Analog Devices Inc./Maxim Integrated MAX77714GEWC+T

Overview

MAX77714GEWC+T from Analog Devices is a highly integrated power-management IC (PMIC) for multicore SoC applications in space-constrained portable devices. It integrates four buck regulators (4A/3A/2A/2A), nine LDOs, eight GPIOs, RTC with crystal oscillator support, backup battery charger, watchdog timer, and flexible power sequencer - all in a 70-bump WLP package. It delivers programmable DVS for SD0/SD1 (0.26V–1.52V @ 10mV steps), supports LPDDR4x memory rails, and achieves >90% peak efficiency at 3.6V_IN/1.1V_OUT.

For engineers reviewing the MAX77714GEWC+T datasheet, MAX77714GEWC+T pinout, MAX77714GEWC+T application, or MAX77714GEWC+T equivalent, key selection considerations include its 4.1mm × 3.25mm wafer-level package, I²C-configurable power-up/down sequencing, active-discharge LDOs, dual-oscillator RTC (crystal + internal silicon), and factory-programmable OTP options for system-specific power tree customization.

Technical Context

The MAX77714GEWC+T implements a hierarchical power architecture with independent control of four synchronous step-down regulators and nine LDOs, each with soft-start and programmable active discharge. Its Flexible Power Sequencer (FPS) enables configurable timing across up to four resources for power-up, power-down, and sleep mode transitions without host processor intervention.

Real-time clock functionality operates via external 32.768kHz crystal (XIN/XOUT) or internal silicon oscillator, with alarm wake-up and sudden momentary power loss (SMPL) detection. The I²C interface (7-bit slave address 0x48 or 0x4A) provides full register access to all regulators, GPIOs, RTC, and monitoring functions including thermal shutdown, UVLO/OVLO, and power-good status.

Key Specifications

Pinout & Package

MAX77714GEWC+T uses a 70-bump wafer-level package (WLP) with 0.4mm pitch, measuring 4.1mm × 3.25mm × 0.7mm. Bump configuration follows a 10×7 ball array layout per datasheet Figure 37 (Bump Configuration), with dedicated power, ground, I/O, and functional groups.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar PMIC applications.

Compared with MAX77757EWJ+T and TPS65988DHFR, the MAX77714GEWC+T uniquely combines full-featured power sequencing, crystal-based RTC with backup charging, and 13-output regulation in a single 4.1mm × 3.25mm WLP - making it optimal for advanced portable SoC platforms demanding time-aware, fault-resilient power management.

Availability

MAX77714GEWC+T is available at Aetrix Electronics and suitable for smartphones/tablet PCs, AR/VR headsets, handheld gaming devices, and drones requiring stable component supply, long-term lifecycle support, and traceable sourcing for production programs.

Supply support for MAX77714GEWC+T includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Analog Devices, Inc. is a global leader in high-performance analog, mixed-signal, and digital signal processing technologies, headquartered in Wilmington, MA.

The MAX77714GEWC+T belongs to Analog Devices' high-integration portable PMIC product line, designed specifically for multicore SoC platforms requiring compact, configurable, and time-aware power management in battery-powered consumer and industrial edge devices.

FAQ

What is the primary function of the MAX77714GEWC+T in a portable SoC system?

The MAX77714GEWC+T serves as a complete system PMIC, integrating 13 regulators (four bucks + nine LDOs), RTC, watchdog timer, eight GPIOs, and flexible power sequencing logic. It manages power delivery, sequencing, monitoring, and timekeeping for multicore application processors in smartphones, tablets, and AR/VR headsets - eliminating need for discrete power components and reducing board area.

Does the MAX77714GEWC+T support dynamic voltage scaling (DVS) and for which regulators?

Yes, the MAX77714GEWC+T supports DVS on SD0 and SD1 buck regulators, with output voltages programmable from 0.26V to 1.52V in 10mV steps via I²C. This enables fine-grained voltage control for CPU/GPU cores and LPDDR4x memory rails, optimizing power efficiency during varying computational loads.

How does the MAX77714GEWC+T handle real-time clock functionality during main power loss?

The MAX77714GEWC+T includes a dedicated RTC with support for external 32.768kHz crystal (XIN/XOUT) and an internal silicon oscillator fallback. It integrates a backup battery charger that conditions and regulates power to the BBATT pin (1.2V–3.0V), ensuring continuous RTC operation and alarm wake-up capability even when main input power is removed.

What packaging and thermal characteristics define the MAX77714GEWC+T?

The MAX77714GEWC+T uses a 70-bump wafer-level package (WLP) measuring 4.1mm × 3.25mm × 0.7mm with 0.4mm pitch. It features thermal shutdown protection and includes on-die temperature monitoring. The package supports high-density layouts and delivers >90% peak efficiency at typical SoC operating points, minimizing thermal dissipation in thin-profile devices.

Can the MAX77714GEWC+T be configured without host processor intervention during power-up?

Yes, the MAX77714GEWC+T incorporates a Flexible Power Sequencer (FPS) with four configurable outputs and factory-programmable OTP options. This allows full power-up, power-down, and sleep-mode sequencing to be defined at boot time - enabling autonomous operation without runtime I²C commands from the host processor.