, typ
% of reading, typ
Seconds, typ
Seconds, typ
Over a dynamic range of 1000 to 1
Over a dynamic range of 1000 to 1
See the Missing Neutral Detection section
Missing Neutral Detection Threshold
V 2P ? V 2N
Accuracy Missing Neutral Mode
59.4
mV peak, min
V 1A Active, V 1B = V 2P = AGND
V 1B Active, V 1A = V 2P = AGND
Missing Neutral Detection Delay
ANALOG INPUTS
Maximum Signal Levels
Input Impedance (DC)
Bandwidth (?3 dB)
ADC Offset Error 2
Gain Error
Gain Error Match 2
0.1
0.1
3
±660
660
790
7
15
±4
±3
% of reading, typ
% of reading, typ
Seconds, typ
mV peak, max
mV peak, max
kΩ, min
kHz, typ
mV, typ
%, typ
%, typ
Over a dynamic range of 500 to 1
Over a dynamic range of 500 to 1
V 1A ? V 1N , V 1B ? V 1N , V 2P ? V 2N
Differential input
Differential input MISCAL ? V 2N
Uncalibrated error, see the Terminology section for details
External 2.5 V reference
External 2.5 V reference
REFERENCE INPUT
REF IN/OUT Input Voltage Range
Input Impedance
Input Capacitance
2.7
2.3
3
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
Current Source
10
μA, max
Specification assures that V REF is within ±8%
ON-CHIP OSCILLATOR
Oscillator Frequency
Oscillator Frequency Tolerance
450
±12
kHz
% of reading, typ
Temperature Coefficient
30
ppm/°C, typ
Specification achieved with 25 ppm/°C max resistor on the
RCLKIN pin
Rev. 0 | Page 3 of 24
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