CDB5467U Cirrus Logic Inc, CDB5467U Datasheet - Page 43

• Manufacturer Part Number: CDB5467U
• Description: BOARD EVAL FOR CS5467 ADC
• Manufacturer: Cirrus Logic Inc
• Type: A/Dr

Specifications of CDB5467U

• Main Purpose: Power Management, Energy/Power Meter
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: CS5467
• Primary Attributes: Watt-Hour Meter
• Secondary Attributes: Graphical User Interface, SPI™ & USB Interfaces
• Product: Data Conversion Development Tools
• Maximum Clock Frequency: 4 MHz
• Interface Type: USB
• Supply Voltage (max): 5 V
• Supply Voltage (min): 3.3 V
• For Use With/related Products: CS5467
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 598-1555; CDB-5467U

11. BASIC APPLICATION CIRCUITS
Figure 14
power in a single-phase, 3-wire system while operating
in a single-supply configuration. In this diagram, current
DS714F1
CT
L2
R
LOAD
2
Figure 14. Typical Connection Diagram (Single-phase, 3-wire – Direct Connect to Power Line)
shows the CS5467 configured to measure
R
1
N
R
1
CT
LOAD
R
2
L1
2 uF
½ R
½ R
½ R
½ R
500 Ω
Burden
Burden
Burden
Burden
R
R
V-
V-
R
R
I+
I+
R
R
I-
I-
470 µF
500
C
C
C
C
C
C
C
C
C
C
C
C
I+
I+
V+
V+
I-
I-
V-
V-
0.1 µF
C
transformers (CT) are used to sense the line currents
and voltage dividers are used to sense the line voltages.
Idiff
C
C
C
Idiff
Vdiff
Vdiff
0.1 µF
10
19
12
14
11
13
20
15
16
9
IIN1-
IIN1+
IIN2-
IIN2+
VREFIN
VREFOUT
VIN2-
VIN1-
VIN2+
VIN1+
VA+
AGND
18
CS5467
17
10 Ω
DGND
CPUCLK
PFMON
RESET
XOUT
SCLK
4
VD+
SDO
XIN
SDI
INT
CS
E2
E1
3
5 k Ω
21
28
23
7
27
6
5
24
26
25
2
1
0.1 µF
4.096 MHz
Pulse Output
Counter
Optional
Source
10 k Ω
Clock
CS5467
Interface
Serial
Data
43