MCP6547-I/MS Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP6547-I/MS is a dual open-drain voltage comparator operating from 1.6 V with 0.0001 µA input bias current and 7000 µV maximum offset voltage in a compact 8-pin MSOP package. The open-drain outputs enable wired-OR bus sharing and logic level translation. From $0.60, in stock, worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP6547-I/MS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1067(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 MCP6547-I/MS?
- Dual comparator with 1.6 V minimum supply voltage and open-drain outputs for wired-OR and level-shifting applications
- Ultra-low 0.0001 µA input bias current enables accurate threshold detection with high-impedance signal sources
- Compact MSOP-8 package integrates 2 comparator channels in under 5 mm x 3 mm PCB footprint
What is MCP6547-I/MS used for?
The MCP6547-I/MS is used in battery-powered threshold detection circuits, window comparators, and interrupt generation for microcontroller GPIO pins operating at 1.6 V to 5.5 V supply rails. Its open-drain architecture allows multiple comparator outputs to be wire-ORed together on a single line for fault detection in power management systems. The device also suits level-translation interfaces and over-current detection in portable consumer electronics and IoT edge devices.
What are the specifications of MCP6547-I/MS?
| Pbfree Code | Yes |
| Manufacturer Package Code | MSOP-8 |
| Reach Compliance Code | Compliant |
| Factory Lead Time | 11Weeks |
| YTEOL | 8 |
| Amplifier Type | COMPARATOR |
| Average Bias Current-Max (IIB) | 0.0001 µA |
| Input Offset Voltage-Max | 7000 µV |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 2 |
| Output Type | OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Response Time-Nom | 3000ns |
| Screening Level | TS 16949 |
| 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 | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| 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 MCP6547-I/MS datasheet?
MCP6547-I/MS Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP6547-I/MS?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the minimum supply voltage for the MCP6547-I/MS and how does that benefit battery-powered designs?
The MCP6547-I/MS operates from as low as 1.6 V, enabling use in single alkaline or NiMH cell systems, and continues functioning as the battery discharges toward end-of-life voltage without adding a boost regulator, saving cost and PCB space.
Why are open-drain comparator outputs important in multi-comparator fault detection systems?
Open-drain outputs allow multiple MCP6547 channels or additional comparators to share a single pull-up resistor on a common fault line using wired-OR logic. Any channel pulling the line low immediately signals a fault condition to the host microcontroller, simplifying the interrupt routing hardware.
How does the 7000 µV maximum input offset voltage of the MCP6547-I/MS affect threshold accuracy in low-level signal detection?
A 7000 µV offset means that the actual trip point can deviate up to 7 mV from the intended reference voltage. Designers targeting precision detection thresholds tighter than 10 mV should add hysteresis or use a lower-offset comparator, while general-purpose threshold detection at signals above 100 mV is largely unaffected.
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|---|---|---|
| 1+ | $0.1067 | $0.11 |
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