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ADE5166 数据表(PDF) 7 Page - Analog Devices

部件名 ADE5166
功能描述  Single-Phase Energy Measurement IC with 8052 MCU, RTC, and LCD Driver
PDF  148 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADE5166 数据表(HTML) 7 Page - Analog Devices

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Preliminary Technical Data
ADE5166/ADE5169/ADE5566/ADE5569
Rev. PrB | Page 7 of 148
ANALOG PERIPHERALS
Table 3.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
INTERNAL ADCs (BATTERY, TEMPERATURE, VDCIN)
Power Supply Operating Range
2.4
3.7
V
Measured on VSWOUT
No Missing Codes1
8
Bits
Conversion Delay2
38
μs
ADC Gain
VDCIN Measurement
15.3
mV/LSB
VBAT Measurement
14.6
mV/LSB
Temperature Measurement
0.78
°C/LSB
ADC Offset
VDCIN Measurement at 3 V
206
LSB
VBAT Measurement at 3.7 V
205
LSB
Temperature Measurement at 25°C
129
LSB
VDCIN Analog Input
Maximum Signal Levels
3.3
V
Input Impedance (DC)
1
MΩ
Low VDCIN Detection Threshold
1.2
V
POWER-ON RESET (POR)
VDD POR
Detection Threshold
2.7
V
POR Active Timeout Period
33
ms
VSWOUT POR
Detection Threshold
2
V
POR Active Timeout Period
20
ms
VINTD POR
Detection Threshold
2.1
V
POR Active Timeout Period
16
ms
VINTA POR
Detection Threshold
2.05
V
POR Active Timeout Period
120
ms
BATTERY SWITCH OVER
Voltage Operating Range (VSWOUT)
3.3
V
VDD to VBAT Switching
Switching Threshold (VDD)
2.7
V
Switching Delay
10
ns
When VDD to VBAT switch activated by VDD
30
ms
When VDD to VBAT switch activated by VDCIN
VBAT to VDD Switching
Switching Threshold (VDD)
2.7
V
Switching Delay
30
ms
Based on VDD > 2.75 V
VSWOUT To VBAT Leakage Current
10
nA
VBAT = 0 V, VSWOUT = 3.43 V, TA = 25°C
LCD, CHARGE PUMP ACTIVE
Charge Pump Capacitance Between
LCDVP1 and LCDVP2
100
nF
LCDVA, LCDVB, LCDVC Decoupling Capacitance
470
nF
LCDVA
1.75
V
LCDVB
3.5
V
1/3 bias mode
LCDVC
5.3
V
1/3 bias mode
V1 Segment Line Voltage
LCDVA − 0.1
LCDVA
V
Current on segment line = −2 μA
V2 Segment Line Voltage
LCDVB − 0.1
LCDVB
V
Current on segment line = −2 μA
V3 Segment Line Voltage
LCDVC − 0.1
LCDVC
V
Current on segment line = −2 μA
DC Voltage Across Segment and COMx Pin
50
mV
LCDVC − LCDVB, LCDVC − LCDVA, or
LCDVB − LCDVA



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