MAX6374KA+ Analog Devices Integrated Circuit (SOT23 (8-Pin)) In Stock
Analog Devices MAX6374KA+ is a pin-selectable watchdog timer IC in an 8-pin SOT23 package. Supports a single watchdog channel with selectable timeout periods via pin configuration. Available from stock with worldwide shipping.
- Manufacturer
- Analog Devices
- Package
- SOT23 (8-Pin)
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MAX6374KA+ 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
- Pin-selectable watchdog timeout periods eliminate external components and simplify system reset design
- Single-channel watchdog timer in compact 8-pin SOT23 package minimizes board space in space-constrained systems
- Low-power CMOS design with plastic/epoxy package (JESD-609 e4 rated) suitable for portable and embedded applications
Applications
The MAX6374KA+ watchdog timer is used in microcontroller-based embedded systems to monitor program execution and trigger a reset if the processor hangs or fails to toggle the watchdog within the selected timeout period. Its pin-selectable timeout options make it easy to configure for different system response requirements without additional external circuitry. It is well-suited for industrial controllers, consumer electronics, and medical devices requiring reliable processor supervision.
Specifications
| Manufacturer Package Code | 8-SOT_23-N/A |
| Date Of Intro | 2000-04-07 |
| YTEOL | 9 |
| Adjustable Threshold | NO |
| Analog IC - Other Type | WATCHDOG TIMER |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e4 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| 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 |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2.5V |
| Supply Voltage-Nom (Vsup) | 3V |
| Surface Mount | YES |
| Technology | BICMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| 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 are the watchdog timeout periods selected on the MAX6374KA+?
The MAX6374KA+ uses dedicated input pins to select from multiple preset watchdog timeout periods, covering a range typically from a few milliseconds up to several seconds. This pin-selectable approach removes the need for external resistors or capacitors, simplifying BOM and PCB layout for single-channel watchdog supervision in 8-pin SOT23 packages.
Which embedded system designs benefit from using the MAX6374KA+ watchdog timer?
Microcontroller-based systems in industrial automation, consumer electronics, and medical equipment benefit from the MAX6374KA+ because it provides reliable processor reset supervision in a compact 8-pin SOT23 footprint. Systems running at 3.3 V or 5 V supply rails can use this single-function watchdog to recover from software lockups without manual intervention.
How does the SOT23-8 package of the MAX6374KA+ compare to larger watchdog IC packages for PCB integration?
The 8-pin SOT23 package measures approximately 3.0 mm × 1.75 mm, offering a much smaller footprint than SOIC-8 packages, which are roughly 5.0 mm × 4.0 mm. This smaller size enables the MAX6374KA+ to fit in tight board areas near the microcontroller, reducing trace length to the reset pin and improving noise immunity in dense PCB designs.
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About Analog Devices
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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