MCP6542-I/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
MCP6542-I/SN is a dual push-pull output comparator in an 8-pin SOIC package, featuring 0.1 nA maximum input bias current and open-drain-free push-pull outputs. It operates from 1.8V to 5.5V and is optimized for low-power embedded applications. Available from stock worldwide with competitive pricing.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP6542-I/SN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3421(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 MCP6542-I/SN?
- Dual comparator with push-pull output for direct logic interfacing
- Ultra-low 0.1 nA maximum input bias current
- Wide supply range from 1.8V to 5.5V
- No pull-up resistor required due to push-pull output stage
- 8-pin SOIC package with standard 3.9mm body width
- 7 mV maximum input offset voltage for threshold accuracy
What is MCP6542-I/SN used for?
MCP6542-I/SN is used in battery management circuits, window detector thresholds, and low-power wake-up circuits where its push-pull output eliminates the pull-up resistor required by open-drain comparators, saving components and power. Its ultra-low 0.1 nA bias current makes it ideal for voltage monitoring in high-impedance battery cell balancing and supercapacitor management systems. The dual-channel configuration in a single SOIC-8 package handles two independent threshold comparisons such as over-voltage and under-voltage lockout in a compact BMS front-end.
What are the specifications of MCP6542-I/SN?
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| Amplifier Type | COMPARATOR |
| Average Bias Current-Max (IIB) | 0.0001 µA |
| Input Offset Voltage-Max | 7000 µV |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 2 |
| Output Type | PUSH-PULL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Response Time-Nom | 4000ns |
| Supply Current-Max | 0.002mA |
| Supply Voltage Limit-Max | 7V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| 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 | 8542.33.00.01 |
| Country of Origin | Thailand |
Where can I find the MCP6542-I/SN datasheet?
MCP6542-I/SN Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP6542-I/SN?
Compatible alternatives and drop-in replacements for MCP6542-I/SN:
suggested
suggested
Frequently Asked Questions
How does MCP6542-I/SN's push-pull output differ from open-drain comparators, and what design benefit does this provide?
MCP6542-I/SN's push-pull output actively drives both logic high and logic low states without requiring an external pull-up resistor. Open-drain comparators need a pull-up resistor typically valued from 10 kΩ to 100 kΩ, which consumes static current; eliminating it reduces standby power by up to 500 µA on a 5V rail, a meaningful saving in always-on battery monitoring applications.
What is the input bias current of MCP6542-I/SN, and how does this impact high-impedance threshold detector designs?
MCP6542-I/SN specifies a maximum input bias current of 0.1 nA (100 pA), allowing use of resistor divider networks up to 10 MΩ without introducing more than 1 mV of threshold error. This enables battery voltage dividers with sub-microamp quiescent current in IoT nodes and medical implant monitors where every nanoamp matters.
Can MCP6542-I/SN be used in a 3.3V microcontroller system, and what supply voltage does it require?
Yes. MCP6542-I/SN operates from 1.8V to 5.5V, so it runs directly from a 3.3V rail with full push-pull output swing from 0V to 3.3V, providing clean TTL-compatible logic levels to a microcontroller GPIO without any level-shifting. The same part also works in 5V analog systems, covering a broad range of embedded designs with a single stock item.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.6200 | $0.62 |
| 25+ | $0.5200 | $13.00 |
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| 100+ | $0.4700 | $47.00 |
| 250+ | $0.3910 | $97.75 |
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