MAX32666GWP+ Analog Devices Integrated Circuit (BGA) In Stock
The MAX32666GWP+ is a dual-core ARM Cortex-M4F secure microcontroller from Analog Devices running up to 96 MHz with hardware security features and ADC integration in a compact WLCSP-109 package, without an integrated BLE radio. Key specs include two independent 32-bit Cortex-M4F cores with DSP/FPU, hardware cryptographic engine, DMA controller, boundary scan JTAG, and a wide range of analog and digital peripherals for secure embedded computing. Ideal for wearables, medical devices, IoT sensor hubs, and industrial edge AI applications requiring dual-core processing with hardware-rooted security.
- Manufacturer
- Analog Devices
- Package
- BGA
- Pin Count
- 109
- Lifecycle
- ACTIVE
- Datasheet
- MAX32666GWP+ 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 ARM Cortex-M4F cores at up to 96 MHz with FPU/DSP enabling parallel secure and application workload processing
- Hardware cryptographic engine with secure boot for tamper-resistant key storage and firmware authentication in medical and IoT endpoints
- Integrated ADC with DMA support enables direct sensor data acquisition without external analog front-end components
- Ultra-compact WLCSP-109 package minimizes PCB footprint for space-constrained wearable and miniature medical device designs
Applications
The MAX32666GWP+ is designed for ultra-low-power wearable health monitors, secure IoT edge nodes, and miniaturized medical devices where dual Cortex-M4F cores at 96 MHz enable simultaneous secure key management and real-time sensor fusion or machine learning inference. Its hardware security engine and secure boot capability provide a hardware root of trust for connected medical and industrial devices that must comply with FDA cybersecurity guidelines or IEC 62443 standards. The WLCSP-109 package and integrated ADC also make it well-suited for continuous glucose monitors, biometric authentication tokens, and multi-sensor industrial condition monitoring modules.
Specifications
| Manufacturer Package Code | 109-WLCSP-N/A |
| Date Of Intro | 2019-01-21 |
| YTEOL | 9 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | CORTEX-M4 |
| Clock Frequency-Max | 96MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| Format | FLOATING POINT |
| Integrated Cache | YES |
| JESD-30 Code | R-PBGA-B109 |
| Low Power Mode | YES |
| Number of DMA Channels | 16 |
| Number of I/O Lines | 50 |
| Number of Serial I/Os | 3 |
| Number of Timers | 8 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA109,10X11,14 |
| Package Shape | RECTANGULAR |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| RAM (bytes) | 573440 |
| ROM (words) | 1048576 |
| ROM Programmability | FLASH |
| Speed | 96MHz |
| Supply Voltage-Max | 1.21V |
| Supply Voltage-Min | 0.72V |
| Supply Voltage-Nom | 1.1V |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | Tin/Silver/Copper/Nickel (Sn/Ag/Cu/Ni) |
| Terminal Form | BALL |
| Terminal Pitch | 0.35mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.25 |
| Country of Origin | Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MAX32666GWP+:
suggested
Frequently Asked Questions
How does the dual Cortex-M4F architecture of the MAX32666GWP+ improve secure IoT application performance?
The MAX32666GWP+ provides two independent 32-bit ARM Cortex-M4F cores each running at up to 96 MHz, allowing one core to handle the security-critical trusted execution environment (secure enclave tasks such as key management and cryptographic operations) while the second core concurrently runs the main application firmware, sensor processing, and communication stack. This physical separation eliminates the scheduling complexity and latency of software-based isolation schemes, improving both throughput and security assurance for wearables and medical IoT devices.
For a wearable health monitor design, how does the MAX32666GWP+ handle sensor data acquisition without external analog components?
The MAX32666GWP+ integrates an on-chip ADC with direct DMA transfer capability, allowing it to digitize analog sensor signals such as ECG, temperature, or optical PPG signals directly without an external analog front-end ADC chip. The DMA controller transfers ADC samples to on-chip SRAM at up to 96 MHz core clock, enabling continuous 24/7 sensor sampling with minimal CPU intervention. This integration reduces component count, bill of materials cost, and PCB area compared to designs requiring a discrete 16-bit or 24-bit external ADC plus digital interface.
When should a designer choose MAX32666GWP+ instead of a single-core Cortex-M4 MCU for a secure medical device?
The MAX32666GWP+ is preferred over a single-core Cortex-M4 when the design requires hardware-isolated security processing alongside real-time application execution. For FDA-regulated medical devices or devices handling personal health data, the hardware cryptographic engine, secure boot, and dual-core isolation provide a stronger security architecture than software-partitioned designs on a single Cortex-M4 core running at up to 96 MHz. Single-core alternatives save cost but require software-only TrustZone or RTOS partitioning, which is harder to certify for regulatory compliance.
What boundary scan capability does the MAX32666GWP+ support and how does it benefit production test?
The MAX32666GWP+ supports JTAG boundary scan compliant with IEEE 1149.1, enabling automated in-circuit test (ICT) equipment to verify solder joint integrity on all 109 WLCSP balls after PCB reflow. For a BGA/WLCSP package where solder joints are hidden under the device, boundary scan is the primary method to detect opens and shorts on digital I/O connections without X-ray inspection, reducing production test cost and improving yield monitoring in high-volume manufacturing of wearable and medical device PCBs.
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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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