BL0921
Parameter
1 Power Supply
2 Logic Input Pins
S1, S0, G,
Input High Voltage
Input Low Voltage
Input Capacitance
3 Logic Output Pins F1,
F2, CF, REVP, FAULT
Output High Voltage
Output Low Voltage
4 On-chip Reference
Temperature coefficient
5 Analog Input Pins
V1A, V1B, V1N, V2N,
V2P
Maximum Input Voltage
DC Input Impedance
Input Capacitance
6 Accuracy
Measurement Error on
Channel 1 and 2
Gain=1
Gain=16
ENL1
ENL16
Both channels with
Full-Scale signal
±660mV
over a
dynamic range 500 to 1
Phase Error
Channels
between
Pin14
Pin14
I
START
ENP
Ib=5A, C=3200
Vv=±110mV,V(I)=2mV,
cosϕ=1
Vv=±110mV,V(I)=2mV,
cosϕ=-1
Pin14
Pin14
Pin14
Pin14
V
AIN
V
OH1
V
OL1
Vref
I
H
=10mA
I
L
=10mA
VDD=5V
Pin7
V
IH
V
IL
C
IN
VDD=5V
Symbol
I
DD
Test Condition
Single Phase Energy Meter IC
with Integrated Oscillator
ELECTRONIC CHARACTERISTIC PARAMETER
(T=25℃, VDD=5V，On-Chip Oscillator，On-Chip voltage reference)
Measure
Pin
Pin1
Pin 9,
10, 11
2
1
10
Pin16,15
,14,13,12
4.4
0.5
2.3
2.5
30
Pin
2,3,4,5,,6
±1
330
6
10
V
Kohm
pF
2.7
60
V
V
V
ppm/°C
V
V
pF
Min
Value
Typica
l Value
5
Max
Value
Unit
mA
0.1
0.1
%
%
Channel 1 Lead 37°
(PF=0.8 Capacitive)
Channel 1 Lags
(PF=0.5 Inductive)
7 Start Current
8 Positive and Negative
Real Power Error (%)
0.1
0.1
0.2%Ib
0.1
0.3
°
°
A
%
9 Gain Error
Gain error
-3-
Total
13 Pages
Pin14
±5
3/15/2007
%
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BELLING [ SHANGHAI BELLING CO., LTD. ]
