A34L716JYN

The A34L716JYN is a low-power 32-bit microcontroller based on the ARM Cortex-M4F core with integrated FPU and a maximum operating frequency of 32 MHz. It combines code and data flash, SRAM, a rich set of analog and digital peripherals, and multiple low-power modes to address battery-operated and portable embedded applications.

Designed for systems requiring efficient processing, mixed-signal integration and USB connectivity, the A34L716JYN supports a wide range of sensor interfaces, control tasks and user-interface functions while operating from a 1.8 V to 3.6 V supply and across a –40 °C to +85 °C temperature range.

Key Features

• Core ARM Cortex-M4F CPU with hardware FPU running up to 32 MHz for deterministic 32-bit processing and floating-point math.
• Memory 256 KB code flash memory with ECC plus 32 KB data flash (with ECC) and 24 KB SRAM to support application code, data storage and runtime buffering.
• Power and Clock Management Operates from 1.8 V to 3.6 V and includes an internal 32 MHz HSI, low-speed oscillators and a PLL frequency generator. Multiple reset and clock monitoring features are provided.
• Low-Power Modes SLEEP and DEEP-SLEEP modes and other power-management features optimized for battery-powered designs.
• Analog and Data Conversion 12-bit ADC (17 channels), 12-bit DAC (two channels) and two OPAMPs for signal conditioning and precise A/D and D/A operations.
• Timers and RTC Multiple timers including eight 16-bit timers, one 32-bit timer, a free-run timer, real-time clock/calendar and a 32-bit watchdog timer for system timing and safety functions.
• Connectivity Comprehensive serial interfaces: I2C, SPI, USART (×2), UART, low-power UART (LPUART ×2) and USB 2.0 Full-Speed (device) for connectivity to sensors, peripherals and hosts.
• DMA and System Reliability 7-channel DMA controller and CRC calculation unit; code/data flash with ECC and NVIC supporting multiple interrupt sources for robust system operation.
• I/O and Package 48 general-purpose I/O pins and a compact 56‑QFN package (7 × 7 mm, 0.4 mm pitch) for space-constrained designs.
• Operating Range Commercial-grade operation from –40 °C to +85 °C.

Typical Applications

• Battery-powered IoT and sensor nodes — Low-power modes, multiple serial interfaces and ADC channels enable long-life sensor sampling and wireless gateway front-ends.
• Portable instrumentation — On-chip ADCs, DACs and OPAMPs simplify front-end design for handheld measurement and control devices.
• USB-enabled peripherals — Integrated USB 2.0 Full-Speed support provides direct connectivity for device-side USB applications.
• User interface and control — Multiple timers, UART/USART and ample I/O allow responsive UI control, PWM generation and motor/actuator management.

Unique Advantages

• Floating-point processing: The Cortex-M4F core with FPU accelerates DSP and math-heavy tasks without external co-processors.
• Integrated mixed-signal peripherals: 12-bit ADC, 12-bit DAC and OPAMPs reduce external component count and simplify analog front-end design.
• Robust memory architecture: Code and data flash with ECC plus dedicated SRAM increase reliability for embedded applications.
• Versatile connectivity: Multiple serial ports and USB Full-Speed support enable a broad range of peripheral and host interfaces.
• Low-voltage operation: 1.8 V to 3.6 V supply range supports common battery chemistries and modern system rails.
• Compact package: 56‑QFN (7 × 7 mm) provides a small footprint option for space-constrained PCBs.

Why Choose A34L716JYN?

The A34L716JYN positions itself as a balanced, low-power 32-bit MCU for designs that require floating-point performance, mixed-signal integration and USB connectivity in a compact package. It is well suited for battery-operated products, portable instruments and USB-enabled peripherals where reduced BOM and efficient power usage are priorities.

Backed by ABOV Semiconductor’s A34L716 family features, this device delivers a combination of memory integrity, peripheral breadth and temperature range that supports scalable, reliable embedded designs and long-term product viability.

Request a quote or submit an inquiry to obtain pricing, lead time and availability for the A34L716JYN. Our team can provide technical and supply information to support your design evaluation.