MCP3909-I/SS Microchip Technology, MCP3909-I/SS Datasheet - Page 43

• Manufacturer Part Number: MCP3909-I/SS
• Description: IC POWER METERING-1 PHASE 24SSOP
• Manufacturer: Microchip Technology

Specifications of MCP3909-I/SS

• Package / Case: 24-SSOP (0.200", 5.30mm Width)
• Input Impedance: 390 KOhm
• Measurement Error: 0.1%
• Voltage - I/o High: 2.4V
• Voltage - I/o Low: 0.85V
• Current - Supply: 2.3mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Meter Type: Single Phase
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Supply Voltage Range: 4.5V To 5.5V
• Digital Ic Case Style: SSOP
• No. Of Pins: 24
• Interface Type: Serial, SPI
• Supply Voltage Max: 5.5V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: MCP3909EV-MCU16 - EVALUATION BOARD FOR MCP3909MCP3909RD-3PH1 - REF DESIGN MCP3909 3PH ENGY MTR
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

5.1
© 2009 Microchip Technology Inc.
OVERVIEW AND INSTALLATION
The PC software “PM_Viewer” or “Power Meter Viewer” has two main functions: view
the calculated parameters and calibrate the meter. The PC software has seven output
display screens, or “work modes”, selected from the toolbar pull-down menu.
• Basic Parameters
• Phase A Harmonic
• Phase B Harmonic
• Phase C Harmonic
• Distortion Rate
• Harmonic Power
• Energy Accumulation
In addition, the PC software has four calibration screens, selected from the toolbar
pull-down menu.
• Reset All Calibration
• Linearity Calibration
• Apparent Power Calibration
• Phase Lag Calibration
5.1.1
• HDD space > 25 MB
• Microsoft Windows OS98 or later
• Hardware COM interface
5.1.2
1. Unzip PM_Viewer setup.zip.
2. Double click on setup.exe.
3. Finish the installation according the prompt.
4. To PM_Viewer.exe - Start -> Program -> Energy Meter ->PM_Viewer.exe.
ENERGY METER REFERENCE DESIGN
System Required
Installation
Chapter 5. PC Software
MCP3909 / DSPIC33F 3-PHASE
DS51723A-page 43