MAX31342EWA+ Analog Devices Integrated Circuit (BGA) In Stock
MAX31342EWA+ is a low-power I2C real-time clock with integrated timer from Analog Devices, operating from -40°C to +85°C. It features a WLCSP-8 package, 260°C peak reflow compatibility, and targets IoT, wearables, and industrial timing applications.
- Manufacturer
- Analog Devices
- Package
- BGA
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MAX31342EWA+ Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- I2C interface real-time clock with integrated timer function
- Wide temperature range: -40°C to +85°C industrial-grade operation
- Ultra-compact 8-ball WLCSP package for space-constrained designs
- 260°C peak reflow compatible for standard SMT assembly
- Introduced 2019 with long product lifecycle support
- Tin/Silver/Copper/Nickel terminal finish for reliable solderability
Applications
The MAX31342EWA+ is ideal for IoT edge nodes, wearable health monitors, and industrial data loggers that require accurate timekeeping across a -40°C to +85°C temperature range. Its ultra-compact WLCSP-8 footprint makes it a strong choice for smartwatches and compact medical devices where board space is at a premium. The integrated timer and I2C interface reduce external component count, lowering BOM cost in battery-powered embedded systems.
Specifications
| Manufacturer Package Code | 8-WLCSP-N/A |
| Date Of Intro | 2019-04-25 |
| YTEOL | 9 |
| Peak Reflow Temperature (Cel) | 260 |
| Terminal Finish | Tin/Silver/Copper/Nickel (Sn/Ag/Cu/Ni) |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| uPs/uCs/Peripheral ICs Type | TIMER, REAL TIME CLOCK |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What temperature range does the MAX31342EWA+ support, and which environments does that cover?
The MAX31342EWA+ operates from -40°C to +85°C, making it suitable for automotive, industrial, and outdoor IoT deployments where ambient temperature swings are significant. This extended range ensures accurate timekeeping in unheated enclosures, factory floors, and vehicle interiors without additional thermal management circuitry.
How compact is the MAX31342EWA+ package, and how does it benefit PCB layout in wearable designs?
The MAX31342EWA+ comes in an 8-ball WLCSP package, one of the smallest available for RTC ICs, measuring under 2 mm × 2 mm. This tiny footprint allows wearable and hearable designers to integrate real-time clock functionality without compromising the thin or curved PCB constraints common in fitness trackers or smartwatches.
When should a designer choose the MAX31342EWA+ over a standard SOIC-packaged RTC for an industrial data logger?
When PCB area is limited and the design must survive -40°C cold-start conditions, the MAX31342EWA+ WLCSP-8 is the better choice because it occupies under 4 mm² of board area versus roughly 30 mm² for a typical SOIC-8 RTC, while maintaining full -40°C to +85°C accuracy. The I2C interface also simplifies firmware integration with common 8-bit and 32-bit MCUs used in data-logger platforms.
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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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