ade7518 Analog Devices, Inc., ade7518 Datasheet - Page 6

• Manufacturer Part Number: ade7518
• Description: Single-phase Energy Measurement Ic With 8052 Mcu, Rtc, And Lcd Driver
• Manufacturer: Analog Devices, Inc.

ADE7518
ANALOG PERIPHERALS
Table 2.
Parameter
POWER-ON RESET (POR)
BATTERY SWITCHOVER
LCD, RESISTOR LADDER ACTIVE
ON-CHIP REFERENCE
V
V
V
V
Voltage Operating Range (V
V
V
V
Leakage Current
V1 Segment Line Voltage
V2 Segment Line Voltage
V3 Segment Line Voltage
Reference Error
Power Supply Rejection
Temperature Coefficient
DD
SWOUT
INTD
INTA
DD
BAT
SWOUT
Detection Threshold
POR Active Timeout Period
Detection Threshold
POR Active Timeout Period
Detection Threshold
POR Active Timeout Period
Detection Threshold
POR Active Timeout Period
Switching Threshold (V
Switching Delay
Switching Threshold (V
Switching Delay
POR
to V
to V
POR
POR
POR
To V
BAT
DD
Switching
Switching
BAT
Leakage Current
DD
DD
)
)
SWOUT
)
Min
2.5
1.8
2.03
2.05
2.4
2.5
2.5
LCDVA − 0.1
LCDVB − 0.1
LCDVC − 0.1
Rev. 0 | Page 6 of 128
Typ
33
20
16
120
10
30
30
10
80
10
Max
3.7
2.95
2.95
±20
LCDVA
LCDVB
LCDVC
±0.9
50
2.95
2.2
2.22
2.15
ms
ms
ms
V
Unit
V
V
V
V
ms
V
V
ns
ms
V
ms
nA
nA
V
V
mV
dB
ppm/°C
Test Conditions/Comments
When V
When V
Based on V
V
1/2 and 1/3 bias modes, no load
Current on segment line = −2 μA
Current on segment line = −2 μA
Current on segment line = −2 μA
T
BAT
A
= 25°C
= 0 V, V
DD
DD
to V
to V
DD
SWOUT
BAT
> 2.75 V
BAT
switch activated by V
switch activated by V
= 3.43 V, T
A
= 25°C
DD
DCIN