MAX9077EKA+ Analog Devices Integrated Circuit (SOT23 (8-Pin)) In Stock
The MAX9077EKA+ is a dual comparator with push-pull output from Maxim, operating on 3 V or 5 V supply with input offset voltage up to 8000 µV and maximum bias current of 0.02 µA in a compact 8-pin SOT-23 package.
- Manufacturer
- Analog Devices
- Package
- SOT23 (8-Pin)
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MAX9077EKA+ Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual comparator channels in a single 8-pin SOT-23 package
- Push-pull output compatible with 3 V and 5 V logic
- Ultra-low bias current maximum of 0.02 µA at 25°C
- Input offset voltage of 8000 µV maximum
- Wide supply voltage range covering 3 V and 5 V systems
- Compact SOT-23 footprint ideal for space-constrained PCBs
Applications
The MAX9077EKA+ suits battery-monitoring circuits and window comparator designs in portable consumer electronics where dual independent comparator channels save board space. It is used in industrial threshold detection, overcurrent protection, and power supply supervisory circuits operating from 3 V or 5 V rails. Signal conditioning front-ends in sensor interfaces also leverage its low bias current and push-pull output drive capability.
Specifications
| Manufacturer Package Code | 8-SOT_23-N/A |
| Date Of Intro | 2002-04-01 |
| YTEOL | 8.5 |
| Amplifier Type | COMPARATOR |
| Average Bias Current-Max (IIB) | 0.02 µA |
| Bias Current-Max (IIB) @25C | 0.02 µA |
| Input Offset Voltage-Max | 8000 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 | TSSOP8,.1 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Response Time-Nom | 580ns |
| Supply Current-Max | 0.0066mA |
| Supply Voltage Limit-Max | 6V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BICMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | SOT23 (8-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many comparator channels does the MAX9077EKA+ integrate, and what output type do they use?
The MAX9077EKA+ integrates 2 independent comparator channels in a single 8-pin SOT-23 package, both using push-pull outputs compatible with 3 V and 5 V logic levels, reducing component count in dual-threshold detection designs.
What is the typical bias current of the MAX9077EKA+ and why does it matter for high-impedance sensor inputs?
The MAX9077EKA+ has a maximum bias current of 0.02 µA at 25°C, which is critical for high-impedance sensor inputs because lower bias current reduces voltage error across source resistances, preserving measurement accuracy in precision analog front-ends.
When is the MAX9077EKA+ a better fit than an open-drain comparator for 3.3 V microcontroller interfacing?
Because the MAX9077EKA+ provides push-pull outputs that actively drive both logic-high and logic-low states on a 3 V rail, it eliminates the need for an external pull-up resistor required by open-drain comparators, simplifying PCB layout and improving switching speed on capacitive loads.
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Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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