Datasheet
Table Of Contents
- MCP3905A/05L/06A
- Features
- Description
- Package Type
- Functional Block Diagram
- Notes:
- 1.0 Electrical Characteristics
- 2.0 Typical Performance Curves
- FIGURE 2-1: Measurement Error, Gain = 8 PF = 1.
- FIGURE 2-2: Measurement Error, Gain = 16, PF = 1.
- FIGURE 2-3: Measurement Error, Gain = 32, PF = 1.
- FIGURE 2-4: Measurement Error, Gain = 8, PF = 0.5.
- FIGURE 2-5: Measurement Error, Gain = 16, PF = 0.5.
- FIGURE 2-6: Measurement Error, Gain =32, PF = 0.5.
- FIGURE 2-7: Measurement Error, Gain = 1, PF = 1.
- FIGURE 2-8: Measurement Error, Gain = 2, PF = 1.
- FIGURE 2-9: Measurement Error, Gain = 1, PF = + 0.5.
- FIGURE 2-10: Measurement Error, Gain = 2, PF = + 0.5.
- FIGURE 2-11: Measurement Error, Temperature = +125°C, Gain = 1.
- FIGURE 2-12: Measurement Error, Temperature = +125°C, Gain = 2.
- FIGURE 2-13: Measurement Error, Temperature = +125°C, Gain = 8.
- FIGURE 2-14: Measurement Error, Temperature = +125°C, Gain = 16.
- FIGURE 2-15: Measurement Error vs. Input Frequency.
- FIGURE 2-16: Channel 0 Offset Error (DC Mode, HPF off), G = 1.
- FIGURE 2-17: Channel 0 Offset Error (DC Mode, HPF off), G = 8.
- FIGURE 2-18: Channel 0 Offset Error (DC Mode, HPF Off), G = 16.
- FIGURE 2-19: Measurement Error vs. VDD (G = 16).
- FIGURE 2-20: Measurement Error vs. VDD, G = 16, External VREF.
- FIGURE 2-21: Measurement Error w/ External VREF, (G = 1).
- FIGURE 2-22: Measurement Error w/ External VREF (G = 8).
- FIGURE 2-23: Measurement Error w/ External VREF (G = 16).
- 3.0 Pin Descriptions
- TABLE 3-1: Pin Function Table
- 3.1 Digital VDD (DVDD)
- 3.2 High-Pass Filter Input Logic Pin (HPF)
- 3.3 Analog VDD (AVDD)
- 3.4 Current Channel (CH0-, CH0+)
- 3.5 Voltage Channel (CH1-,CH1+)
- 3.6 Master Clear (MCLR)
- 3.7 Reference (REFIN/OUT)
- 3.8 Analog Ground (AGND)
- 3.9 Frequency Control Logic Pins (F2, F1, F0)
- 3.10 Gain Control Logic Pins (G1, G0)
- 3.11 Oscillator (OSC1, OSC2)
- 3.12 Negative Power Output Logic Pin (NEG)
- 3.13 Ground Connection (DGND)
- 3.14 High-Frequency Output (HFOUT)
- 3.15 Frequency Output (FOUT0, FOUT1)
- 4.0 Device Overview
- 5.0 Applications Information
- 6.0 Packaging Information
- Trademarks
- Worldwide Sales and Service

© 2006-2011 Microchip Technology Inc. DS22011B-page 29
MCP3905A/05L/06A
PRODUCT IDENTIFICATION SYSTEM
To order or obtain information, e.g., on pricing or delivery, refer to the factory or the listed sales office.
Device: MCP3905A: Energy Metering IC
MCP3905AT: Energy Metering IC (Tape and Reel)
MCP3905L: Energy Metering IC
MCP3905LT: Energy Metering IC (Tape and Reel)
MCP3906A: Energy Metering IC
MCP3906AT: Energy Metering IC (Tape and Reel)
Temperature Range: E = -40°C to +125°C
I = -40°C to +85°C
Package: SS = Plastic Shrink Small Outline (209 mil Body), 24-lead
PART NO. –X /XX
PackageTemperature
Range
Device
Examples:
a) MCP3905A-E/SS: Extended Temperature,
24LD SSOP.
b) MCP3905AT-E/SS: Tape and Reel,
Extended Temperature,
24LD SSOP.
c) MCP3905A-I/SS: Industrial Temperature,
24LD SSOP.
d) MCP3905AT-I/SS: Tape and Reel,
Industrial Temperature,
24LD SSOP
a) MCP3905L-E/SS: Extended Temperature,
24LD SSOP.
b) MCP3905LT-E/SS: Tape and Reel,
Extended Temperature,
24LD SSOP.
c) MCP3905L-I/SS: Industrial Temperature,
24LD SSOP.
d) MCP3905LT-I/SS: Tape and Reel,
Industrial Temperature,
24LD SSOP.
a) MCP3906A-E/SS: Extended Temperature,
24LD SSOP.
b) MCP3906AT-E/SS: Tape and Reel,
Extended Temperature,
24LD SSOP.
c) MCP3906A-I/SS: Industrial Temperature,
24LD SSOP.
d) MCP3906AT-I/SS: Tape and Reel,
Industrial Temperature,
24LD SSOP.