Product Description：

The GD32A714BZT3TB is a cost-optimized, high-performance automotive microcontroller from GigaDevice's GD32A714 series. Built around an Arm® Cortex®-M7 core operating at up to 400MHz, it delivers efficient processing power for a wide range of automotive control and connectivity applications. It meets AEC-Q100 Grade 2 reliability standards and supports ISO 26262 functional safety development. The MCU integrates key automotive features including a Hardware Security Module (HSM) for cybersecurity, Gigabit Ethernet for high-speed communication, and multiple CAN FD interfaces. Packaged in an LQFP144 form factor, it offers a compelling solution for automotive ECUs requiring solid performance, essential connectivity, and a compact footprint at a competitive cost point.

Key Features：

Balanced Performance Core: Arm Cortex-M7 processor operating at up to 400MHz, with double-precision FPU, suitable for real-time control and moderate computational tasks.

Automotive Reliability & Safety: Compliant with AEC-Q100 Grade 2 standards (-40°C to +105°C), designed to support ISO 26262 ASIL-B functional safety application development.

Integrated Security Foundation: Features a Hardware Security Module (HSM) with cryptographic accelerators (e.g., AES, SHA, TRNG) to enable secure boot, secure communication, and firmware protection.

Adequate On-Chip Memory: Equipped with generous embedded Flash and SRAM (specific sizes align with the A714 series, e.g., ~2MB Flash, ~512KB SRAM) to support complex automotive application software.

Essential Automotive Connectivity:

1x Gigabit Ethernet controller for backbone communication.

Multiple CAN FD interfaces (e.g., 3-4 channels) for in-vehicle networking.

USB 2.0 OTG, SDIO, multiple SPI/I²C/UART interfaces for peripheral expansion.

Analog and Control Peripherals: Integrated ADCs and DACs for sensor/actuator interfacing. Advanced PWM timers for motor and lighting control.

Compact Package: LQFP144 package, providing a robust and manufacturable solution with a balanced I/O count for mid-range ECU designs.

Typical Applications：

Mid-Range Body Domain Controllers: For integrated control of body electronics such as lighting, power windows, and smart access systems.

Regional/Zone Controllers: Acting as a local hub in zonal E/E architectures, aggregating sensor data and controlling actuators within a vehicle region.

Electric Vehicle Auxiliary Controllers: Used in subsystems like thermal management controllers, battery junction boxes, or auxiliary DC-DC converters.

Connected Vehicle Gateway Modules: As a cost-effective gateway handling CAN FD and Ethernet routing, potentially with basic telematics functions.

Advanced Chassis & Safety Systems: For applications like electric parking brake or medium-complexity suspension control.

Industrial & High-Reliability Applications: Suitable for industrial automation, commercial vehicle electronics, and energy systems where automotive-grade reliability is valued.