
CS5461A
120 VAC
N
L Voltage
Transformer
12 VAC
12 VAC
M:1
1kΩ
5 kΩ
10 kΩ
200Ω 200Ω
10 Ω
200µF
0.1µF
14
VA+
0.1 µF
3
VD+
CS5461A
9 VIN+
RV+
CVdiff
PFMON 17
CPUCLK 2
XOUT 1
4.096 MHz
1kΩ
RV-
Low Phase-Shift
Potential Transformer
10 VIN-
XIN 24
Optional
Clock
Source
N:1
Current
Transformer
RI-
1kΩ
RBurden
1kΩ
RI+
15 IIN-
CIdiff
0.1 µF
16 IIN+
12 VREFIN
11 VREFOUT
AGND
13
19
RESET
7
CS
23
SDI
6
SDO
SCLK 5
INT 20
E2 22
E1 21
DGND
4
Serial
Data
Interface
Mech. Counter
or
Stepper Motor
Figure 16. Typical Connection Diagram (Single-phase, 2-wire – Isolated from Power Line)
240 VAC
120 VAC
L1
N
120 VAC
L2
500 Ω
500 Ω
10 Ω
5 kΩ
10 kΩ
R2
R1
Earth
Ground
R3
R4
470 nF
RBurden
470 µF
0.1 µF
14
VA+
0.1 µF
3
VD+
CS5461A
9 VIN+
PFMON 17
CPUCLK 2
CIdiff
XOUT 1
4.095 MHz
1kΩ
1kΩ
R I+
R I-
0.1 µF
10 VIN-
16 IIN+
C Idiff
15 IIN-
12 VREFIN
11 VREFOUT
AGND
13
XIN 24
RESET 19
CS 7
SDI 23
SDO 6
SCLK 5
INT 20
E2 22
E1 21
DGND
4
Optional
Clock
Source
Serial
Data
Interface
Mech. Counter
or
Stepper Motor
Figure 17. Typical Connection Diagram (Single-phase, 3-wire)
40
DS661F2