MCP3909-I/SS Microchip Technology, MCP3909-I/SS Datasheet - Page 61

• 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

6.15
© 2009 Microchip Technology Inc.
CALIBRATE METER CONSTANT (ENERGY PULSE OUTPUT CONSTANT)
TABLE 6-37:
TABLE 6-38:
TABLE 6-39:
1-2
Data Field
0x00, 0xFF
0xFF, 0x00
START
START
Byte
Energy Constant
Command
Command
PC TO METER (9 BYTES)
METER RESPONSE (7 BYTES)
ENERGY CONSTANT OPTIONS OPTIONS
0x67
0x68
Description
Meter Communications Protocol
Length
Length
Data
Data
2
0
Range of 10064000 (Decimal)
Data Field
Data Field
0x02
0x00
Check Sum
Check Sum
Value
XX
XX
DS51723A-page 61
STOP
STOP
0xE0
0xE0