MCP3909-I/SS Microchip Technology, MCP3909-I/SS Datasheet - Page 53

• 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

© 2009 Microchip Technology Inc.
TABLE 6-7:
1,2
3-6
7-10
94-98
Data Field
Byte
Status
Frequency
Phase A Voltage
Phase B Voltage
Phase C Voltage
Phase A Current
Phase B Current
Phase C Current
Neutral Current
Active Power, Phase A
Reactive Power, Phase A
Apparent Power, Phase A
Power Factor, Phase A
Active Power, Phase B
Reactive Power, Phase B
Apparent Power, Phase B
Power Factor, Phase B
Active Power, Phase C
Reactive Power, Phase C
Apparent Power, Phase C
Power Factor, Phase C
Total Active Power
Total Reactive Power
Total Apparent Power
Total Power Factor
METER RESPONSE, TOTAL REQUEST FRAME, DETAILED
DESCRIPTION
Meter Communications Protocol
Name
See Definition Below
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Float, 4 Bytes Total
Value
DS51723A-page 53