MCP3905T-I/SS Microchip Technology, MCP3905T-I/SS Datasheet - Page 17

• Manufacturer Part Number: MCP3905T-I/SS
• Description: IC ENERGY METER 24-SSOP
• Manufacturer: Microchip Technology

Specifications of MCP3905T-I/SS

• Input Impedance: 390 KOhm
• Measurement Error: 0.1%
• Voltage - I/o High: 2.4V
• Voltage - I/o Low: 0.85V
• Current - Supply: 2.7mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SSOP (0.200", 5.30mm Width)
• Meter Type: Single Phase
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

5.0
5.1
For all applications information, refer to AN994, "IEC
Compliant Active Energy Meter Design Using The
MCP3905/6”
includes all required energy meter design information,
including the following:
• Meter rating and current sense choices
• Shunt design
• PGA selection
• F2, F1, F0 selection
• Meter calibration
• Anti-aliasing filter design
• Compensation for parasitic shunt inductance
• EMC design
• Power supply design
• No-load threshold
• Start-up current
• Accuracy testing results from MCP3905-based
• EMC testing results from MCP3905-based meter
© 2007 Microchip Technology Inc.
meter
APPLICATIONS INFORMATION
Meter Design using the
MCP3905/06
(DS00994).
This
application
note
MCP3905/06
DS21948D-page 17