MCP3909-I/SS Microchip Integrated Circuit (Small Outline Packages) In Stock

Name: MCP3909-I/SS
Brand: Microchip
SKU: MCP3909-I/SS
Availability: InStock

The MCP3909-I/SS is a 2-channel energy meter IC from Microchip with SPI interface, housed in an SSOP-24 package. It integrates analog front-end circuitry for precise AC energy measurement and is RoHS compliant for use in smart metering applications.

ACTIVEIntegrated CircuitVerified Jun 2026

Package / Visual Reference

MCP3909-I/SSSmall Outline Packages

Quick Facts

Manufacturer: Microchip
Package: Small Outline Packages
Pin Count: 24
Lifecycle: ACTIVE
Datasheet: MCP3909-I/SS Datasheet PDF
Category: Integrated Circuit
Price: From $1.7250(MOQ 1)
Temp Range: -40.0°C to 85.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of MCP3909-I/SS?

2-channel analog front-end enabling simultaneous current and voltage measurement for accurate AC energy calculation
SPI serial interface providing easy integration with microcontrollers in single-phase and polyphase energy metering systems
RoHS-compliant SSOP-24 package (R-PDSO-G24) combining high integration with a compact 24-pin small-outline footprint

What is MCP3909-I/SS used for?

The MCP3909-I/SS is designed for single-phase and polyphase energy metering systems in smart electricity meters, power monitoring modules, and industrial power analyzers. Its 2-channel analog input and SPI interface allow a host microcontroller to compute real-time active energy, reactive energy, and RMS voltage and current measurements for utility-grade and industrial billing applications.

What are the specifications of MCP3909-I/SS?

Pbfree Code	Yes
Manufacturer Package Code	SSOP-24
Factory Lead Time	18Weeks
YTEOL	9
Analog IC - Other Type	ANALOG CIRCUIT
JESD-30 Code	R-PDSO-G24
JESD-609 Code	e3
Number of Channels	2
Number of Functions	1
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	SSOP24,.3
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Cel)	260
Qualification Status	Not Qualified
Screening Level	TS 16949
Supply Current-Max (Isup)	2.8mA
Supply Voltage-Max (Vsup)	5.5V
Supply Voltage-Min (Vsup)	4.5V
Supply Voltage-Nom (Vsup)	5V
Surface Mount	YES
Temperature Grade	INDUSTRIAL
Terminal Finish	Matte Tin (Sn)
Terminal Form	GULL WING
Terminal Pitch	0.65mm
Terminal Position	DUAL
Package	Small Outline Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 1
ECCN	EAR99
HTS Code	8542.39.00.01
Country of Origin	Malaysia, Philippines, Taiwan

Where can I find the MCP3909-I/SS datasheet?

MCP3909-I/SS Datasheet Download

Official datasheet from Microchip

What are equivalent replacements for MCP3909-I/SS?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

How many analog input channels does the MCP3909-I/SS provide and what serial interface does it use?

The MCP3909-I/SS features 2 analog input channels designed for simultaneous current and voltage sensing, and communicates with a host processor via a standard SPI serial interface, simplifying firmware integration in energy metering microcontroller designs.

Which energy metering applications are the MCP3909-I/SS best suited for given its 2-channel architecture?

The MCP3909-I/SS is best suited for single-phase electricity meters, residential power monitoring panels, and industrial power loggers where 2 analog input channels capture current and voltage signals, and the SPI output feeds a microcontroller for active and reactive energy calculation.

What is the package type of the MCP3909-I/SS and what lead time should procurement teams plan for?

The MCP3909-I/SS comes in an SSOP-24 (R-PDSO-G24) 24-pin shrink small-outline package. Procurement teams should plan for an 18-week factory lead time, making early ordering essential for production schedules that cannot absorb extended supply chain delays.

Is the MCP3909-I/SS RoHS compliant for use in consumer and industrial energy meter designs?

Yes, the MCP3909-I/SS carries a Pbfree code of Yes and a JESD-609 code of e3, confirming it is manufactured in a lead-free, RoHS-compliant process suitable for consumer smart meters and industrial energy monitoring equipment sold in environmentally regulated markets.

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Reference Price (USD)

From $1.7250

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1+	$2.7900	$2.79
4+	$2.3000	$9.20
12+	$1.7250	$20.70

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Lead Time3-7 business days

MOQFrom 1 piece

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OriginChina (Authorized)

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MCP3909-I/SS Microchip Integrated Circuit (Small Outline Packages) In Stock

What are the key features of MCP3909-I/SS?

What is MCP3909-I/SS used for?

What are the specifications of MCP3909-I/SS?

Compliance & Regulatory

Where can I find the MCP3909-I/SS datasheet?

What are equivalent replacements for MCP3909-I/SS?

Frequently Asked Questions

How many analog input channels does the MCP3909-I/SS provide and what serial interface does it use?

Which energy metering applications are the MCP3909-I/SS best suited for given its 2-channel architecture?

What is the package type of the MCP3909-I/SS and what lead time should procurement teams plan for?

Is the MCP3909-I/SS RoHS compliant for use in consumer and industrial energy meter designs?

Related Guides

LM34966QPWPRQ1 Converter Selection and Procurement Guide

ERJ-2RKF49R9X Design Guide for PCB Validation

LM34966QPWPRQ1 Design Guide for SEPIC Power Supplies

NSI50350AST3G Selection Guide: Package, Current and Procurement Fit

Why Buy from FindMyChip

About Microchip

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