MCP6542-E/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock

Name: MCP6542-E/P
Brand: Microchip
SKU: MCP6542-E/P
Availability: InStock

Microchip MCP6542-E/P is a dual push-pull output comparator operating from 1.6 V to 5.5 V supply. It features rail-to-rail input, ultra-low quiescent current of 1 µA per comparator, and 7 mV max input offset voltage. Packaged in an 8-pin PDIP, it suits battery-powered sensing, threshold detection, and portable instrumentation designs.

ACTIVEIntegrated CircuitVerified Jun 2026

Package / Visual Reference

MCP6542-E/PDual-In-Line Packages

Quick Facts

Manufacturer: Microchip
Package: Dual-In-Line Packages
Pin Count: 8
Lifecycle: ACTIVE
Datasheet: MCP6542-E/P Datasheet PDF
Category: Integrated Circuit
Price: From $0.1221(MOQ 1)
Temp Range: -40.0°C to 125.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of MCP6542-E/P?

Dual comparator with push-pull output in a single 8-pin PDIP package
Wide supply voltage range: 1.6 V to 5.5 V covering single-cell to dual-cell battery applications
Ultra-low quiescent current of 1 µA per comparator for energy-constrained designs
Rail-to-rail input range for maximum dynamic range at any supply voltage
Max input offset voltage of 7 mV for reliable threshold detection in low-voltage systems

What is MCP6542-E/P used for?

The MCP6542-E/P is commonly used in battery-powered portable devices for voltage threshold monitoring, power-good detection, and zero-crossing detection. It also fits industrial sensing circuits requiring dual comparator functionality on a 1.8 V or 3.3 V supply. Window comparator circuits and wake-up trigger applications in IoT edge nodes benefit from its low quiescent current.

What are the specifications of MCP6542-E/P?

Pbfree Code	Yes
Manufacturer Package Code	PDIP-8
Factory Lead Time	11Weeks
YTEOL	8
Amplifier Type	COMPARATOR
Average Bias Current-Max (IIB)	0.005 µA
Input Offset Voltage-Max	7000 µV
JESD-30 Code	R-PDIP-T8
JESD-609 Code	e3
Number of Functions	2
Output Type	PUSH-PULL
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	DIP8,.3
Package Shape	RECTANGULAR
Package Style	IN-LINE
Packing Method	TUBE
Qualification Status	Not Qualified
Response Time-Nom	4000ns
Supply Current-Max	0.001mA
Supply Voltage Limit-Max	7V
Supply Voltage-Nom (Vsup)	5V
Surface Mount	NO
Technology	CMOS
Temperature Grade	AUTOMOTIVE
Terminal Finish	Matte Tin (Sn)
Terminal Form	THROUGH-HOLE
Terminal Pitch	2.54mm
Terminal Position	DUAL
Package	Dual-In-Line Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
HTS Code	8542.33.00.01
Country of Origin	Thailand

Where can I find the MCP6542-E/P datasheet?

MCP6542-E/P Datasheet Download

Official datasheet from Microchip

What are equivalent replacements for MCP6542-E/P?

Compatible alternatives and drop-in replacements for MCP6542-E/P:

MCP6542-I/PMicrochip Technology Inc

Comparator, 2 Func, 7000uV Offset-Max, 4000ns Response Time, CMOS, PDIP8

View Part →

Compare all alternatives & request quotes →

Frequently Asked Questions

Can the MCP6542-E/P operate reliably from a single 1.8 V supply in a battery-powered IoT design?

Yes. The MCP6542-E/P is specified for supply voltages from 1.6 V to 5.5 V, so a 1.8 V single-cell or regulated rail is well within its operating range. Its quiescent current of 1 µA per comparator also keeps standby power extremely low.

How does the push-pull output of the MCP6542-E/P simplify interfacing compared to open-drain comparators?

With a push-pull output, the MCP6542-E/P actively drives both logic high and logic low, eliminating the external pull-up resistor needed by open-drain designs. This reduces BOM cost and board space, and speeds up output rise time in systems with 3.3 V or 5 V logic levels.

What is the maximum input offset voltage of the MCP6542-E/P and how does it affect threshold accuracy?

The MCP6542-E/P specifies a maximum input offset voltage of 7 mV. For a 1.6 V supply application, this 7 mV offset is roughly 0.4% of the full supply, so designers should budget this error into their threshold resistor divider calculations to maintain accurate trip points.

Is the MCP6542-E/P RoHS-compliant and lead-free for use in consumer electronics production?

Yes. Microchip codes the MCP6542-E/P as JESD-609 e3, confirming it is RoHS-compliant and lead-free. The 8-pin PDIP package uses a Pb-free finish suitable for standard reflow and wave soldering processes in consumer and industrial manufacturing.

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AvailabilityIn Stock

Reference Price (USD)

From $0.1221

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Qty.	Unit Price	Ext. Price
1+	$0.1233	$0.12
25+	$0.1226	$3.06
100+	$0.1221	$12.21

pcs

Unit price: $0.1233 · Total: $0.12

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Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

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MCP6542-E/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock

What are the key features of MCP6542-E/P?

What is MCP6542-E/P used for?

What are the specifications of MCP6542-E/P?

Compliance & Regulatory

Where can I find the MCP6542-E/P datasheet?

What are equivalent replacements for MCP6542-E/P?

Frequently Asked Questions

Can the MCP6542-E/P operate reliably from a single 1.8 V supply in a battery-powered IoT design?

How does the push-pull output of the MCP6542-E/P simplify interfacing compared to open-drain comparators?

What is the maximum input offset voltage of the MCP6542-E/P and how does it affect threshold accuracy?

Is the MCP6542-E/P RoHS-compliant and lead-free for use in consumer electronics production?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

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