A34G43AVL2N

The A34G43AVL2N is a 32-bit Arm® Cortex®-M4 microcontroller with FPU, delivering processing up to 200 MHz. It integrates high-density code and data memory with a rich set of peripherals targeted for motor-control and connectivity-driven embedded systems.

Designed for applications that require high compute throughput, deterministic motor control and flexible connectivity, the A34G43AVL2N pairs performance (200 MHz core and FPU) with integrated motor PWM, multi-channel 12-bit ADC and CAN FD/QSPI interfaces to simplify system design and reduce BOM complexity.

Key Features

• Core — Arm® Cortex®-M4 32-bit core with FPU running up to 200 MHz, providing floating-point performance suitable for signal processing and control algorithms.
• Memory — Up to 2048 KB dual-bank code Flash and 32 KB data Flash with ECC; dual-bank architecture supports bank swap and read-while-write for in-field firmware updates.
• SRAM and Reliability — 256 KB SRAM with ECC support for improved data integrity in memory-intensive applications.
• Motor Control Peripherals — Two MPWM generators for 3-phase waveforms, ten PWM generators with 16-bit counters, and multiple ADC trigger sources for synchronized sampling and advanced motor control schemes.
• Analog — Three independent 12-bit ADC blocks with 24 analog input channels and two 12-bit DAC channels for closed-loop control and analog conditioning.
• Timers and Control — 16-bit and 32-bit timers, free-run timers, 16-bit timers with capture/output channels, and a 32-bit watchdog timer for robust system timing and safety functions.
• Connectivity — Multiple serial interfaces including CAN FD, QSPI, SPI, I2C and UART/USART to support field networks, external memory and peripheral expansion.
• System and Security — AES-128 accelerator, 32-bit RNG, CRC calculation unit with multiple CRC modes, and DMA-compatible crypto/CRC paths to accelerate secure and reliable data operations.
• Clock and Low-Power — Internal and external oscillator options with PLL up to 200 MHz, plus low-power modes (SLEEP, DEEP-SLEEP) and internal LDO for flexible power management.
• Operating Range & Package — Wide VCC/VDD range of 2.7–5.5 V, operating temperature −40 to 105 °C, and a 100-LQFP package (14 × 14 mm, 0.5 mm pitch) for surface-mount assembly.

Typical Applications

• Motor Control — Dedicated MPWM generators, synchronized 12-bit ADCs and DACs support three-phase motor drives, BLDC/PM motor control and advanced closed-loop control implementations.
• Industrial Automation — High-performance core, CAN FD and extensive serial interfaces enable real-time control nodes, drives and motion controllers in factory environments.
• Robotics and Motion Systems — FPU-enabled Cortex‑M4 processing and multiple timers/PWM channels provide the computation and timing precision needed for multi-axis motion control and sensor fusion.
• Connectivity Gateways — QSPI and multiple serial ports facilitate external memory expansion, protocol bridging and robust field network communication.

Unique Advantages

• High-throughput computation: 200 MHz Cortex‑M4 with FPU delivers the processing headroom required for control algorithms and DSP-style math without external accelerators.
• OTA-ready memory architecture: Dual-bank 2 MB code Flash with bank swap and read-while-write enables in-field firmware updates while maintaining system availability.
• Integrated motor-control peripherals: Combined MPWM, 16-bit PWM timers, multiple ADC blocks and DACs reduce external component count and simplify motor-drive designs.
• Robust connectivity: CAN FD and QSPI plus multiple SPI/I2C/UART ports provide flexible options for field networks, sensors and external memory interfaces.
• Memory integrity and security accelerators: ECC for Flash/SRAM, CRC unit, AES-128 engine and RNG support reliable data handling and accelerated cryptographic operations.
• Wide operating conditions: 2.7–5.5 V supply range and −40 to 105 °C operating temperature make the device suitable for a broad set of industrial environments.

Why Choose A34G43AVL2N?

The A34G43AVL2N positions itself as a high-performance, highly integrated MCU for embedded designs that demand floating-point computation, robust memory features and purpose-built motor-control peripherals. Its combination of dual-bank flash, extensive analog and timing resources, and multi-protocol connectivity enables compact, cost-effective system designs with straightforward firmware update paths.

This device is well suited for engineers building motor drives, industrial controllers, robotics platforms and connectivity gateways who require deterministic control, memory reliability and flexible I/O in a surface-mount 100-LQFP package.

Request a quote or submit an inquiry to discuss pricing, lead times and how the A34G43AVL2N can be integrated into your next design.